7400 series TTL IC's: 74150...74199

74150

16-to-1 line inverting data selector/multiplexer.

    +---+--+---+
 D7 |1  +--+ 24| VCC
 D6 |2       23| D8
 D5 |3       22| D9
 D4 |4       21| D10
 D3 |5       20| D11
 D2 |6   74  19| D12
 D1 |7  150  18| D13
 D0 |8       17| D14
/EN |9       16| D15
 /Y |10      15| S0
 S3 |11      14| S1
GND |12      13| S2
    +----------+

74151

8-to-1 line data selector/multiplexer with complementary outputs.

    +---+--+---+
 D3 |1  +--+ 16| VCC
 D2 |2       15| D4
 D1 |3       14| D5
 D0 |4   74  13| D6
  Y |5  151  12| D7
 /Y |6       11| S0
/EN |7       10| S1
GND |8        9| S2
    +----------+

74152

8-to-1 line inverting data selector/multiplexer.

    +---+--+---+
 A4 |1  +--+ 14| VCC
 A3 |2       13| A5
 A2 |3   74  12| A6
 A1 |4  152  11| A7
 A0 |5       10| S0
 /Y |6        9| S1
GND |7        8| S1
    +----------+

74153

8-to-2 line noninverting data selector/multiplexer with separate enables.

     +---+--+---+
/1EN |1  +--+ 16| VCC
  S1 |2       15| /2EN
 1A3 |3       14| S0
 1A2 |4   74  13| 2A3
 1A1 |5  153  12| 2A2
 1A0 |6       11| 2A1
  1Y |7       10| 2A0
 GND |8        9| 2Y
     +----------+

74154

1-of-16 inverting decoder/demultiplexer.

     +---+--+---+
 /Y0 |1  +--+ 24| VCC
 /Y1 |2       23| S0
 /Y2 |3       22| S1
 /Y3 |4       21| S2
 /Y4 |5       20| S3
 /Y5 |6   74  19| /EN2
 /Y6 |7  154  18| /EN1
 /Y7 |8       17| /Y15
 /Y8 |9       16| /Y14
 /Y9 |10      15| /Y13
/Y10 |11      14| /Y12
 GND |12      13| /Y11
     +----------+

74155

2-of-8 inverting decoder/demultiplexer with separate enables.

      +---+--+---+
 1EN1 |1  +--+ 16| VCC
/1EN2 |2       15| /2EN1
   S1 |3       14| /2EN2
 /1Y3 |4   74  13| S0
 /1Y2 |5  155  12| /2Y3
 /1Y1 |6       11| /2Y2
 /1Y0 |7       10| /2Y1
  GND |8        9| /2Y0
      +----------+

74156

2-of-8 open-collector inverting decoder/demultiplexer with separate enables.

      +---+--+---+
 1EN1 |1  +--+ 16| VCC
/1EN2 |2       15| /2EN1
   S1 |3       14| /2EN2
 /1Y3 |4   74  13| S0
 /1Y2 |5  156  12| /2Y3
 /1Y1 |6       11| /2Y2
 /1Y0 |7       10| /2Y1
  GND |8        9| /2Y0
      +----------+

74157

8-to-4 line noninverting data selector/multiplexer.

    +---+--+---+
  S |1  +--+ 16| VCC
1A0 |2       15| /EN
1A1 |3       14| 4A0
 1Y |4   74  13| 4A1
2A0 |5  157  12| 4Y
2A1 |6       11| 3A0
 2Y |7       10| 3A1
GND |8        9| 3Y
    +----------+

74158

4-of-8 inverting decoder/demultiplexer.

    +---+--+---+
  S |1  +--+ 16| VCC
1A0 |2       15| /EN
1A1 |3       14| 4A0
/1Y |4   74  13| 4A1
2A0 |5  158  12| /4Y
2A1 |6       11| 3A0
/2Y |7       10| 3A1
GND |8        9| /3Y
    +----------+

74159

1-of-16 open-collector inverting decoder/demultiplexer.

