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ChipInfo/74800

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Personal collection » Acorn hard disk » files » Electronic
Filename: ChipInfo/74800
Read OK:
File size: 3224 bytes
Load address: 0000
Exec address: 0000
File contents
<html>
<head>
<title>IC Master List</title></head>
<body>
7400 series TTL IC's:  74800...74899
<p>
What would we do without them?
<p>
<hr>
<a><name="74804"></a>
<h3>74804</h3>
Hex 2-input NAND gates/line drivers.
<pre>
    +---+--+---+             +---+---*---+           __
 1A |1  +--+ 20| VCC         | A | B |/Y |      /Y = AB
 1B |2       19| 6B          +===+===*===+
/1Y |3       18| 6A          | 0 | 0 | 1 |
 2A |4       17| /6Y         | 0 | 1 | 1 |
 2B |5   74  16| 5B          | 1 | 0 | 1 |
/2Y |6  804  15| 5A          | 1 | 1 | 0 |
 3A |7       14| /5Y         +---+---*---+
 3B |8       13| 4B
/3Y |9       12| 4A
GND |10      11| /4Y
    +----------+
</pre>
<p>
<a><name="74805"></a>
<h3>74805</h3>
Hex 2-input NOR gates/line drivers.
<pre>
    +---+--+---+             +---+---*---+           ___
 1A |1  +--+ 20| VCC         | A | B |/Y |      /Y = A+B
 1B |2       19| 6B          +===+===*===+
/1Y |3       18| 6A          | 0 | 0 | 1 |
 2A |4       17| /6Y         | 0 | 1 | 0 |
 2B |5   74  16| 5B          | 1 | 0 | 0 |
/2Y |6  805  15| 5A          | 1 | 1 | 0 |
 3A |7       14| /5Y         +---+---*---+
 3B |8       13| 4B
/3Y |9       12| 4A
GND |10      11| /4Y
    +----------+
</pre>
<p>
<a><name="74808"></a>
<h3>74808</h3>
Hex 2-input AND gates/line drivers.
<pre>
    +---+--+---+             +---+---*---+
 1A |1  +--+ 20| VCC         | A | B | Y |       Y = AB
 1B |2       19| 6B          +===+===*===+
 1Y |3       18| 6A          | 0 | 0 | 0 |
 2A |4       17| 6Y          | 0 | 1 | 0 |
 2B |5   74  16| 5B          | 1 | 0 | 0 |
 2Y |6  808  15| 5A          | 1 | 1 | 1 |
 3A |7       14| 5Y          +---+---*---+
 3B |8       13| 4B
 3Y |9       12| 4A
GND |10      11| 4Y
    +----------+
</pre>
<p>
<a><name="74821"></a>
<h3>74821</h3>
10-bit 3-state D flip-flop/bus driver.
<pre>
    +---+--+---+             +---+---+---*---+
/OE |1  +--+ 24| VCC         |/OE|CLK| D | Q |
 D1 |2       23| Q1          +===+===+===*===+
 D2 |3       22| Q2          | 1 | X | X | Z |
 D3 |4       21| Q3          | 0 | / | 0 | 0 |
 D4 |5       20| Q4          | 0 | / | 1 | 1 |
 D5 |6   74  19| Q5          | 0 |!/ | X | - |
 D6 |7  821  18| Q6          +---+---+---*---+
 D7 |8       17| Q7
 D8 |9       16| Q8
 D9 |10      15| Q9
D10 |11      14| Q10
GND |12      13| CLK
    +----------+
</pre>
<p>
<a><name="74822"></a>
<h3>74822</h3>
10-bit 3-state inverting D flip-flop/bus driver.
<pre>
    +---+--+---+             +---+---+---*---+
/OE |1  +--+ 24| VCC         |/OE|CLK| D |/Q |
 D1 |2       23| /Q1         +===+===+===*===+
 D2 |3       22| /Q2         | 1 | X | X | Z |
 D3 |4       21| /Q3         | 0 | / | 0 | 1 |
 D4 |5       20| /Q4         | 0 | / | 1 | 0 |
 D5 |6   74  19| /Q5         | 0 |!/ | X | - |
 D6 |7  822  18| /Q6         +---+---+---*---+
 D7 |8       17| /Q7
 D8 |9       16| /Q8
 D9 |10      15| /Q9
D10 |11      14| /Q10
GND |12      13| CLK
    +----------+
</pre>
<p>
<a><name="74823"></a>
<h3>74823</h3>
9-bit 3-state D flip-flop/bus driver with clock enable and reset.
<pre>
     +---+--+---+
 /OE |1  +--+ 24| VCC
  D1 |2       23| Q1
  D2 |3       22| Q2
  D3 |4       21| Q3
  D4 |5       20| Q4
  D5 |6   74  19| Q5
  D6 |7  823  18| Q6
  D7 |8       17| Q7
  D8 |9       16| Q8
  D9 |10      15| Q9
/RST |11      14| /CLKEN
 GND |12      13| CLK
     +----------+
</pre>
<p>
<a><name="74825"></a>
<h3>74825</h3>
8-bit 3-state D flip-flop/bus driver with three output enables, clock enable
and reset.
<pre>
     +---+--+---+
/OE1 |1  +--+ 24| VCC
/OE2 |2       23| /OE3
  D1 |3       22| Q1
  D2 |4       21| Q2
  D3 |5       20| Q3
  D4 |6   74  19| Q4
  D5 |7  825  18| Q5
  D6 |8       17| Q6
  D7 |9       16| Q7
  D8 |10      15| Q8
/RST |11      14| /CLKEN
 GND |12      13| CLK
     +----------+
</pre>
<p>
<a><name="74827"></a>
<h3>74827</h3>
10-bit 3-state noninverting buffer/line driver.
<pre>
     +---+--+---+
/OE1 |1  +--+ 24| VCC
  A1 |2       23| Y1
  A2 |3       22| Y2
  A3 |4       21| Y3
  A4 |5       20| Y4
  A5 |6  742  19| Y5
  A6 |7  827  18| Y6
  A7 |8       17| Y7
  A8 |9       16| Y8
  A9 |10      15| Y9
 A10 |11      14| Y10
 GND |12      13| /OE2
     +----------+
</pre>
<p>
<a><name="74832"></a>
<h3>74832</h3>
Hex 2-input OR gates/line drivers.
