HD74AC138/HD74ACT138
AC Characteristics: HD74ACT138
Item
Symbol VCC (V)*1
Propagation delay
tPLH
5.0
An to On
Propagation delay
tPHL
5.0
An to On
Propagation delay
tPLH
5.0
E1 or E 2 to On
Propagation delay
tPHL
5.0
E1 or E 2 to On
Propagation delay
tPLH
5.0
E3 to On
Propagation delay
tPHL
5.0
E3 to On
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = +25°C
CL = 50 pF
Min Typ Max
1.0 7.0 10.5
1.0 6.5 10.5
1.0 8.0 11.5
1.0 7.5 11.5
1.0 8.0 12.0
1.0 6.5 10.5
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
1.0
11.5
ns
1.0
11.5
ns
1.0
12.5
ns
1.0
12.5
ns
1.0
13.0
ns
1.0
11.5
ns
Unit
Capacitance
Item
Input capacitance
Power dissipation capacitance
Symbol
CIN
CPD
Typ
4.5
60.0
Unit
pF
pF
VCC = 5.5 V
VCC = 5.0 V
Condition
Rev.2.00, Jul.16.2004, page 6 of 9