74AHC595PW データシートの表示（PDF） - Philips Electronics

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74AHC595PW

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

handbook, halfpage13

12

10

11

14

EN3

C2

R

SRG8

C1/

15

1D

2D

3

1

2

3

4

5

6

7

9

MNA553

Fig.3 IEC logic symbol.

handbook1, h4alfpDagSe

11 SHCP

10 MR

12 STCP

8-STAGE SHIFT REGISTER

8-BIT STORAGE REGISTER

Q7' 9

13 OE

3-STATE OUTPUTS

Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7

15 1 2 3 4 5 6 7 MNA554

Fig.4 Functional diagram.

handbook, full pagewidth

DS

SHCP

MR

STCP

OE

2000 Mar 15

STAGE 0

STAGES 1 TO 6

STAGE 7

DQ

D

Q

DQ

Q7'

FF0

FF7

CP

R

CP

R

DQ

LATCH

CP

DQ

LATCH

CP

Q0

Q1 Q2 Q3 Q4 Q5 Q6

Fig.5 Logic diagram.

5

MNA555

Q7

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