January 1995

2

Philips Semiconductors

Product specification

Quadruple 2-input OR gate

HEF4071B

gates

DESCRIPTION

The HEF4071B is a positive logic quadruple 2-input OR

gate. The outputs are fully buffered for highest noise

immunity and pattern insensitivity of output impedance.

Fig.1 Functional diagram.

HEF4071BP(N): 14-lead DIL; plastic

(SOT27-1)

HEF4071BD(F): 14-lead DIL; ceramic (cerdip)

(SOT73)

HEF4071BT(D): 14-lead SO; plastic

(SOT108-1)

( ): Package Designator North America

Fig.2 Pinning diagram.

Fig.3 Logic diagram (one gfate).

See Family Specifications