HD74HC190 Hitachi Semiconductor, HD74HC190 Datasheet - Page 9

• Manufacturer Part Number: HD74HC190
• Description: Synchronous Up/Down Decade/4-bit Binary Counter(Single Clock Line)
• Manufacturer: Hitachi Semiconductor

AC Characteristics (C
Item
Setup time
Output rise/fall
time
Input capacitance
Symbol
t
t
t
Cin
su
TLH
THL
L
= 50 pF, Input t
V
2.0
4.5
6.0
2.0
4.5
6.0
—
CC
(V) Min Typ Max Min
Ta = 25 C
100 —
20
17
—
—
—
—
7
—
—
5
—
5
r
—
—
—
75
15
13
10
= t
f
= 6 ns) (cont)
Ta = –40 to
+85 C
125
25
21
—
—
—
—
Max
—
—
—
95
19
16
10
HD74HC190/HD74HC191
Unit
ns
ns
pF
Test Conditions
9