HD74HC597P Ver la hoja de datos (PDF) - Renesas Electronics
Número de pieza
componentes Descripción
Lista de partido
HD74HC597P Datasheet PDF : 10 Pages
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HD74HC597
Test Circuit
VCC
Input
Pulse Generator
Zout = 50 Ω
Input
Pulse Generator
Zout = 50 Ω
VCC
Output
SCLR
QH'
SLoad
RCK
A to H
SER
SCK
CL = 50pF
Note : 1. CL includes probe and jig capacitance.
Waveforms
• Waveform – 1 (RCK to QH')
tr
tf
90 %
VCC
Input RCK
50 % 50 %
50 %
10 %
tw(H)
10 %
tw(L)
0V
tPLH
tPHL
90 %
90 %
VOH
Output QH'
50 %
50 %
10 %
10 %
VOL
tTLH
tTHL
Note : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, tr ≤ 6 ns, tf ≤ 6 ns
• Waveform – 2 (RCK to Q)
tr
tf
90 %
VCC
Input SCK
50 % 50 %
50 %
10 %
tw(H)
10 %
tw(L)
0V
tPLH
tPHL
90 %
90 %
VOH
Output QH'
50 %
50 %
10 %
10 %
VOL
tTLH
tTHL
Note : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, tr ≤ 6 ns, tf ≤ 6 ns
Rev.2.00 Mar 30, 2006 page 5 of 9
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