     +---+--+---+
 /Y0 |1  +--+ 24| VCC
 /Y1 |2       23| S0
 /Y2 |3       22| S1
 /Y3 |4       21| S2
 /Y4 |5       20| S3
 /Y5 |6   74  19| /EN2
 /Y6 |7  159  18| /EN1
 /Y7 |8       17| /Y15
 /Y8 |9       16| /Y14
 /Y9 |10      15| /Y13
/Y10 |11      14| /Y12
 GND |12      13| /Y11
     +----------+

74160

4-bit synchronous decade counter with load, asynchronous reset, and ripple carry output.

     +---+--+---+
/RST |1  +--+ 16| VCC
 CLK |2       15| RCO
  P0 |3       14| Q0
  P1 |4   74  13| Q1
  P2 |5  160  12| Q2
  P3 |6       11| Q3
 ENP |7       10| ENT
 GND |8        9| /LOAD
     +----------+

74161

4-bit synchronous binary counter with load, asynchronous reset, and ripple carry output.

     +---+--+---+
/RST |1  +--+ 16| VCC
 CLK |2       15| RCO
  P0 |3       14| Q0
  P1 |4   74  13| Q1
  P2 |5  161  12| Q2
  P3 |6       11| Q3
 ENP |7       10| ENT
 GND |8        9| /LOAD
     +----------+

74162

4-bit synchronous decade counter with load, reset, and ripple carry output.

     +---+--+---+
/RST |1  +--+ 16| VCC
 CLK |2       15| RCO
  P0 |3       14| Q0
  P1 |4   74  13| Q1
  P2 |5  162  12| Q2
  P3 |6       11| Q3
 ENP |7       10| ENT
 GND |8        9| /LOAD
     +----------+

74163

4-bit synchronous binary counter with load, reset, and ripple carry output.

     +---+--+---+
/RST |1  +--+ 16| VCC
 CLK |2       15| RCO
  P0 |3       14| Q0
  P1 |4   74  13| Q1
  P2 |5  163  12| Q2
  P3 |6       11| Q3
 ENP |7       10| ENT
 GND |8        9| /LOAD
     +----------+

74164

8-bit serial-in parallel-out shift register with asynchronous reset and two AND gated serial inputs.

    +---+--+---+
  D |1  +--+ 14| VCC
  E |2       13| Q7
 Q0 |3   74  12| Q6
 Q1 |4  164  11| Q5
 Q2 |5       10| Q4
 Q3 |6        9| /RST
GND |7        8| CLK
    +----------+

74165

8-bit parallel-in serial-out shift register with asynchronous parallel load and two OR gated clock inputs.

       +---+--+---+
SH//LD |1  +--+ 16| VCC
  CLK1 |2       15| CLK2
    P4 |3       14| P3
    P5 |4   74  13| P2
    P6 |5  165  12| P1
    P7 |6       11| P0
   /Q7 |7       10| D
   GND |8        9| Q7
       +----------+

74166

8-bit parallel-in serial-out shift register with asynchronous reset and two OR gated clock inputs.

     +---+--+---+
   D |1  +--+ 16| VCC
  P0 |2       15| SH//LD
  P1 |3       14| P7
  P2 |4   74  13| Q7
  P3 |5  166  12| P6
CLK1 |6       11| P5
CLK2 |7       10| P4
 GND |8        9| /RST
     +----------+

74167

4-bit synchronous decade rate multiplier.
Can perform fixed-rate or variable-rate frequency division. Output frequency is equal to input frequency multiplied by the rate input M and divided by 10.

      +---+--+---+
      |1  +--+ 16| VCC
   B2 |2       15| B1
   B3 |3       14| B0
SET-9 |4   74  13| RST
    Z |5  167  12| U/CAS
    Y |6       11| ENin
ENout |7       10| STRB
  GND |8        9| CLK
      +----------+

74168

4-bit synchronous decade up/down counter with load and ripple carry output.

     +---+--+---+
U//D |1  +--+ 16| VCC
 CLK |2       15| /RCO
  P0 |3       14| Q0
  P1 |4   74  13| Q1
  P2 |5  168  12| Q2
  P3 |6       11| Q3
/ENP |7       10| /ENT
 GND |8        9| /LOAD
     +----------+

74169

4-bit synchronous binary up/down counter with load and ripple carry output.