<pre>
    +---+--+---+             +---+---*---+
 1A |1  +--+ 20| VCC         | A | B | Y |       Y = A+B
 1B |2       19| 6B          +===+===*===+
 1Y |3       18| 6A          | 0 | 0 | 0 |
 2A |4       17| 6Y          | 0 | 1 | 1 |
 2B |5   74  16| 5B          | 1 | 0 | 1 |
 2Y |6  832  15| 5A          | 1 | 1 | 1 |
 3A |7       14| 5Y          +---+---*---+
 3B |8       13| 4B
 3Y |9       12| 4A
GND |10      11| 4Y
    +----------+
</pre>
<p>
<a><name="74833"></a>
<h3>74833</h3>
8-bit 3-state noninverting bus transceiver with parity generator/checker
and parity register.
<pre>
       +---+--+---+
  /OEA |1  +--+ 24| VCC
    A1 |2       23| B1
    A2 |3       22| B2
    A3 |4       21| B3
    A4 |5       20| B4
    A5 |6   74  19| B5
    A6 |7  833  18| B6
    A7 |8       17| B7
    A8 |9       16| B8
/ERROR |10      15| PAR
  /CLR |11      14| /OEB
   GND |12      13| CLK
       +----------+
</pre>
<p>
<a><name="74841"></a>
<h3>74841</h3>
10-bit 3-state transparent latch/bus driver.
<pre>
    +---+--+---+             +---+---+---*---+
/OE |1  +--+ 24| VCC         |/OE| LE| D | Q |
 D1 |2       23| Q1          +===+===+===*===+
 D2 |3       22| Q2          | 1 | X | X | Z |
 D3 |4       21| Q3          | 0 | 0 | X | - |
 D4 |5       20| Q4          | 0 | 1 | 0 | 0 |
 D5 |6   74  19| Q5          | 0 | 1 | 1 | 1 |
 D6 |7  841  18| Q6          +---+---+---*---+
 D7 |8       17| Q7
 D8 |9       16| Q8
 D9 |10      15| Q9
D10 |11      14| Q10
GND |12      13| LE
    +----------+
</pre>
<p>
<a><name="74843"></a>
<h3>74843</h3>
9-bit 3-state transparent latch/bus driver with set and reset.
<pre>
     +---+--+---+            +----+----+---+---+---*---+
 /OE |1  +--+ 24| VCC        |/RST|/SET|/OE| LE| D | Q |
  D1 |2       23| Q1         +====+====+===+===+===*===+
  D2 |3       22| Q2         |  0 |  1 | 0 | X | X | 0 |
  D3 |4       21| Q3         |  1 |  0 | 0 | X | X | 0 |
  D4 |5       20| Q4         |  X |  X | 1 | X | X | Z |
  D5 |6   74  19| Q5         |  1 |  1 | 0 | 0 | X | - |
  D6 |7  843  18| Q6         |  1 |  1 | 0 | 1 | 0 | 0 |
  D7 |8       17| Q7         |  1 |  1 | 0 | 1 | 1 | 1 |
  D8 |9       16| Q8         +----+----+---+---+---*---+
  D9 |10      15| Q9
/RST |11      14| /SET
 GND |12      13| LE
     +----------+
</pre>
<p>
<a><name="74845"></a>
<h3>74845</h3>
8-bit 3-state transparent latch/bus driver with three output enables,
set and reset.
<pre>
     +---+--+---+
/OE1 |1  +--+ 24| VCC
/OE2 |2       23| /OE3
  D1 |3       22| Q1
  D2 |4       21| Q2
  D3 |5       20| Q3
  D4 |6   74  19| Q4
  D5 |7  845  18| Q5
  D6 |8       17| Q6
  D7 |9       16| Q7
  D8 |10      15| Q8
/RST |11      14| /SET
 GND |12      13| LE
     +----------+
</pre>
<p>
<a><name="74857"></a>
<h3>74857</h3>
12-to-6 line inverting/noninverting data selector/multiplexer with masking
and zero detect.
<pre>
      +---+--+---+
   S0 |1  +--+ 24| VCC
  1A0 |2       23| S1
  1A1 |3       22| 6A0
   1Y |4       21| 6A1
  2A0 |5       20| 6Y
  2A1 |6   74  19| 5A0
   2Y |7  857  18| 5A1
  3A0 |8       17| 5Y
  3A1 |9       16| 4A0
   3Y |10      15| 4A1
   ZD |11      14| 4Y
  GND |12      13| COMP
      +----------+
</pre>
<p>
<a><name="74861"></a>
<h3>74861</h3>
10-bit 3-state noninverting bus transceiver.
<pre>
     +---+--+---+
/GBA |1  +--+ 24| VCC
  A1 |2       23| B1
  A2 |3       22| B2
  A3 |4       21| B3
  A4 |5       20| B4
  A5 |6   74  19| B5
  A6 |7  861  18| B6
  A7 |8       17| B7
  A8 |9       16| B8
  A9 |10      15| B9
 A10 |11      14| B10
 GND |12      13| /GAB
     +----------+
</pre>
<p>
<a><name="74863"></a>
<h3>74863</h3>
9-bit 3-state noninverting bus transceiver.
<pre>
      +---+--+---+
/GBA1 |1  +--+ 24| VCC
   A1 |2       23| B1
   A2 |3       22| B2
   A3 |4       21| B3
   A4 |5       20| B4
   A5 |6   74  19| B5
   A6 |7  863  18| B6
   A7 |8       17| B7
   A8 |9       16| B8
   A9 |10      15| B9
/GBA2 |11      14| /GAB2
  GND |12      13| /GAB1
      +----------+
</pre>
<p>
<a><name="74867"></a>
<h3>74867</h3>
8-bit synchronous binary up/down counter with load, asynchronous reset and
ripple carry output.
<pre>
     +---+--+---+
  S0 |1  +--+ 24| VCC
  S1 |2       23| /ENP
  P0 |3       22| Q0
  P1 |4       21| Q1
  P2 |5       20| Q2
  P3 |6   74  19| Q3
  P4 |7  867  18| Q4
  P5 |8       17| Q5
  P6 |9       16| Q6
  P7 |10      15| Q7
/ENT |11      14| CLK
 GND |12      13| /RCO
     +----------+
</pre>
<p>
<a><name="74869"></a>
<h3>74869</h3>
8-bit synchronous binary up/down counter with load, reset and ripple carry
output.
<pre>
     +---+--+---+
  S0 |1  +--+ 24| VCC
  S1 |2       23| /ENP
  P0 |3       22| Q0
  P1 |4       21| Q1
  P2 |5       20| Q2
  P3 |6   74  19| Q3
  P4 |7  869  18| Q4
  P5 |8       17| Q5
  P6 |9       16| Q6
  P7 |10      15| Q7
/ENT |11      14| CLK
 GND |12      13| /RCO
     +----------+
</pre>
<p>
<a><name="74873"></a>
<h3>74873</h3>
Dual 4-bit 3-state transparent latch with reset.
