HD74AC138 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74AC138 Datasheet PDF : 11 Pages
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HD74AC138/HD74ACT138
DC Characteristics (unless otherwise specified)
Item
Maximum quiescent supply current
Symbol Max
I CC
80
Maximum quiescent supply current ICC
8.0
Maximum ICC/input (HD74ACT138) ICCT
1.5
Unit
µA
µA
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: HD74AC138
Ta = +25°C
CL = 50 pF
Item
Symbol VCC (V)*1 Min
Typ
Propagation delay
t PLH
3.3
1.0
8.5
An to On
5.0
1.0
6.5
Propagation delay
t PHL
3.3
1.0
8.0
An to On
5.0
1.0
6.0
Propagation delay
t PLH
3.3
1.0
11.0
E1 or E 2 to On
5.0
1.0
8.0
Propagation delay
t PHL
3.3
1.0
9.5
E1 or E 2 to On
5.0
1.0
7.0
Propagation delay
t PLH
3.3
1.0
11.0
E3 to On
5.0
1.0
8.0
Propagation delay
t PHL
3.3
1.0
8.5
E3 to On
5.0
1.0
6.0
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
13.0
9.5
12.5
9.0
15.0
11.0
13.5
9.5
15.5
11.0
13.0
8.0
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
Unit
1.0
15.0
ns
1.0
10.5
1.0
14.0
ns
1.0
10.5
1.0
16.0
ns
1.0
12.0
1.0
15.0
ns
1.0
10.5
1.0
16.5
ns
1.0
12.5
1.0
14.0
ns
1.0
9.5
5
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