74HCT401 Philips, 74HCT401 Datasheet - Page 7

• Manufacturer Part Number: 74HCT401
• Description: 8-bit synchronous BCD down counter
• Manufacturer: Philips

Philips Semiconductors
December 1990
SYMBOL
t
t
t
t
f
su
h
h
h
max
8-bit synchronous BCD down counter
PARAMETER
set-up time
hold time
hold time
hold time
maximum clock pulse
P
PE to CP
TE to CP
P
frequency
n
n
to CP
to CP
100
20
17
2
2
2
0
0
0
2
2
2
3
15
18
min. typ. max. min. max. min.
33
12
10
8.9
27
32
8
3
2
41
15
12
5
5
5
25
7
T
125
25
21
2
2
2
0
0
0
2
2
2
2
12
14
amb
74HC
40 to 85
( C)
150
30
26
2
2
2
0
0
0
2
2
2
2
10
12
40 to 125
max.
UNIT
ns
ns
ns
ns
MHz 2.0
74HC/HCT40102
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
4.5
6.0
V
TEST CONDITIONS
(V)
Product specification
CC
WAVEFORMS
Fig.8
Fig.8
Fig.8
Fig.8
Fig.8