     +---+--+---+
U//D |1  +--+ 16| VCC
 CLK |2       15| /RCO
  P0 |3       14| Q0
  P1 |4   74  13| Q1
  P2 |5  169  12| Q2
  P3 |6       11| Q3
/ENP |7       10| /ENT
 GND |8        9| /LOAD
     +----------+

74170

4x4-bit open-collector dual-port register file.

    +---+--+---+
 D2 |1  +--+ 16| VCC
 D3 |2       15| D1
 D4 |3       14| WA0
RA1 |4   74  13| WA1
RA0 |5  170  12| /WR
 Q4 |6       11| /RD
 Q3 |7       10| Q1
GND |8        9| Q2
    +----------+

74173

4-bit 3-state D flip-flop with reset, dual clock enables and dual output enables.

     +---+--+---+
/OE1 |1  +--+ 16| VCC
/OE2 |2       15| RST
  Q0 |3       14| D0
  Q1 |4   74  13| D1
  Q2 |5  173  12| D2
  Q3 |6       11| D3
 CLK |7       10| /CLKEN1
 GND |8        9| /CLKEN2
     +----------+

74174

6-bit D flip-flop with reset.

     +---+--+---+            +----+---+---*---+
/RST |1  +--+ 16| VCC        |/RST|CLK| D | Q |
  Q0 |2       15| Q6         +====+===+===*===+
  D0 |3       14| D5         |  0 | X | X | 0 |
  D1 |4   74  13| D4         |  1 | / | 0 | 0 |
  Q1 |5  174  12| Q4         |  1 | / | 1 | 1 |
  D2 |6       11| D3         |  1 |!/ | X | - |
  Q2 |7       10| Q3         +----+---+---*---+
 GND |8        9| CLK
     +----------+

74175

4-bit D flip-flop with complementary outputs and reset.

     +---+--+---+            +----+---+---*---+---+
/RST |1  +--+ 16| VCC        |/RST|CLK| D | Q |/Q |
  Q1 |2       15| Q4         +====+===+===*===+===+
 /Q1 |3       14| /Q4        |  0 | X | X | 0 | 1 |
  D1 |4   74  13| D4         |  1 | / | 0 | 0 | 1 |
  D2 |5  175  12| D3         |  1 | / | 1 | 1 | 0 |
 /Q2 |6       11| /Q3        |  1 |!/ | X | - | - |
  Q2 |7       10| Q3         +----+---+---*---+---+
 GND |8        9| CLK
     +----------+

74180

8-bit odd/even parity generator/checker with cascade inputs.

      +---+--+---+
   A0 |1  +--+ 14| VCC
   A1 |2       13| A7
 CASE |3   74  12| A6
 CASO |4  180  11| A5
 EVEN |5       10| A4
  ODD |6        9| A3
  GND |7        8| A2
      +----------+

74181

4-bit 16-function arithmetic logic unit (ALU)

    +---+--+---+
/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  181  18| /B3
  M |8       17| /G
/F0 |9       16| COUT
/F1 |10      15| /P
/F2 |11      14| A=B
GND |12      13| /F3
    +----------+

74182

Look-ahead carry generator Capable of anticipating a carry across four binary adders or group of adders.
Cascadable to perform full look-ahead across n-bit adders.

    +---+--+---+
/G1 |1  +--+ 16| VCC
/P1 |2       15| /P2
/G0 |3       14| /G2
/P0 |4   74  13| Cn
/G3 |5  182  12| Cn+X
/P3 |6       11| Cn+Y
 /P |7       10| /G
GND |8        9| Cn+Z
    +----------+

74183

Dual full adder.

    +---+--+---+           +---+---+---*---+---+
 1A |1  +--+ 14| VCC       | CI| A | B | S | CO|
    |2       13| 2A        +===+===+===*===+===+
 1B |3  74   12| 2B        | 0 | 0 | 0 | 0 | 0 |
1CI |4  183  11| 2CI       | 0 | 0 | 1 | 1 | 0 |
1CO |5       10| 2CO       | 0 | 1 | 0 | 1 | 0 |
 1S |6        9|           | 0 | 1 | 1 | 0 | 1 |
GND |7        8| 2S        | 1 | 0 | 0 | 1 | 0 |
    +----------+           | 1 | 0 | 1 | 0 | 1 |
                           | 1 | 1 | 0 | 0 | 1 |
                           | 1 | 1 | 1 | 1 | 1 |
                           +---+---+---*---+---+

74190

4-bit synchronous decade up/down counter with load and both carry out and ripple clock outputs.

