93L14 Quad Latch
June 1989
93L14 Quad Latch
General Description
The 93L14 is a multifunctional 4-bit latch designed for gen-
eral purpose storage applications in high speed digital sys-
tems All outputs have active pull-up circuitry to provide high
capacitance drive and to provide low impedance in both
logic states for good noise immunity
Features
Y
Y
Y
Can be used as single input D latches or set reset
latches
Active low enable gate input
Overriding master reset
Connection Diagram
Dual-In-Line Package
Logic Symbol
TL F 9612 鈥?2
V
CC
e
Pin 16
GND
e
Pin 8
TL F 9612 鈥?1
Order Number 93L14DMQB or 93L14FMQB
See NS Package Number J16A or W16A
Pin Names
E
D0鈥揇3
S0鈥揝3
MR
Q0鈥換3
Description
Enable Input (Active LOW)
Data Inputs
Set Inputs (Active LOW)
Master Reset Input (Active LOW)
Latch Outputs
C
1995 National Semiconductor Corporation
TL F 9612
RRD-B30M105 Printed in U S A