HD74ACT161 查看數據表（PDF） - Renesas Electronics
零件编号
产品描述 (功能)
生产厂家
HD74ACT161 Datasheet PDF : 9 Pages
| |||
HD74ACT161/HD74ACT163
AC Characteristics: HD74ACT161
Ta = +25°C
Ta = –40°C to +85°C
Item
Maximum count
frequency
Symbol VCC (V)*1
fmax
5.0
CL = 50 pF
Min Typ Max
115 125 —
CL = 50 pF
Min
Max
100
—
MHz
Unit
Propagation delay
tPLH
5.0
CP to Qn (PE Input
HIGH or LOW)
1.0 5.5 9.5 1.0
10.5
ns
Propagation delay
tPLH
5.0
CP to Qn (PE Input
HIGH or LOW)
1.0 6.0 10.5 1.0
11.5
ns
Propagation delay
tPLH
5.0
CP to TC
1.0 7.0 11.0 1.0
12.5
ns
Propagation delay
tPHL
5.0
CP to TC
1.0 8.0 12.5 1.0
13.5
ns
Propagation delay
tPLH
5.0
CET to TC
1.0 5.5 8.5 1.0
10.0
ns
Propagation delay
tPHL
5.0
CET to TC
1.0 6.0 9.5 1.0
10.5
ns
Propagation delay
tPHL
5.0
MR to Qn
Propagation delay
tPHL
5.0
MR to TC
1.0 6.0 10.0 1.0
1.0 8.0 13.5 1.0
11.0
ns
14.5
ns
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
AC Operating Requirements: HD74ACT161
Ta = –40°C
Ta = +25°C
to +85°C
Item
Set-up time, HIGH or LOW
Pn to CP
Hold time, HIGH or LOW
Pn to CP
Setup time, HIGH or LOW
MR to CP
CL = 50 pF
CL = 50 pF
Symbol VCC (V)*1
Typ
Guaranteed Minimum
tsu
5.0
4.0
9.5
11.5
ns
th
5.0
–5.0
0
0
ns
tsu
5.0
4.0
8.5
9.5
ns
Unit
Hold time, HIGH or LOW
th
5.0
–5.5
–0.5
–0.5
ns
MR to CP
Setup time, HIGH or LOW
tsu
5.0
4.0
8.5
9.5
ns
PE to CP
Hold time, HIGH or LOW
th
5.0
–5.5
–0.5
–0.5
ns
PE to CP
Setup time, HIGH or LOW
tsu
5.0
2.5
5.5
6.5
ns
CEP or CET to CP
Hold time, HIGH or LOW
th
5.0
–3.0
0
0
ns
CEP or CET to CP
Clock pulse width (Load)
tw
5.0
2.0
3.0
3.5
ns
HIGH or LOW
Clock pulse width (Count)
tw
5.0
2.0
3.0
3.5
ns
HIGH or LOW
MR pulse width, LOW
tw
5.0
3.0
3.0
7.5
ns
Recovery time MR to CP
trec
5.0
0
0
0.5
ns
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Rev.2.00, Jul.16.2004, page 5 of 8
Share Link: 