74AHC595 Просмотр технического описания (PDF) - Philips Electronics

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74AHC595

8-bit serial-in/serial or parallel-out shift register with output latches; 3-state

Philips Electronics 

Philips Semiconductors

8-bit serial-in/serial or parallel-out shift

register with output latches; 3-state

Product specification

74AHC595; 74AHCT595

PINNING

PIN

1, 2, 3, 4, 5, 6, 7 and 15

8

9

10

11

12

13

14

16

SYMBOL

Q1, Q2, Q3, Q4, Q5, Q6, Q7 and Q0

GND

Q7’

MR

SHCP

STCP

OE

DS

VCC

DESCRIPTION

parallel data output

ground (0 V)

serial data output

master reset (active LOW)

shift register clock input

storage register clock input

output enable input (active LOW)

serial data input

DC supply voltage

handbook, halfpage

Q1 1

Q2 2

Q3 3

Q4 4

Q5 5

Q6 6

Q7 7

GND 8

16 VCC

15 Q0

14 DS

13 OE

595

12 STCP

11 SHCP

10 MR

9 Q7'

MNA551

Fig.1 Pin configuration.

handbook, halfpage

11 12

SHCP STCP

Q7'

9

15

Q0

14

DS

Q1

1

2

Q2

Q3

3

4

Q4

Q5

5

6

Q6

Q7

7

MR OE

10 13

MNA552

Fig.2 Logic symbol.

2000 Mar 15

4

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