HEF4035B View Datasheet(PDF) - Philips Electronics

Part Name

Description

View to exact match

HEF4035B

4-bit universal shift register

Philips Electronics 

Philips Semiconductors

4-bit universal shift register

Product specification

HEF4035B

MSI

HEF4035BP(N): 16-lead DIL; plastic

(SOT38-1)

HEF4035BD(F): 16-lead DIL; ceramic (cerdip)

(SOT74)

HEF4035BT(D): 16-lead SO; plastic

(SOT109-1)

( ): Package Designator North America

Fig.3 Pinning diagram.

PINNING

PE

P0 to P3

J

K

CP

T/C

MR

O0 to O3

parallel enable input

parallel data inputs

first stage J-input (active HIGH)

first stage K-input (active LOW)

clock input (LOW to HIGH edge-triggered)

true/complement input

master reset input

buffered parallel outputs

FUNCTION TABLES

Serial operation first stage

INPUTS

OUTPUT

CP J K MR O0 + 1

MODE OF

OPERATION

HH L

H

D flip-flop

LLL

L

D flip-flop

HL L

LHL

X XXH

O0 toggle

O0 no change

L

reset

Note

1. T/C = HIGH; PE = LOW

Parallel operation

INPUTS

OUTPUTS

CP

P0 P1 P2 P3 O0 O1 O2 O3

HHHH H H H H

LLLL L L L L

Notes

1. T/C = HIGH; PE = HIGH; MR = LOW

= positive-going transition

H = HIGH state (the more positive voltage)

L = LOW state (the less positive voltage)

X = state is immaterial

January 1995

4

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