       +---+--+---+
    P1 |1  +--+ 16| VCC
    Q1 |2       15| P0
    Q0 |3       14| CLK
/CLKEN |4   74  13| /RCLK
  D//U |5  190  12| /RCO
    Q2 |6       11| /LOAD
    Q3 |7       10| P2
   GND |8        9| P3
       +----------+

74191

4-bit synchronous binary up/down counter with load and both carry out and ripple clock outputs.

       +---+--+---+
    P1 |1  +--+ 16| VCC
    Q1 |2       15| P0
    Q0 |3       14| CLK
/CLKEN |4   74  13| /RCLK
  D//U |5  191  12| /RCO
    Q2 |6       11| /LOAD
    Q3 |7       10| P2
   GND |8        9| P3
       +----------+

74192

4-bit synchronous decade up/down counter with asynchronous load and reset, and separate up and down clocks, carry and borrow outputs.

     +---+--+---+
  P1 |1  +--+ 16| VCC
  Q1 |2       15| P0
  Q0 |3       14| RST
DOWN |4   74  13| /BORROW
  UP |5  192  12| /CARRY
  Q2 |6       11| /LOAD
  Q3 |7       10| P2
 GND |8        9| P3
     +----------+

74193

4-bit synchronous binary up/down counter with asynchronous load and reset, and separate up and down clocks. Carry and borrow outputs.

     +---+--+---+
  P1 |1  +--+ 16| VCC
  Q1 |2       15| P0
  Q0 |3       14| RST
DOWN |4   74  13| /BORROW
  UP |5  193  12| /CARRY
  Q2 |6       11| /LOAD
  Q3 |7       10| P2
 GND |8        9| P3
     +----------+

74194

4-bit bidirectional universal shift register with asynchronous reset.

     +---+--+---+            +---+---*---------------+
/RST |1  +--+ 16| VCC        | S1| S0| Function      |
   D |2       15| Q0         +===+===*===============+
  P0 |3       14| Q1         | 0 | 0 | Hold          |
  P1 |4 40194 13| Q2         | 0 | 1 | Shift right   |
  P2 |5 74194 12| Q3         | 1 | 0 | Shift left    |
  P3 |6       11| CLK        | 1 | 1 | Parallel load |
   L |7       10| S1         +---+---*---------------+
 GND |8        9| S0
     +----------+

74195

4-bit universal shift register with J-/K inputs and asynchronous reset.

     +---+--+---+
/RST |1  +--+ 16| VCC
   J |2       15| Q0
  /K |3       14| Q1
  P0 |4   74  13| Q2
  P1 |5  195  12| Q3
  P2 |6       11| /Q3
  P3 |7       10| CLK
 GND |8        9| SH//LD
     +----------+

74196

4-bit asynchronous decade counter with /2 and /5 sections, load and reset.

      +---+--+---+
/LOAD |1  +--+ 14| VCC
   Q2 |2       13| /RST
   P2 |3   74  12| Q3
   P0 |4  196  11| P3
   Q0 |5       10| P1
/CLK1 |6        9| Q1
  GND |7        8| /CLK0
      +----------+

74197

4-bit asynchronous binary counter with /2 and /8 sections, load and reset.

      +---+--+---+
/LOAD |1  +--+ 14| VCC
   Q2 |2       13| /RST
   P2 |3   74  12| Q3
   P0 |4  197  11| P3
   Q0 |5       10| P1
/CLK1 |6        9| Q1
  GND |7        8| /CLK0
      +----------+

74198

8-bit bidirectional universal shift register with asynchronous reset.

    +---+--+---+
 S0 |1  +--+ 24| VCC
  D |2       23| S1
 P0 |3       22| Q7
 Y0 |4       21| P7
 P1 |5       20| Y7
 Y1 |6   74  19| P6
 P2 |7  198  18| Y6
 Y2 |8       17| P5
 P3 |9       16| Y5
 Y3 |10      15| P4
CLK |11      14| Y4
GND |12      13| /RST
    +----------+

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