HD74AC298 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74AC298 Datasheet PDF : 10 Pages
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HD74AC298/HD74ACT298
AC Operating Requirements: HD74ACT298
Item
Setup time, HIGH or LOW
Dn or S to CP
Hold time, HIGH or LOW
Dn to CP
Hold time, HIGH or LOW
S to CP
Symbol
t su
Ta = +25°C
CL = 50 pF
VCC (V)*1 Typ
5.0
3.5
th
5.0
–5.0
th
5.0
–0.5
Pulse with
tw
5.0
3.0
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = –40°C
to +85°C
CL = 50 pF
Guaranteed Minimum
5.5
6.5
1.0
1.0
1.0
1.0
7.0
8.0
Unit
ns
ns
ns
ns
Capacitance
Item
Input capacitance
Power dissipation capacitance
Symbol
Typ
CIN
4.5
CPD
30
Unit
pF
pF
Condition
VCC = 5.5 V
VCC = 5.0 V
5
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