TTL ICs: 74600...74699
74620
8-bit 3-state inverting bus transceiver.Two enable pins control output enables, one active high and one active low.
+---+--+---+ GAB |1 +--+ 20| VCC A1 |2 19| /GBA A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 620 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74621
8-bit open-collector noninverting bus transceiver.Two enable pins control output enables, one active high and one active low.
+---+--+---+ GAB |1 +--+ 20| VCC A1 |2 19| /GBA A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 621 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74623
8-bit 3-state noninverting bus transceiver.Two enable pins control output enables, one active high and one active low.
+---+--+---+ GAB |1 +--+ 20| VCC A1 |2 19| /GBA A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 623 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74638
8-bit 3-state/open-collector inverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ DIR |1 +--+ 20| VCC A1 |2 19| /OE A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 638 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74639
8-bit 3-state/open-collector noninverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ DIR |1 +--+ 20| VCC A1 |2 19| /OE A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 639 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74640
8-bit 3-state inverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ +---+---*---+---+ DIR |1 +--+ 20| VCC |/EN|DIR| A | B | A1 |2 19| /EN +===+===*===+===+ A2 |3 18| B1 | 1 | X | Z | Z | A3 |4 17| B2 | 0 | 0 |/B | Z | A4 |5 74 16| B3 | 0 | 1 | Z |/A | A5 |6 640 15| B4 +---+---*---+---+ A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74641
8-bit 3-state noninverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ DIR |1 +--+ 20| VCC A1 |2 19| /OE A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 641 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74642
8-bit open-collector inverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ DIR |1 +--+ 20| VCC A1 |2 19| /OE A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 642 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74643
8-bit 3-state inverting/noninverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ +---+---*---+---+ DIR |1 +--+ 20| VCC |/EN|DIR| A | B | A1 |2 19| /EN +===+===*===+===+ A2 |3 18| B1 | 1 | X | Z | Z | A3 |4 17| B2 | 0 | 0 | B | Z | A4 |5 74 16| B3 | 0 | 1 | Z |/A | A5 |6 643 15| B4 +---+---*---+---+ A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74645
8-bit 3-state noninverting bus transceiver.Enable and direction pins control output enables.
+---+--+---+ DIR |1 +--+ 20| VCC A1 |2 19| /OE A2 |3 18| B1 A3 |4 17| B2 A4 |5 74 16| B3 A5 |6 645 15| B4 A6 |7 14| B5 A7 |8 13| B6 A8 |9 12| B7 GND |10 11| B8 +----------+
74646
8-bit 3-state noninverting registered transceiver.+---+--+---+ CAB |1 +--+ 24| VCC SAB |2 23| CBA DIR |3 22| SBA A1 |4 21| /OE A2 |5 20| B1 A3 |6 74 19| B2 A4 |7 646 18| B3 A5 |8 17| B4 A6 |9 16| B5 A7 |10 15| B6 A8 |11 14| B7 GND |12 13| B8 +----------+
