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HD74AC245 Datasheet, PDF (5/9 Pages) Hitachi Semiconductor – Octal Bidirectional Transceiver with 3-State Input/Output
HD74AC245/HD74ACT245
AC Characteristics: HD74ACT245
Item
Propagation delay
Data to output
Symbol VCC (V)*1
tPLH
5.0
Propagation delay
tPHL
5.0
Data to output
Output enable time
tZH
5.0
Output enable time
tZL
5.0
Output disable time
tHZ
5.0
Output disable time
tLZ
5.0
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = +25°C
CL = 50 pF
Min Typ Max
1.0 4.0 7.5
1.0 4.0 8.0
1.0 5.0 10.0
1.0 5.5 10.0
1.0 5.5 10.0
1.0 5.0 10.0
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
1.0
8.0
ns
1.0
9.0
ns
1.0
11.0
ns
1.0
12.0
ns
1.0
11.0
ns
1.0
11.0
ns
Unit
Capacitance
Item
Input capacitance
Input/output capacitance
Power dissipation capacitance
Symbol
CIN
CI/O
CPD
Typ
4.5
15.0
45.0
Unit
pF
pF
pF
VCC = 5.5 V
VCC = 5.5 V
VCC = 5.0 V
Condition
Rev.2.00, Jul.16.2004, page 5 of 8