<pre>
      +---+--+---+
/1RST |1  +--+ 24| VCC
 /1OE |2       23| 1LE
  1D1 |3       22| 1Q1
  1D2 |4       21| 1Q2
  1D3 |5       20| 1Q3
  1D4 |6   74  19| 1Q4
  2D1 |7  873  18| 2Q1
  2D2 |8       17| 2Q2
  2D3 |9       16| 2Q3
  2D4 |10      15| 2Q4
 /2OE |11      14| 2LE
  GND |12      13| /2RST
      +----------+
</pre>
<p>
<a><name="74874"></a>
<h3>74874</h3>
Dual 4-bit 3-state D flip-flops with reset.
<pre>
      +---+--+---+           +----+---+---+---*---+
/1RST |1  +--+ 24| VCC       |/RST|/OE|CLK| D | Q |
 /1OE |2       23| 1CLK      +====+===+===+===*===+
  1D1 |3       22| 1Q1       |  0 | 1 | X | X | Z |
  1D2 |4       21| 1Q2       |  X | 0 | X | X | 0 |
  1D3 |5       20| 1Q3       |  1 | 0 | / | 0 | 0 |
  1D4 |6   74  19| 1Q4       |  1 | 0 | / | 1 | 1 |
  2D1 |7  874  18| 2Q1       |  1 | 0 |!/ | X | - |
  2D2 |8       17| 2Q2       +----+---+---+---*---+
  2D3 |9       16| 2Q3
  2D4 |10      15| 2Q4
 /2OE |11      14| 2CLK
  GND |12      13| /2RST
      +----------+
</pre>
<p>
<a><name="74878"></a>
<h3>74878</h3>
Dual 4-bit 3-state D flip-flops with reset.
<pre>
      +---+--+---+           +----+---+---+---*---+
/1RST |1  +--+ 24| VCC       |/RST|/OE|CLK| D | Q |
 /1OE |2       23| 1CLK      +====+===+===+===*===+
  1D1 |3       22| 1Q1       |  0 | 1 | X | X | Z |
  1D2 |4       21| 1Q2       |  X | 0 | X | X | 0 |
  1D3 |5       20| 1Q3       |  1 | 0 | / | 0 | 0 |
  1D4 |6   74  19| 1Q4       |  1 | 0 | / | 1 | 1 |
  2D1 |7  878  18| 2Q1       |  1 | 0 |!/ | X | - |
  2D2 |8       17| 2Q2       +----+---+---+---*---+
  2D3 |9       16| 2Q3
  2D4 |10      15| 2Q4
 /2OE |11      14| 2CLK
  GND |12      13| /2RST
      +----------+
</pre>
<p>
<a><name="74881"></a>
<h3>74881</h3>
4-bit 16-function arithmetic logic unit (ALU)
<pre>
    +---+--+---+
/B0 |1  +--+ 24| VCC
/A0 |2       23| /A1
 S3 |3       22| /B1
 S2 |4       21| /A2
 S1 |5       20| /B2
 S0 |6   74  19| /A3
CIN |7  881  18| /B3
  M |8       17| /G
/F0 |9       16| COUT
/F1 |10      15| /P
/F2 |11      14| A=B
GND |12      13| /F3
    +----------+
</pre>
<p>
<a><name="74885"></a>
<h3>74885</h3>
8-bit noninverting magnitude comparator with cascade inputs and latchable
A inputs.
<pre>
     +---+--+---+
L+/A |1  +--+ 24| VCC
IA&lt;B |2       23| ALE
IA&gt;B |3       22| A7
  B7 |4       21| A6
  B6 |5       20| A5
  B5 |6   74  19| A4
  B4 |7  885  18| A3
  B3 |8       17| A2
  B2 |9       16| A1
  B1 |10      15| A0
  B0 |11      14| OA&lt;B
 GND |12      13| OA&gt;B
     +----------+
</pre>
<p>
<a><name="74899"></a>
<h3>74899</h3>
8-bit 3-state noninverting latchable bus transceiver with parity
generator/checker and independent latch-enable inputs.
<pre>
      +---+--+---+
 O//E |1  +--+ 28| VCC
/ERRA |2       27| /OEAB
 LEAB |3       26| B1
   A1 |4       25| B2
   A2 |5       24| B3
   A3 |6       23| B4
   A4 |7   74  22| B5
   A5 |8  899  21| B6
   A6 |9       20| B7
   A7 |10      19| B8
   A8 |11      18| BPAR
 APAR |12      17| LEBA
/OEBA |13      16| /SEL
  GND |14      15| /ERRB
      +----------+
</pre>
<p>
<hr><a href="http://science.smsu.edu/~wicks/elec/ic-index.html">
Back to the index.</a>
</body>
</html>
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00000010  3c 74 69 74 6c 65 3e 49  43 20 4d 61 73 74 65 72  |<title>IC Master|
00000020  20 4c 69 73 74 3c 2f 74  69 74 6c 65 3e 3c 2f 68  | List</title></h|
00000030  65 61 64 3e 0d 0a 3c 62  6f 64 79 3e 0d 0a 37 34  |ead>..<body>..74|
00000040  30 30 20 73 65 72 69 65  73 20 54 54 4c 20 49 43  |00 series TTL IC|
00000050  27 73 3a 20 20 37 34 38  30 30 2e 2e 2e 37 34 38  |'s:  74800...748|
00000060  39 39 0d 0a 3c 70 3e 0d  0a 57 68 61 74 20 77 6f  |99..<p>..What wo|
00000070  75 6c 64 20 77 65 20 64  6f 20 77 69 74 68 6f 75  |uld we do withou|
00000080  74 20 74 68 65 6d 3f 0d  0a 3c 70 3e 0d 0a 3c 68  |t them?..<p>..<h|
00000090  72 3e 0d 0a 3c 61 3e 3c  6e 61 6d 65 3d 22 37 34  |r>..<a><name="74|
000000a0  38 30 34 22 3e 3c 2f 61  3e 0d 0a 3c 68 33 3e 37  |804"></a>..<h3>7|
000000b0  34 38 30 34 3c 2f 68 33  3e 0d 0a 48 65 78 20 32  |4804</h3>..Hex 2|
000000c0  2d 69 6e 70 75 74 20 4e  41 4e 44 20 67 61 74 65  |-input NAND gate|
000000d0  73 2f 6c 69 6e 65 20 64  72 69 76 65 72 73 2e 0d  |s/line drivers..|
