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74HC377 Datasheet(PDF) 4 Page - NXP Semiconductors

Part No. 74HC377
Description  Octal D-type flip-flop with data enable; positive-edge trigger
Download  7 Pages
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74HC377 Datasheet(HTML) 4 Page - NXP Semiconductors

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


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