74ac193 IK Semicon Co., Ltd, 74ac193 Datasheet - Page 5
74ac193
Manufacturer Part Number
74ac193
Description
Presettable 4-bit Binary Up/down Counter
Manufacturer
IK Semicon Co., Ltd
Datasheet
1.74AC193.pdf
(8 pages)
TIMING REQUIREMENTS
*
Voltage Range 5.0 V is 5.0 V ±0.5 V
Voltage Range 3.3 V is 3.3 V ±0.3 V
Symbol
t
t
t
t
t
t
t
rec
rec
su
w
w
w
h
Figure 3. Switching Waveforms
Figure 1. Switching Waveforms
Minimum Setup Time, P
Minimum Hold Time, PL to P
Minimum Pulse Width, PL (Figure 4)
Minimum Pulse Width, CP
(Figure 1)
Minimum Pulse Width, MR (Figure 5)
Minimum Recovery Time, PL to CP
(Figure 5)
Minimum Recovery Time, MR to CP
(Figure 5)
Parameter
(C
L
=50pF, Input t
n
to PL (Figure 7)
U
or CP
n
(Figure 7)
D
U
U
or CP
r
=t
or CP
f
=3.0 ns)
D
D
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
Figure 4. Switching Waveforms
V
CC
*
Figure 2. Switching Waveforms
25 °C
-1.0
-1.0
17
12
11
14
10
12
17
12
Guaranteed Limits
9
6
8
9
-40°C to
85°C
10
21
13
12
16
12
10
13
21
14
7
0
0
9
IN74AC193
Rev. 00
Unit
ns
ns
ns
ns
ns
ns
ns