74HC/HCT40104 Просмотр технического описания (PDF) - Philips Electronics

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74HC/HCT40104

4-bit bidirectional universal shift register; 3-state

Philips Electronics 

Philips Semiconductors

4-bit bidirectional universal shift register;

3-state

Product specification

74HC/HCT40104

PIN DESCRIPTION

PIN NO.

1

2

3, 4, 5, 6

7

8

9, 10

11

15, 14, 13, 12

16

SYMBOL

OE

DSR

D0 to D3

DSL

GND

S0, S1

CP

Q0 to Q3

VCC

NAME AND FUNCTION

3-state output enable input (active HIGH)

serial data shift-right input

parallel data inputs

serial data shift-left input

ground (0 V)

mode control inputs

clock input (LOW-to-HIGH, edge-triggered)

3-state parallel outputs

positive supply voltage

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

December 1990

3

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