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HD74ACT161 Datasheet(PDF) 5 Page - Renesas Technology Corp

Part # HD74ACT161
Description  Synchronous Presettable Binary Counter
PDF  9 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74ACT161 Datasheet(HTML) 5 Page - Renesas Technology Corp

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HD74ACT161/HD74ACT163
Rev.2.00, Jul.16.2004, page 5 of 8
AC Characteristics: HD74ACT161
Ta = +25°C
C
L = 50 pF
Ta = –40°C to +85°C
C
L = 50 pF
Item
Symbol
V
CC (V)*
1
Min
Typ
Max
Min
Max
Unit
Maximum count
frequency
f
max
5.0
115
125
—
100
—
MHz
Propagation delay
CP to Q
n (PE Input
HIGH or LOW)
t
PLH
5.0
1.0
5.5
9.5
1.0
10.5
ns
Propagation delay
CP to Q
n (PE Input
HIGH or LOW)
t
PLH
5.0
1.0
6.0
10.5
1.0
11.5
ns
Propagation delay
CP to TC
t
PLH
5.0
1.0
7.0
11.0
1.0
12.5
ns
Propagation delay
CP to TC
t
PHL
5.0
1.0
8.0
12.5
1.0
13.5
ns
Propagation delay
CET to TC
t
PLH
5.0
1.0
5.5
8.5
1.0
10.0
ns
Propagation delay
CET to TC
t
PHL
5.0
1.0
6.0
9.5
1.0
10.5
ns
Propagation delay
MR to Q
n
t
PHL
5.0
1.0
6.0
10.0
1.0
11.0
ns
Propagation delay
MR to TC
t
PHL
5.0
1.0
8.0
13.5
1.0
14.5
ns
Note:
1. Voltage Range 5.0 is 5.0 V ± 0.5 V
AC Operating Requirements: HD74ACT161
Ta = +25°C
C
L = 50 pF
Ta = –40°C
to +85°C
C
L = 50 pF
Item
Symbol
V
CC (V)*
1
Typ
Guaranteed Minimum
Unit
Set-up time, HIGH or LOW
P
n to CP
t
su
5.0
4.0
9.5
11.5
ns
Hold time, HIGH or LOW
P
n to CP
t
h
5.0
–5.0
0
0
ns
Setup time, HIGH or LOW
MR to CP
t
su
5.0
4.0
8.5
9.5
ns
Hold time, HIGH or LOW
MR to CP
t
h
5.0
–5.5
–0.5
–0.5
ns
Setup time, HIGH or LOW
PE to CP
t
su
5.0
4.0
8.5
9.5
ns
Hold time, HIGH or LOW
PE to CP
t
h
5.0
–5.5
–0.5
–0.5
ns
Setup time, HIGH or LOW
CEP or CET to CP
t
su
5.0
2.5
5.5
6.5
ns
Hold time, HIGH or LOW
CEP or CET to CP
t
h
5.0
–3.0
0
0
ns
Clock pulse width (Load)
HIGH or LOW
t
w
5.0
2.0
3.0
3.5
ns
Clock pulse width (Count)
HIGH or LOW
t
w
5.0
2.0
3.0
3.5
ns
MR pulse width, LOW
t
w
5.0
3.0
3.0
7.5
ns
Recovery time
MR to CP
t
rec
5.0
0
0
0.5
ns
Note:
1. Voltage Range 5.0 is 5.0 V ± 0.5 V



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