000000e0  0a 3c 70 72 65 3e 0d 0a  20 20 20 20 2b 2d 2d 2d  |.<pre>..    +---|
000000f0  2b 2d 2d 2b 2d 2d 2d 2b  20 20 20 20 20 20 20 20  |+--+---+        |
00000100  20 20 20 20 20 2b 2d 2d  2d 2b 2d 2d 2d 2a 2d 2d  |     +---+---*--|
00000110  2d 2b 20 20 20 20 20 20  20 20 20 20 20 5f 5f 0d  |-+           __.|
00000120  0a 20 31 41 20 7c 31 20  20 2b 2d 2d 2b 20 32 30  |. 1A |1  +--+ 20|
00000130  7c 20 56 43 43 20 20 20  20 20 20 20 20 20 7c 20  || VCC         | |
00000140  41 20 7c 20 42 20 7c 2f  59 20 7c 20 20 20 20 20  |A | B |/Y |     |
00000150  20 2f 59 20 3d 20 41 42  0d 0a 20 31 42 20 7c 32  | /Y = AB.. 1B |2|
00000160  20 20 20 20 20 20 20 31  39 7c 20 36 42 20 20 20  |       19| 6B   |
00000170  20 20 20 20 20 20 20 2b  3d 3d 3d 2b 3d 3d 3d 2a  |       +===+===*|
00000180  3d 3d 3d 2b 0d 0a 2f 31  59 20 7c 33 20 20 20 20  |===+../1Y |3    |
00000190  20 20 20 31 38 7c 20 36  41 20 20 20 20 20 20 20  |   18| 6A       |
000001a0  20 20 20 7c 20 30 20 7c  20 30 20 7c 20 31 20 7c  |   | 0 | 0 | 1 ||
000001b0  0d 0a 20 32 41 20 7c 34  20 20 20 20 20 20 20 31  |.. 2A |4       1|
000001c0  37 7c 20 2f 36 59 20 20  20 20 20 20 20 20 20 7c  |7| /6Y         ||
000001d0  20 30 20 7c 20 31 20 7c  20 31 20 7c 0d 0a 20 32  | 0 | 1 | 1 |.. 2|
000001e0  42 20 7c 35 20 20 20 37  34 20 20 31 36 7c 20 35  |B |5   74  16| 5|
000001f0  42 20 20 20 20 20 20 20  20 20 20 7c 20 31 20 7c  |B          | 1 ||
00000200  20 30 20 7c 20 31 20 7c  0d 0a 2f 32 59 20 7c 36  | 0 | 1 |../2Y |6|
00000210  20 20 38 30 34 20 20 31  35 7c 20 35 41 20 20 20  |  804  15| 5A   |
00000220  20 20 20 20 20 20 20 7c  20 31 20 7c 20 31 20 7c  |       | 1 | 1 ||
00000230  20 30 20 7c 0d 0a 20 33  41 20 7c 37 20 20 20 20  | 0 |.. 3A |7    |
00000240  20 20 20 31 34 7c 20 2f  35 59 20 20 20 20 20 20  |   14| /5Y      |
00000250  20 20 20 2b 2d 2d 2d 2b  2d 2d 2d 2a 2d 2d 2d 2b  |   +---+---*---+|
00000260  0d 0a 20 33 42 20 7c 38  20 20 20 20 20 20 20 31  |.. 3B |8       1|
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00000ff0  33 7c 20 59 31 0d 0a 20  20 41 32 20 7c 33 20 20  |3| Y1..  A2 |3  |
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000011c0  42 20 20 20 20 20 20 20  20 20 20 2b 3d 3d 3d 2b  |B          +===+|
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00001230  0d 0a 20 32 42 20 7c 35  20 20 20 37 34 20 20 31  |.. 2B |5   74  1|
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00001610  20 58 20 7c 20 5a 20 7c  0d 0a 20 44 33 20 7c 34  | X | Z |.. D3 |4|
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00001930  35 20 7c 36 20 20 20 37  34 20 20 31 39 7c 20 51  |5 |6   74  19| Q|
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00001950  20 20 31 20 7c 20 30 20  7c 20 30 20 7c 20 58 20  |  1 | 0 | 0 | X |
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00001990  30 20 7c 20 31 20 7c 20  30 20 7c 20 30 20 7c 0d  |0 | 1 | 0 | 0 |.|
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000019b0  37 7c 20 51 37 20 20 20  20 20 20 20 20 20 7c 20  |7| Q7         | |
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000019e0  7c 39 20 20 20 20 20 20  20 31 36 7c 20 51 38 20  ||9       16| Q8 |
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00001a00  2d 2d 2b 2d 2d 2d 2b 2d  2d 2d 2b 2d 2d 2d 2a 2d  |--+---+---+---*-|
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00001a50  20 31 33 7c 20 4c 45 0d  0a 20 20 20 20 20 2b 2d  | 13| LE..     +-|
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00001b20  34 7c 20 56 43 43 0d 0a  2f 4f 45 32 20 7c 32 20  |4| VCC../OE2 |2 |
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00001b50  7c 20 51 31 0d 0a 20 20  44 32 20 7c 34 20 20 20  || Q1..  D2 |4   |
00001b60  20 20 20 20 32 31 7c 20  51 32 0d 0a 20 20 44 33  |    21| Q2..  D3|
00001b70  20 7c 35 20 20 20 20 20  20 20 32 30 7c 20 51 33  | |5       20| Q3|
00001b80  0d 0a 20 20 44 34 20 7c  36 20 20 20 37 34 20 20  |..  D4 |6   74  |
00001b90  31 39 7c 20 51 34 0d 0a  20 20 44 35 20 7c 37 20  |19| Q4..  D5 |7 |
00001ba0  20 38 34 35 20 20 31 38  7c 20 51 35 0d 0a 20 20  | 845  18| Q5..  |
00001bb0  44 36 20 7c 38 20 20 20  20 20 20 20 31 37 7c 20  |D6 |8       17| |
00001bc0  51 36 0d 0a 20 20 44 37  20 7c 39 20 20 20 20 20  |Q6..  D7 |9     |
