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74HCT374N Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza
componentes Descripción
Fabricante
74HCT374N Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
Philips Semiconductors
Octal D-type flip-flop; positive edge-trigger;
3-state
Product specification
74HC/HCT374
FUNCTION TABLE
OPERATING
MODES
load and read
register
load register and
disable outputs
INPUTS
OE CP Dn
Ll
Lh
Hl
Hh
INTERNAL
FLIP-FLOPS
L
H
L
H
OUTPUTS
Q0 to Q7
L
H
Z
Z
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
Z = high impedance OFF-state
= LOW-to-HIGH CP transition
Fig.4 Functional diagram.
December 1990
Fig.5 Logic diagram.
4

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