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Description
HD74LV4040A View Datasheet(PDF) - Hitachi -> Renesas Electronics
Part Name
Description
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HD74LV4040A
12-stage Binary Counter
Hitachi -> Renesas Electronics
HD74LV4040A Datasheet PDF : 17 Pages
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HD74LV4040A
Switching Characteristics (cont)
•
V
CC
= 5.0
±
0.5 V
Ta = 25
°
C
Item
Symbol Min Typ
Maximum
f
max
clock
frequency
150 210
95
125
Propagation t
PLH
/t
PHL
—
4.8
delay time
—
6.3
t
PHL
—
5.6
—
7.1
Propagation
∆
t
pd
delay time
skew
—
1.6
Setup time t
SU
5.0 —
Pulse width t
w
5.0 —
5.0 —
Max
—
—
7.3
9.3
8.6
10.6
3.1
—
—
—
Ta = –40 to 85
°
C
Min
Max
125
—
80
—
Unit
MHz
1.0
8.5
ns
1.0
10.5
1.0
10.0
1.0
12.0
—
3.5
ns
5.0
—
ns
5.0
—
ns
5.0
—
Test Conditions
C
L
= 15 pF
C
L
= 50 pF
C
L
= 15 pF
C
L
= 50 pF
C
L
= 15 pF
C
L
= 50 pF
C
L
= 50 pF
FROM TO
(Input) (Output)
CLK
Q
1
CLR
Q
n
Q
n
+ 1
CLR inactive
before
CLK
↓
CLK
high or low
CLR high
10
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