00001bd0  20 20 31 36 7c 20 51 37  0d 0a 20 20 44 38 20 7c  |  16| Q7..  D8 ||
00001be0  31 30 20 20 20 20 20 20  31 35 7c 20 51 38 0d 0a  |10      15| Q8..|
00001bf0  2f 52 53 54 20 7c 31 31  20 20 20 20 20 20 31 34  |/RST |11      14|
00001c00  7c 20 2f 53 45 54 0d 0a  20 47 4e 44 20 7c 31 32  || /SET.. GND |12|
00001c10  20 20 20 20 20 20 31 33  7c 20 4c 45 0d 0a 20 20  |      13| LE..  |
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00001c30  0a 3c 2f 70 72 65 3e 0d  0a 3c 70 3e 0d 0a 3c 61  |.</pre>..<p>..<a|
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00001c90  6c 65 63 74 6f 72 2f 6d  75 6c 74 69 70 6c 65 78  |lector/multiplex|
00001ca0  65 72 20 77 69 74 68 20  6d 61 73 6b 69 6e 67 0d  |er with masking.|
00001cb0  0a 61 6e 64 20 7a 65 72  6f 20 64 65 74 65 63 74  |.and zero detect|
00001cc0  2e 0d 0a 3c 70 72 65 3e  0d 0a 20 20 20 20 20 20  |...<pre>..      |
00001cd0  2b 2d 2d 2d 2b 2d 2d 2b  2d 2d 2d 2b 0d 0a 20 20  |+---+--+---+..  |
00001ce0  20 53 30 20 7c 31 20 20  2b 2d 2d 2b 20 32 34 7c  | S0 |1  +--+ 24||
00001cf0  20 56 43 43 0d 0a 20 20  31 41 30 20 7c 32 20 20  | VCC..  1A0 |2  |
00001d00  20 20 20 20 20 32 33 7c  20 53 31 0d 0a 20 20 31  |     23| S1..  1|
00001d10  41 31 20 7c 33 20 20 20  20 20 20 20 32 32 7c 20  |A1 |3       22| |
00001d20  36 41 30 0d 0a 20 20 20  31 59 20 7c 34 20 20 20  |6A0..   1Y |4   |
00001d30  20 20 20 20 32 31 7c 20  36 41 31 0d 0a 20 20 32  |    21| 6A1..  2|
00001d40  41 30 20 7c 35 20 20 20  20 20 20 20 32 30 7c 20  |A0 |5       20| |
00001d50  36 59 0d 0a 20 20 32 41  31 20 7c 36 20 20 20 37  |6Y..  2A1 |6   7|
00001d60  34 20 20 31 39 7c 20 35  41 30 0d 0a 20 20 20 32  |4  19| 5A0..   2|
00001d70  59 20 7c 37 20 20 38 35  37 20 20 31 38 7c 20 35  |Y |7  857  18| 5|
00001d80  41 31 0d 0a 20 20 33 41  30 20 7c 38 20 20 20 20  |A1..  3A0 |8    |
00001d90  20 20 20 31 37 7c 20 35  59 0d 0a 20 20 33 41 31  |   17| 5Y..  3A1|
00001da0  20 7c 39 20 20 20 20 20  20 20 31 36 7c 20 34 41  | |9       16| 4A|
00001db0  30 0d 0a 20 20 20 33 59  20 7c 31 30 20 20 20 20  |0..   3Y |10    |
00001dc0  20 20 31 35 7c 20 34 41  31 0d 0a 20 20 20 5a 44  |  15| 4A1..   ZD|
00001dd0  20 7c 31 31 20 20 20 20  20 20 31 34 7c 20 34 59  | |11      14| 4Y|
00001de0  0d 0a 20 20 47 4e 44 20  7c 31 32 20 20 20 20 20  |..  GND |12     |
00001df0  20 31 33 7c 20 43 4f 4d  50 0d 0a 20 20 20 20 20  | 13| COMP..     |
00001e00  20 2b 2d 2d 2d 2d 2d 2d  2d 2d 2d 2d 2b 0d 0a 3c  | +----------+..<|
00001e10  2f 70 72 65 3e 0d 0a 3c  70 3e 0d 0a 3c 61 3e 3c  |/pre>..<p>..<a><|
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00001e30  3e 0d 0a 3c 68 33 3e 37  34 38 36 31 3c 2f 68 33  |>..<h3>74861</h3|
00001e40  3e 0d 0a 31 30 2d 62 69  74 20 33 2d 73 74 61 74  |>..10-bit 3-stat|
00001e50  65 20 6e 6f 6e 69 6e 76  65 72 74 69 6e 67 20 62  |e noninverting b|
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00001e70  0a 3c 70 72 65 3e 0d 0a  20 20 20 20 20 2b 2d 2d  |.<pre>..     +--|
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00001e90  7c 31 20 20 2b 2d 2d 2b  20 32 34 7c 20 56 43 43  ||1  +--+ 24| VCC|
00001ea0  0d 0a 20 20 41 31 20 7c  32 20 20 20 20 20 20 20  |..  A1 |2       |
00001eb0  32 33 7c 20 42 31 0d 0a  20 20 41 32 20 7c 33 20  |23| B1..  A2 |3 |
00001ec0  20 20 20 20 20 20 32 32  7c 20 42 32 0d 0a 20 20  |      22| B2..  |
00001ed0  41 33 20 7c 34 20 20 20  20 20 20 20 32 31 7c 20  |A3 |4       21| |
00001ee0  42 33 0d 0a 20 20 41 34  20 7c 35 20 20 20 20 20  |B3..  A4 |5     |
00001ef0  20 20 32 30 7c 20 42 34  0d 0a 20 20 41 35 20 7c  |  20| B4..  A5 ||
00001f00  36 20 20 20 37 34 20 20  31 39 7c 20 42 35 0d 0a  |6   74  19| B5..|
00001f10  20 20 41 36 20 7c 37 20  20 38 36 31 20 20 31 38  |  A6 |7  861  18|
00001f20  7c 20 42 36 0d 0a 20 20  41 37 20 7c 38 20 20 20  || B6..  A7 |8   |
00001f30  20 20 20 20 31 37 7c 20  42 37 0d 0a 20 20 41 38  |    17| B7..  A8|
00001f40  20 7c 39 20 20 20 20 20  20 20 31 36 7c 20 42 38  | |9       16| B8|
00001f50  0d 0a 20 20 41 39 20 7c  31 30 20 20 20 20 20 20  |..  A9 |10      |
00001f60  31 35 7c 20 42 39 0d 0a  20 41 31 30 20 7c 31 31  |15| B9.. A10 |11|
00001f70  20 20 20 20 20 20 31 34  7c 20 42 31 30 0d 0a 20  |      14| B10.. |
