mc74ac161 ON Semiconductor, mc74ac161 Datasheet - Page 6

• Manufacturer Part Number: mc74ac161
• Description: Synchronous Presettable Binary Counter
• Manufacturer: ON Semiconductor

AC OPERATING REQUIREMENTS
t
t
t
t
t
t
t
t
t
t
*Voltage Range 3.3 V is 3.3 V ±0.3 V.
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
s
h
s
h
s
h
w
w
w
rec
Symbol
Setup Time, HIGH or LOW
P
Hold Time, HIGH or LOW
P
Setup Time, HIGH or LOW
PE to CP
Hold Time, HIGH or LOW
PE to CP
Setup Time, HIGH or LOW
CEP or CET to CP
Hold Time, HIGH or LOW
CEP or CET to CP
Clock Pulse Width (Load)
HIGH or LOW
Clock Pulse Width (Count)
HIGH or LOW
MR Pulse Width, LOW
Recovery TIme
MR to CP
n
n
to CP
to CP
Parameter
http://onsemi.com
6
V
(V)
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
CC
*
−7.0
−4.0
−6.0
−3.5
−3.5
−2.0
−2.0
−1.0
Typ
6.0
3.5
6.5
4.0
3.0
2.0
2.0
2.0
2.0
2.0
3.0
2.5
T
C
74AC161
A
L
= +25°C
= 50 pF
Guaranteed Minimum
13.5
−1.0
−0.5
11.5
8.5
7.5
0.5
6.0
4.5
3.5
2.5
4.0
3.0
5.5
4.5
0
0
0
0
0
T
C
74AC161
A
to +85°C
L
= −40°C
= 50 pF
16.0
10.5
−0.5
14.0
8.5
1.0
7.0
5.0
0.5
4.0
3.0
4.5
3.5
7.5
6.0
0.5
0
0
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Fig.
3−9
3−9
3−9
3−9
3−9
3−9
3−6
3−6
3−6
3−9
No.