74 series :: Ttl ics 74800 74899

TTL ICs: 74800...74899


74804

Hex 2-input NAND gates/line drivers.
    +---+--+---+             +---+---*---+           __
 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
    +----------+

74805

Hex 2-input NOR gates/line drivers.
    +---+--+---+             +---+---*---+           ___
 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
    +----------+

74808

Hex 2-input AND gates/line drivers.
    +---+--+---+             +---+---*---+
 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
    +----------+

74821

10-bit 3-state D flip-flop/bus driver.
    +---+--+---+             +---+---+---*---+
/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
    +----------+

74822

10-bit 3-state inverting D flip-flop/bus driver.
    +---+--+---+             +---+---+---*---+
/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
    +----------+

74823

9-bit 3-state D flip-flop/bus driver with clock enable and reset.
     +---+--+---+
 /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
     +----------+

74825

8-bit 3-state D flip-flop/bus driver with three output enables, clock enable and reset.
     +---+--+---+
/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
     +----------+

74827

10-bit 3-state noninverting buffer/line driver.
     +---+--+---+
/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
     +----------+

74832

Hex 2-input OR gates/line drivers.
    +---+--+---+             +---+---*---+
 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
    +----------+

74833

8-bit 3-state noninverting bus transceiver with parity generator/checker and parity register.
       +---+--+---+
  /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
       +----------+

74841

10-bit 3-state transparent latch/bus driver.
    +---+--+---+             +---+---+---*---+
/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
    +----------+

74843

9-bit 3-state transparent latch/bus driver with set and reset.
     +---+--+---+            +----+----+---+---+---*---+
 /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
     +----------+

74845

8-bit 3-state transparent latch/bus driver with three output enables, set and reset.
     +---+--+---+
/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
     +----------+

74857

12-to-6 line inverting/noninverting data selector/multiplexer with masking and zero detect.
      +---+--+---+
   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
      +----------+

74861

10-bit 3-state noninverting bus transceiver.
     +---+--+---+
/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
     +----------+

74863

9-bit 3-state noninverting bus transceiver.
      +---+--+---+
/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
      +----------+

74867

8-bit synchronous binary up/down counter with load, asynchronous reset and ripple carry output.
     +---+--+---+
  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
     +----------+

74869

8-bit synchronous binary up/down counter with load, reset and ripple carry output.
     +---+--+---+
  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
     +----------+

74873

Dual 4-bit 3-state transparent latch with reset.
      +---+--+---+
/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
      +----------+

74874

Dual 4-bit 3-state D flip-flops with reset.
      +---+--+---+           +----+---+---+---*---+
/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
      +----------+

74878

Dual 4-bit 3-state D flip-flops with reset.
      +---+--+---+           +----+---+---+---*---+
/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
      +----------+

74881

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  881  18| /B3
  M |8       17| /G
/F0 |9       16| COUT
/F1 |10      15| /P
/F2 |11      14| A=B
GND |12      13| /F3
    +----------+

74885

8-bit noninverting magnitude comparator with cascade inputs and latchable A inputs.
     +---+--+---+
L+/A |1  +--+ 24| VCC
IA<B |2       23| ALE
IA>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<B
 GND |12      13| OA>B
     +----------+

74899

8-bit 3-state noninverting latchable bus transceiver with parity generator/checker and independent latch-enable inputs.
      +---+--+---+
 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
      +----------+









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