00001f80  47 4e 44 20 7c 31 32 20  20 20 20 20 20 31 33 7c  |GND |12      13||
00001f90  20 2f 47 41 42 0d 0a 20  20 20 20 20 2b 2d 2d 2d  | /GAB..     +---|
00001fa0  2d 2d 2d 2d 2d 2d 2d 2b  0d 0a 3c 2f 70 72 65 3e  |-------+..</pre>|
00001fb0  0d 0a 3c 70 3e 0d 0a 3c  61 3e 3c 6e 61 6d 65 3d  |..<p>..<a><name=|
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00001fd0  33 3e 37 34 38 36 33 3c  2f 68 33 3e 0d 0a 39 2d  |3>74863</h3>..9-|
00001fe0  62 69 74 20 33 2d 73 74  61 74 65 20 6e 6f 6e 69  |bit 3-state noni|
00001ff0  6e 76 65 72 74 69 6e 67  20 62 75 73 20 74 72 61  |nverting bus tra|
00002000  6e 73 63 65 69 76 65 72  2e 0d 0a 3c 70 72 65 3e  |nsceiver...<pre>|
00002010  0d 0a 20 20 20 20 20 20  2b 2d 2d 2d 2b 2d 2d 2b  |..      +---+--+|
00002020  2d 2d 2d 2b 0d 0a 2f 47  42 41 31 20 7c 31 20 20  |---+../GBA1 |1  |
00002030  2b 2d 2d 2b 20 32 34 7c  20 56 43 43 0d 0a 20 20  |+--+ 24| VCC..  |
00002040  20 41 31 20 7c 32 20 20  20 20 20 20 20 32 33 7c  | A1 |2       23||
00002050  20 42 31 0d 0a 20 20 20  41 32 20 7c 33 20 20 20  | B1..   A2 |3   |
00002060  20 20 20 20 32 32 7c 20  42 32 0d 0a 20 20 20 41  |    22| B2..   A|
00002070  33 20 7c 34 20 20 20 20  20 20 20 32 31 7c 20 42  |3 |4       21| B|
00002080  33 0d 0a 20 20 20 41 34  20 7c 35 20 20 20 20 20  |3..   A4 |5     |
00002090  20 20 32 30 7c 20 42 34  0d 0a 20 20 20 41 35 20  |  20| B4..   A5 |
000020a0  7c 36 20 20 20 37 34 20  20 31 39 7c 20 42 35 0d  ||6   74  19| B5.|
000020b0  0a 20 20 20 41 36 20 7c  37 20 20 38 36 33 20 20  |.   A6 |7  863  |
000020c0  31 38 7c 20 42 36 0d 0a  20 20 20 41 37 20 7c 38  |18| B6..   A7 |8|
000020d0  20 20 20 20 20 20 20 31  37 7c 20 42 37 0d 0a 20  |       17| B7.. |
000020e0  20 20 41 38 20 7c 39 20  20 20 20 20 20 20 31 36  |  A8 |9       16|
000020f0  7c 20 42 38 0d 0a 20 20  20 41 39 20 7c 31 30 20  || B8..   A9 |10 |
00002100  20 20 20 20 20 31 35 7c  20 42 39 0d 0a 2f 47 42  |     15| B9../GB|
00002110  41 32 20 7c 31 31 20 20  20 20 20 20 31 34 7c 20  |A2 |11      14| |
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00002130  20 20 20 20 20 20 31 33  7c 20 2f 47 41 42 31 0d  |      13| /GAB1.|
00002140  0a 20 20 20 20 20 20 2b  2d 2d 2d 2d 2d 2d 2d 2d  |.      +--------|
00002150  2d 2d 2b 0d 0a 3c 2f 70  72 65 3e 0d 0a 3c 70 3e  |--+..</pre>..<p>|
00002160  0d 0a 3c 61 3e 3c 6e 61  6d 65 3d 22 37 34 38 36  |..<a><name="7486|
00002170  37 22 3e 3c 2f 61 3e 0d  0a 3c 68 33 3e 37 34 38  |7"></a>..<h3>748|
00002180  36 37 3c 2f 68 33 3e 0d  0a 38 2d 62 69 74 20 73  |67</h3>..8-bit s|
00002190  79 6e 63 68 72 6f 6e 6f  75 73 20 62 69 6e 61 72  |ynchronous binar|
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000021b0  72 20 77 69 74 68 20 6c  6f 61 64 2c 20 61 73 79  |r with load, asy|
000021c0  6e 63 68 72 6f 6e 6f 75  73 20 72 65 73 65 74 20  |nchronous reset |
000021d0  61 6e 64 0d 0a 72 69 70  70 6c 65 20 63 61 72 72  |and..ripple carr|
000021e0  79 20 6f 75 74 70 75 74  2e 0d 0a 3c 70 72 65 3e  |y output...<pre>|
000021f0  0d 0a 20 20 20 20 20 2b  2d 2d 2d 2b 2d 2d 2b 2d  |..     +---+--+-|
00002200  2d 2d 2b 0d 0a 20 20 53  30 20 7c 31 20 20 2b 2d  |--+..  S0 |1  +-|
00002210  2d 2b 20 32 34 7c 20 56  43 43 0d 0a 20 20 53 31  |-+ 24| VCC..  S1|
00002220  20 7c 32 20 20 20 20 20  20 20 32 33 7c 20 2f 45  | |2       23| /E|
00002230  4e 50 0d 0a 20 20 50 30  20 7c 33 20 20 20 20 20  |NP..  P0 |3     |
00002240  20 20 32 32 7c 20 51 30  0d 0a 20 20 50 31 20 7c  |  22| Q0..  P1 ||
00002250  34 20 20 20 20 20 20 20  32 31 7c 20 51 31 0d 0a  |4       21| Q1..|
00002260  20 20 50 32 20 7c 35 20  20 20 20 20 20 20 32 30  |  P2 |5       20|
00002270  7c 20 51 32 0d 0a 20 20  50 33 20 7c 36 20 20 20  || Q2..  P3 |6   |
00002280  37 34 20 20 31 39 7c 20  51 33 0d 0a 20 20 50 34  |74  19| Q3..  P4|
00002290  20 7c 37 20 20 38 36 37  20 20 31 38 7c 20 51 34  | |7  867  18| Q4|
000022a0  0d 0a 20 20 50 35 20 7c  38 20 20 20 20 20 20 20  |..  P5 |8       |
000022b0  31 37 7c 20 51 35 0d 0a  20 20 50 36 20 7c 39 20  |17| Q5..  P6 |9 |
000022c0  20 20 20 20 20 20 31 36  7c 20 51 36 0d 0a 20 20  |      16| Q6..  |
000022d0  50 37 20 7c 31 30 20 20  20 20 20 20 31 35 7c 20  |P7 |10      15| |
000022e0  51 37 0d 0a 2f 45 4e 54  20 7c 31 31 20 20 20 20  |Q7../ENT |11    |