74648
8-bit 3-state inverting registered transceiver.+---+--+---+ CAB |1 +--+ 24| VCC SAB |2 23| CBA DIR |3 22| SBA A1 |4 21| /OE A2 |5 20| B1 A3 |6 74 19| B2 A4 |7 648 18| B3 A5 |8 17| B4 A6 |9 16| B5 A7 |10 15| B6 A8 |11 14| B7 GND |12 13| B8 +----------+
74651
8-bit 3-state inverting registered transceiver.+---+--+---+ CAB |1 +--+ 24| VCC SAB |2 23| CBA GAB |3 22| SBA A1 |4 21| /GBA A2 |5 20| B1 A3 |6 74 19| B2 A4 |7 651 18| B3 A5 |8 17| B4 A6 |9 16| B5 A7 |10 15| B6 A8 |11 14| B7 GND |12 13| B8 +----------+
74652
8-bit 3-state noninverting registered transceiver.+---+--+---+ CAB |1 +--+ 24| VCC SAB |2 23| CBA GAB |3 22| SBA A1 |4 21| /GBA A2 |5 20| B1 A3 |6 74 19| B2 A4 |7 652 18| B3 A5 |8 17| B4 A6 |9 16| B5 A7 |10 15| B6 A8 |11 14| B7 GND |12 13| B8 +----------+
74653
8-bit 3-state/open-collector inverting registered transceiver.+---+--+---+ CAB |1 +--+ 24| VCC SAB |2 23| CBA GAB |3 22| SBA A1 |4 21| /GBA A2 |5 20| B1 A3 |6 74 19| B2 A4 |7 653 18| B3 A5 |8 17| B4 A6 |9 16| B5 A7 |10 15| B6 A8 |11 14| B7 GND |12 13| B8 +----------+
74654
8-bit 3-state/open-collector noninverting registered transceiver.+---+--+---+ CAB |1 +--+ 24| VCC SAB |2 23| CBA GAB |3 22| SBA A1 |4 21| /GBA A2 |5 20| B1 A3 |6 74 19| B2 A4 |7 654 18| B3 A5 |8 17| B4 A6 |9 16| B5 A7 |10 15| B6 A8 |11 14| B7 GND |12 13| B8 +----------+
74657
8-bit 3-state noninverting bus transceiver with parity generator/checker.Enable and direction pins control output enables.
+---+--+---+ DIR |1 +--+ 24| /OE A1 |2 23| B1 A2 |3 22| B2 A3 |4 21| B3 A4 |5 20| B4 A5 |6 74 19| GND VCC |7 657 18| GND A6 |8 17| B5 A7 |9 16| B6 A8 |10 15| B7 O//E |11 14| B8 /ERROR |12 13| PAR +----------+
74666
8-bit 3-state transparent latch with readback, set and reset.+---+--+---+ /OERB |1 +--+ 24| VCC /OE1 |2 23| /OE2 D1 |3 22| Q1 D2 |4 21| Q2 D3 |5 20| Q3 D4 |6 74 19| Q4 D5 |7 666 18| Q5 D6 |8 17| Q6 D7 |9 16| Q7 D8 |10 15| Q8 /RST |11 14| /SET GND |12 13| LE +----------+
74669
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 +----------+
74670
4x4-bit 3-state dual-port register file.+---+--+---+ D2 |1 +--+ 16| VCC D3 |2 15| D1 D4 |3 14| WA0 RA1 |4 74 13| WA1 RA0 |5 670 12| /WR Q4 |6 11| /RD Q3 |7 10| Q1 GND |8 9| Q2 +----------+
74673
16-bit 3-state universal shift register with storage register, reset and 16-bit rotate function.+---+--+---+ /CE |1 +--+ 24| VCC /CLK |2 23| P15 R//W S0 |3 22| P14 /RRST S1 |4 21| P13 L//S S2 |5 20| P12 D0/Q15 |6 74 19| P11 P0 |7 673 18| P10 P1 |8 17| P9 P2 |9 16| P8 P3 |10 15| P7 P4 |11 14| P6 GND |12 13| P5 +----------+
74674
16-bit 3-state universal shift register with 16-bit rotate function.+---+--+---+ +---+---+---*----------------------------+ /CE |1 +--+ 24| VCC |/CE| S1| S0| Function | /CLK |2 23| P15 +===+===+===*============================+ R//W S0 |3 22| P14 | 1 | X | X | hold, P0..15=Z | |4 21| P13 | 0 | X | 0 | serial-in parallel out | L//S S1 |5 20| P12 | 0 | 0 | 1 | serial¶llel out rotate | D0/Q15 |6 74 19| P11 | 0 | 1 | 1 | parallel load | P0 |7 674 18| P10 +---+---+---*----------------------------+ P1 |8 17| P9 P2 |9 16| P8 P3 |10 15| P7 P4 |11 14| P6 GND |12 13| P5 +----------+
