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Número de pieza
componentes Descripción
HD74HC679RPEL Ver la hoja de datos (PDF) - Renesas Electronics
Número de pieza
componentes Descripción
Fabricante
HD74HC679RPEL
12-bit Address Comparator
Renesas Electronics
HD74HC679RPEL Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
HD74HC679
Test Circuit
V
CC
Input
Pulse Generator
Z
out
= 50
Ω
V
CC
G
A
1
Output
A
12
Y
P
0
P
3
C
L
=
50 pF
Note : 1. C
L
includes probe and jig capacitance.
Waveforms
•
Waveform – 1
P or A
Y
•
Waveform – 2
G
Y
t
r
90%
50%
10%
t
PLH
90%
50%
t
TLH
50%
t
PLH
50%
10%
90%
t
TLH
t
f
90%
50%
10%
t
PHL
90%
50%
10%
t
THL
50%
t
PHL
90%
50%
10%
t
THL
V
CC
0V
V
OH
V
OL
V
CC
0V
V
OH
V
OL
Note : 1. Input waveform : PRR
≤
1 MHz, duty cycle 50%, t
r
≤
6 ns, t
f
≤
6 ns
Rev.2.00 Mar 30, 2006 page 5 of 6
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