000022f0  20 20 31 34 7c 20 43 4c  4b 0d 0a 20 47 4e 44 20  |  14| CLK.. GND |
00002300  7c 31 32 20 20 20 20 20  20 31 33 7c 20 2f 52 43  ||12      13| /RC|
00002310  4f 0d 0a 20 20 20 20 20  2b 2d 2d 2d 2d 2d 2d 2d  |O..     +-------|
00002320  2d 2d 2d 2b 0d 0a 3c 2f  70 72 65 3e 0d 0a 3c 70  |---+..</pre>..<p|
00002330  3e 0d 0a 3c 61 3e 3c 6e  61 6d 65 3d 22 37 34 38  |>..<a><name="748|
00002340  36 39 22 3e 3c 2f 61 3e  0d 0a 3c 68 33 3e 37 34  |69"></a>..<h3>74|
00002350  38 36 39 3c 2f 68 33 3e  0d 0a 38 2d 62 69 74 20  |869</h3>..8-bit |
00002360  73 79 6e 63 68 72 6f 6e  6f 75 73 20 62 69 6e 61  |synchronous bina|
00002370  72 79 20 75 70 2f 64 6f  77 6e 20 63 6f 75 6e 74  |ry up/down count|
00002380  65 72 20 77 69 74 68 20  6c 6f 61 64 2c 20 72 65  |er with load, re|
00002390  73 65 74 20 61 6e 64 20  72 69 70 70 6c 65 20 63  |set and ripple c|
000023a0  61 72 72 79 0d 0a 6f 75  74 70 75 74 2e 0d 0a 3c  |arry..output...<|
000023b0  70 72 65 3e 0d 0a 20 20  20 20 20 2b 2d 2d 2d 2b  |pre>..     +---+|
000023c0  2d 2d 2b 2d 2d 2d 2b 0d  0a 20 20 53 30 20 7c 31  |--+---+..  S0 |1|
000023d0  20 20 2b 2d 2d 2b 20 32  34 7c 20 56 43 43 0d 0a  |  +--+ 24| VCC..|
000023e0  20 20 53 31 20 7c 32 20  20 20 20 20 20 20 32 33  |  S1 |2       23|
000023f0  7c 20 2f 45 4e 50 0d 0a  20 20 50 30 20 7c 33 20  || /ENP..  P0 |3 |
00002400  20 20 20 20 20 20 32 32  7c 20 51 30 0d 0a 20 20  |      22| Q0..  |
00002410  50 31 20 7c 34 20 20 20  20 20 20 20 32 31 7c 20  |P1 |4       21| |
00002420  51 31 0d 0a 20 20 50 32  20 7c 35 20 20 20 20 20  |Q1..  P2 |5     |
00002430  20 20 32 30 7c 20 51 32  0d 0a 20 20 50 33 20 7c  |  20| Q2..  P3 ||
00002440  36 20 20 20 37 34 20 20  31 39 7c 20 51 33 0d 0a  |6   74  19| Q3..|
00002450  20 20 50 34 20 7c 37 20  20 38 36 39 20 20 31 38  |  P4 |7  869  18|
00002460  7c 20 51 34 0d 0a 20 20  50 35 20 7c 38 20 20 20  || Q4..  P5 |8   |
00002470  20 20 20 20 31 37 7c 20  51 35 0d 0a 20 20 50 36  |    17| Q5..  P6|
00002480  20 7c 39 20 20 20 20 20  20 20 31 36 7c 20 51 36  | |9       16| Q6|
00002490  0d 0a 20 20 50 37 20 7c  31 30 20 20 20 20 20 20  |..  P7 |10      |
000024a0  31 35 7c 20 51 37 0d 0a  2f 45 4e 54 20 7c 31 31  |15| Q7../ENT |11|
000024b0  20 20 20 20 20 20 31 34  7c 20 43 4c 4b 0d 0a 20  |      14| CLK.. |
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000024d0  20 2f 52 43 4f 0d 0a 20  20 20 20 20 2b 2d 2d 2d  | /RCO..     +---|
000024e0  2d 2d 2d 2d 2d 2d 2d 2b  0d 0a 3c 2f 70 72 65 3e  |-------+..</pre>|
000024f0  0d 0a 3c 70 3e 0d 0a 3c  61 3e 3c 6e 61 6d 65 3d  |..<p>..<a><name=|
00002500  22 37 34 38 37 33 22 3e  3c 2f 61 3e 0d 0a 3c 68  |"74873"></a>..<h|
00002510  33 3e 37 34 38 37 33 3c  2f 68 33 3e 0d 0a 44 75  |3>74873</h3>..Du|
00002520  61 6c 20 34 2d 62 69 74  20 33 2d 73 74 61 74 65  |al 4-bit 3-state|
00002530  20 74 72 61 6e 73 70 61  72 65 6e 74 20 6c 61 74  | transparent lat|
00002540  63 68 20 77 69 74 68 20  72 65 73 65 74 2e 0d 0a  |ch with reset...|
00002550  3c 70 72 65 3e 0d 0a 20  20 20 20 20 20 2b 2d 2d  |<pre>..      +--|
00002560  2d 2b 2d 2d 2b 2d 2d 2d  2b 0d 0a 2f 31 52 53 54  |-+--+---+../1RST|
00002570  20 7c 31 20 20 2b 2d 2d  2b 20 32 34 7c 20 56 43  | |1  +--+ 24| VC|
00002580  43 0d 0a 20 2f 31 4f 45  20 7c 32 20 20 20 20 20  |C.. /1OE |2     |
00002590  20 20 32 33 7c 20 31 4c  45 0d 0a 20 20 31 44 31  |  23| 1LE..  1D1|
000025a0  20 7c 33 20 20 20 20 20  20 20 32 32 7c 20 31 51  | |3       22| 1Q|
000025b0  31 0d 0a 20 20 31 44 32  20 7c 34 20 20 20 20 20  |1..  1D2 |4     |
000025c0  20 20 32 31 7c 20 31 51  32 0d 0a 20 20 31 44 33  |  21| 1Q2..  1D3|
000025d0  20 7c 35 20 20 20 20 20  20 20 32 30 7c 20 31 51  | |5       20| 1Q|
000025e0  33 0d 0a 20 20 31 44 34  20 7c 36 20 20 20 37 34  |3..  1D4 |6   74|
000025f0  20 20 31 39 7c 20 31 51  34 0d 0a 20 20 32 44 31  |  19| 1Q4..  2D1|
00002600  20 7c 37 20 20 38 37 33  20 20 31 38 7c 20 32 51  | |7  873  18| 2Q|
00002610  31 0d 0a 20 20 32 44 32  20 7c 38 20 20 20 20 20  |1..  2D2 |8     |
00002620  20 20 31 37 7c 20 32 51  32 0d 0a 20 20 32 44 33  |  17| 2Q2..  2D3|
00002630  20 7c 39 20 20 20 20 20  20 20 31 36 7c 20 32 51  | |9       16| 2Q|
00002640  33 0d 0a 20 20 32 44 34  20 7c 31 30 20 20 20 20  |3..  2D4 |10    |