74677
16-bit inverting address comparator with enable.+---+--+---+ A1 |1 +--+ 24| VCC A2 |2 23| /EN A3 |3 22| Y A4 |4 21| P3 A5 |5 20| P2 A6 |6 74 19| P1 A7 |7 677 18| P0 A8 |8 17| A16 A9 |9 16| A15 A10 |10 15| A14 A11 |11 14| A13 GND |12 13| A12 +----------+
74682
8-bit inverting magnitude comparator with integrated 100k pull-up resistors.+---+--+---+ /A>B |1 +--+ 20| VCC A0 |2 19| A=B B0 |3 18| B7 A1 |4 17| A7 B1 |5 74 16| B6 A2 |6 682 15| A6 B2 |7 14| B5 A3 |8 13| A5 B3 |9 12| B4 GND |10 11| A4 +----------+
74684
8-bit inverting magnitude comparator.+---+--+---+ /A>B |1 +--+ 20| VCC A0 |2 19| A=B B0 |3 18| B7 A1 |4 17| A7 B1 |5 74 16| B6 A2 |6 684 15| A6 B2 |7 14| B5 A3 |8 13| A5 B3 |9 12| B4 GND |10 11| A4 +----------+
74686
8-bit inverting magnitude comparator with enable.+---+--+---+ /A>B |1 +--+ 24| VCC /EN1 |2 23| /EN2 A0 |3 22| /A=B B0 |4 21| B7 A1 |5 20| A7 B1 |6 74 19| |7 686 18| B6 A2 |8 17| A6 B2 |9 16| B5 A3 |10 15| A5 B3 |11 14| B4 GND |12 13| A4 +----------+
74687
8-bit open-collector inverting magnitude comparator with enable.+---+--+---+ /A>B |1 +--+ 24| VCC /EN1 |2 23| /EN2 A0 |3 22| /A=B B0 |4 21| B7 A1 |5 20| A7 B1 |6 74 19| |7 687 18| B6 A2 |8 17| A6 B2 |9 16| B5 A3 |10 15| A5 B3 |11 14| B4 GND |12 13| A4 +----------+
74688
8-bit inverting identity comparator with enable.+---+--+---+ /EN |1 +--+ 20| VCC A0 |2 19| /A=B B0 |3 18| B7 A1 |4 17| A7 B1 |5 74 16| B6 A2 |6 688 15| A6 B2 |7 14| B5 A3 |8 13| A5 B3 |9 12| B4 GND |10 11| A4 +----------+
74689
8-bit open-collector inverting identity comparator with enable.+---+--+---+ /EN |1 +--+ 20| VCC A0 |2 19| /A=B B0 |3 18| B7 A1 |4 17| A7 B1 |5 74 16| B6 A2 |6 689 15| A6 B2 |7 14| B5 A3 |8 13| A5 B3 |9 12| B4 GND |10 11| A4 +----------+
74691
4-bit 3-state synchronous binary counter with output registers, asynchronous reset and ripple carry output. Multiplexed register/counter outputs.+---+--+---+ /CRST |1 +--+ 20| VCC CCLK |2 19| RCO P0 |3 18| Q0 P1 |4 17| Q1 P2 |5 74 16| Q2 P3 |6 691 15| Q3 ENP |7 14| ENT /RRST |8 13| /LOAD RCLK |9 12| /OE GND |10 11| R//C +----------+
74697
4-bit 3-state synchronous binary up/down counter with output registers, asynchronous reset and ripple carry output. Multiplexed register/counter outputs.+---+--+---+ U//D |1 +--+ 20| VCC CCLK |2 19| RCO P0 |3 18| Q0 P1 |4 17| Q1 P2 |5 74 16| Q2 P3 |6 697 15| Q3 ENP |7 14| ENT /CRST |8 13| /LOAD RCLK |9 12| /OE GND |10 11| R//C +----------+
74699
4-bit 3-state synchronous binary up/down counter with output registers, reset and ripple carry output. Multiplexed register/counter outputs.+---+--+---+ U//D |1 +--+ 20| VCC CCLK |2 19| RCO P0 |3 18| Q0 P1 |4 17| Q1 P2 |5 74 16| Q2 P3 |6 699 15| Q3 ENP |7 14| ENT /CRST |8 13| /LOAD RCLK |9 12| /OE GND |10 11| R//C +----------+
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