HD74ACT280 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74ACT280 Datasheet PDF : 9 Pages
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HD74AC280/HD74ACT280
DC Characteristics (unless otherwise specified)
Item
Symbol Max
Unit
Maximum quiescent supply current ICC
80
µA
Maximum quiescent supply current ICC
8.0
µA
Maximum ICC/input (HD74ACT280) ICCT
1.5
mA
Condition
VIN = VCC or ground, VCC = 5.5 V,
Ta = Worst case
VIN = VCC or ground, VCC = 5.5 V,
Ta = 25°C
VIN = VCC – 2.1 V, VCC = 5.5 V,
Ta = Worst case
AC Characteristics: HD74AC280
Item
Propagation delay
Symbol
t PLH
VCC (V)*1
3.3
5.0
Ta = +25°C
CL = 50 pF
Min Typ
1.0
14.5
1.0
11.0
Propagation delay
t PHL
3.3
5.0
1.0
14.5
1.0
11.0
Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Max
17.0
13.0
17.0
13.0
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
Unit
1.0
18.5
ns
1.0
14.5
1.0
18.5
ns
1.0
14.5
AC Characteristics: HD74ACT280
Item
Symbol VCC (V)*1
Propagation delay
t PLH
5.0
Propagation delay
t PHL
5.0
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = +25°C
CL = 50 pF
Min Typ
1.0
12.5
1.0
12.5
Max
15.0
15.0
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
Unit
1.0
16.5
ns
1.0
16.5
ns
Capacitance
Item
Input capacitance
Power dissipation capacitance
Symbol
CIN
CPD
Typ
4.5
60.0
Unit
pF
pF
Condition
VCC = 5.5 V
VCC = 5.0 V
4
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