00002650  20 20 31 35 7c 20 32 51  34 0d 0a 20 2f 32 4f 45  |  15| 2Q4.. /2OE|
00002660  20 7c 31 31 20 20 20 20  20 20 31 34 7c 20 32 4c  | |11      14| 2L|
00002670  45 0d 0a 20 20 47 4e 44  20 7c 31 32 20 20 20 20  |E..  GND |12    |
00002680  20 20 31 33 7c 20 2f 32  52 53 54 0d 0a 20 20 20  |  13| /2RST..   |
00002690  20 20 20 2b 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2b 0d  |   +----------+.|
000026a0  0a 3c 2f 70 72 65 3e 0d  0a 3c 70 3e 0d 0a 3c 61  |.</pre>..<p>..<a|
000026b0  3e 3c 6e 61 6d 65 3d 22  37 34 38 37 34 22 3e 3c  |><name="74874"><|
000026c0  2f 61 3e 0d 0a 3c 68 33  3e 37 34 38 37 34 3c 2f  |/a>..<h3>74874</|
000026d0  68 33 3e 0d 0a 44 75 61  6c 20 34 2d 62 69 74 20  |h3>..Dual 4-bit |
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000026f0  6c 6f 70 73 20 77 69 74  68 20 72 65 73 65 74 2e  |lops with reset.|
00002700  0d 0a 3c 70 72 65 3e 0d  0a 20 20 20 20 20 20 2b  |..<pre>..      +|
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00002720  20 20 20 20 20 20 2b 2d  2d 2d 2d 2b 2d 2d 2d 2b  |      +----+---+|
00002730  2d 2d 2d 2b 2d 2d 2d 2a  2d 2d 2d 2b 0d 0a 2f 31  |---+---*---+../1|
00002740  52 53 54 20 7c 31 20 20  2b 2d 2d 2b 20 32 34 7c  |RST |1  +--+ 24||
00002750  20 56 43 43 20 20 20 20  20 20 20 7c 2f 52 53 54  | VCC       |/RST|
00002760  7c 2f 4f 45 7c 43 4c 4b  7c 20 44 20 7c 20 51 20  ||/OE|CLK| D | Q |
00002770  7c 0d 0a 20 2f 31 4f 45  20 7c 32 20 20 20 20 20  ||.. /1OE |2     |
00002780  20 20 32 33 7c 20 31 43  4c 4b 20 20 20 20 20 20  |  23| 1CLK      |
00002790  2b 3d 3d 3d 3d 2b 3d 3d  3d 2b 3d 3d 3d 2b 3d 3d  |+====+===+===+==|
000027a0  3d 2a 3d 3d 3d 2b 0d 0a  20 20 31 44 31 20 7c 33  |=*===+..  1D1 |3|
000027b0  20 20 20 20 20 20 20 32  32 7c 20 31 51 31 20 20  |       22| 1Q1  |
000027c0  20 20 20 20 20 7c 20 20  30 20 7c 20 31 20 7c 20  |     |  0 | 1 | |
000027d0  58 20 7c 20 58 20 7c 20  5a 20 7c 0d 0a 20 20 31  |X | X | Z |..  1|
000027e0  44 32 20 7c 34 20 20 20  20 20 20 20 32 31 7c 20  |D2 |4       21| |
000027f0  31 51 32 20 20 20 20 20  20 20 7c 20 20 58 20 7c  |1Q2       |  X ||
00002800  20 30 20 7c 20 58 20 7c  20 58 20 7c 20 30 20 7c  | 0 | X | X | 0 ||
00002810  0d 0a 20 20 31 44 33 20  7c 35 20 20 20 20 20 20  |..  1D3 |5      |
00002820  20 32 30 7c 20 31 51 33  20 20 20 20 20 20 20 7c  | 20| 1Q3       ||
00002830  20 20 31 20 7c 20 30 20  7c 20 2f 20 7c 20 30 20  |  1 | 0 | / | 0 |
00002840  7c 20 30 20 7c 0d 0a 20  20 31 44 34 20 7c 36 20  || 0 |..  1D4 |6 |
00002850  20 20 37 34 20 20 31 39  7c 20 31 51 34 20 20 20  |  74  19| 1Q4   |
00002860  20 20 20 20 7c 20 20 31  20 7c 20 30 20 7c 20 2f  |    |  1 | 0 | /|
00002870  20 7c 20 31 20 7c 20 31  20 7c 0d 0a 20 20 32 44  | | 1 | 1 |..  2D|
00002880  31 20 7c 37 20 20 38 37  34 20 20 31 38 7c 20 32  |1 |7  874  18| 2|
00002890  51 31 20 20 20 20 20 20  20 7c 20 20 31 20 7c 20  |Q1       |  1 | |
000028a0  30 20 7c 21 2f 20 7c 20  58 20 7c 20 2d 20 7c 0d  |0 |!/ | X | - |.|
000028b0  0a 20 20 32 44 32 20 7c  38 20 20 20 20 20 20 20  |.  2D2 |8       |
000028c0  31 37 7c 20 32 51 32 20  20 20 20 20 20 20 2b 2d  |17| 2Q2       +-|
000028d0  2d 2d 2d 2b 2d 2d 2d 2b  2d 2d 2d 2b 2d 2d 2d 2a  |---+---+---+---*|
000028e0  2d 2d 2d 2b 0d 0a 20 20  32 44 33 20 7c 39 20 20  |---+..  2D3 |9  |
000028f0  20 20 20 20 20 31 36 7c  20 32 51 33 0d 0a 20 20  |     16| 2Q3..  |
00002900  32 44 34 20 7c 31 30 20  20 20 20 20 20 31 35 7c  |2D4 |10      15||
00002910  20 32 51 34 0d 0a 20 2f  32 4f 45 20 7c 31 31 20  | 2Q4.. /2OE |11 |
00002920  20 20 20 20 20 31 34 7c  20 32 43 4c 4b 0d 0a 20  |     14| 2CLK.. |
00002930  20 47 4e 44 20 7c 31 32  20 20 20 20 20 20 31 33  | GND |12      13|
00002940  7c 20 2f 32 52 53 54 0d  0a 20 20 20 20 20 20 2b  || /2RST..      +|
00002950  2d 2d 2d 2d 2d 2d 2d 2d  2d 2d 2b 0d 0a 3c 2f 70  |----------+..</p|
00002960  72 65 3e 0d 0a 3c 70 3e  0d 0a 3c 61 3e 3c 6e 61  |re>..<p>..<a><na|
00002970  6d 65 3d 22 37 34 38 37  38 22 3e 3c 2f 61 3e 0d  |me="74878"></a>.|
00002980  0a 3c 68 33 3e 37 34 38  37 38 3c 2f 68 33 3e 0d  |.<h3>74878</h3>.|
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00003220  6c 3e 0d 0a                                       |l>..|
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