HD74AC373T 查看數據表（PDF） - Renesas Electronics
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HD74AC373T Datasheet PDF : 10 Pages
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HD74AC373/HD74ACT373
AC Characteristics: HD74AC373
Item
Symbol VCC (V)*1
Propagation delay
tPLH
5.0
Dn to On
Propagation delay
tPHL
5.0
Dn to On
Propagation delay
tPLH
5.0
LE to On
Propagation delay
tPHL
5.0
LE to On
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 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = +25°C
CL = 50 pF
Min Typ Max
1.0 8.5 10.0
1.0 8.0 10.0
1.0 8.5 11.0
1.0 8.0 10.0
1.0 8.0 9.5
1.0 7.5 9.0
1.0 9.0 11.0
1.0 7.5 8.5
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
1.0
11.5
ns
1.0
11.5
ns
1.0
11.5
ns
1.0
11.5
ns
1.0
10.5
ns
1.0
10.5
ns
1.0
12.5
ns
1.0
10.0
ns
Unit
AC Operating Requirements: HD74AC373
Ta = –40°C
Ta = +25°C
to +85°C
Item
Setup time, HIGH or LOW
Dn to LE
Hold time, HIGH or LOW
Dn to LE
LE pulse width, HIGH
CL = 50 pF
CL = 50 pF
Symbol VCC (V)*1
Typ
Guaranteed Minimum
tsu
3.3
3.5
5.5
6.0
ns
5.0
2.0
4.0
4.5
th
3.3
–3.0
0.0
0.0
ns
5.0
–1.5
0.0
0.0
tw
3.3
4.0
5.5
6.0
ns
5.0
2.0
4.0
4.5
Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Unit
AC Operating Requirements: HD74ACT373
Ta = –40°C
Ta = +25°C
to +85°C
Item
Symbol VCC (V)*1
CL = 50 pF
CL = 50 pF
Typ
Guaranteed Minimum
Setup time, HIGH or LOW
tsu
5.0
3.0
7.0
8.0
ns
Dn to LE
Hold time, HIGH or LOW
th
5.0
0.0
0.0
1.0
ns
Dn to LE
LE pulse width, HIGH
tw
5.0
2.0
7.0
8.0
ns
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Unit
Capacitance
Item
Input capacitance
Power dissipation capacitance
Symbol
CIN
CPD
Typ
4.5
40.0
Unit
pF
pF
VCC = 5.5 V
VCC = 5.0 V
Condition
Rev.2.00, Jul.16.2004, page 6 of 9
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