HD74AC670 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74AC670 Datasheet PDF : 10 Pages
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HD74AC670
AC Characteristics: HD74AC670
Item
Symbol VCC (V)*1
Propagation delay
t PLH
3.3
WE to On
5.0
Propagation delay
t PHL
3.3
WE to On
5.0
Propagation delay
t PLH
3.3
RA1 or RA0 to On
5.0
Propagation delay
t PHL
3.3
RA1 or RA0 to On
5.0
Propagation delay
t PLH
3.3
Data to On
5.0
Propagation delay
t PHL
3.3
Data to On
5.0
Enable time
t PZH
3.3
OE to On
5.0
Enable time
t PZL
3.3
OE to On
5.0
Disable time
t PHZ
3.3
OE to On
5.0
Disable time
t PLZ
3.3
OE to On
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
1.0
14.0
1.0
11.5
1.0
13.5
1.0
11.0
1.0
12.5
1.0
10.0
1.0
12.5
1.0
10.0
1.0
12.0
1.0
9.5
1.0
11.5
1.0
9.0
1.0
8.0
1.0
6.0
1.0
10.0
1.0
7.5
1.0
8.0
1.0
6.0
1.0
9.0
1.0
7.0
Max
17.5
13.5
17.0
13.0
15.5
12.0
15.5
12.0
15.0
11.5
14.5
11.0
11.0
8.5
12.0
9.5
11.0
8.5
11.5
9.0
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
Unit
1.0
19.0
ns
1.0
15.0
1.0
18.5
ns
1.0
14.5
1.0
17.0
ns
1.0
13.0
1.0
17.0
ns
1.0
13.0
1.0
16.5
ns
1.0
12.5
1.0
16.0
ns
1.0
12.0
1.0
12.0
ns
1.0
9.5
1.0
13.0
ns
1.0
10.5
1.0
12.0
ns
1.0
9.5
1.0
12.5
ns
1.0
10.0
5
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