74HC377 Philips, 74HC377 Datasheet - Page 4

• Manufacturer Part Number: 74HC377
• Description: Octal D-type flip-flop with data enable positive-edge trigger
• Manufacturer: Philips

Philips Semiconductors
December 1990
Octal D-type flip-flop with data enable;
positive-edge trigger
Fig.4 Functional diagram.
Fig.5 Logic diagram.
4
FUNCTION TABLE
Notes
1. H = HIGH voltage level
OPERATING
MODES
load “1”
load “0”
hold (do nothing)
h = HIGH voltage level one set-up time
L = LOW voltage level
I
X = don’t care
= LOW-to-HIGH CP transition
= LOW voltage level one set-up time
prior to the LOW-to-HIGH CP transition
prior to the LOW-to-HIGH CP transition
CP
X
INPUTS
E
H
h
l
l
74HC/HCT377
Product specification
D
X
X
h
l
n
OUTPUTS
no change
no change
Q
H
L
n