74AC11191 Datasheet, PDF (6/10 Pages) Texas Instruments – SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER

74AC11191
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER
SCAS105A – FEBRUARY 1990 – REVISED APRIL 1993
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
MIN TYP MAX
3V
2.9
IOH = – 50 mA
4.5 V
4.4
5.5 V
5.4
VOH
IOH = – 4 mA
IOH = – 24 mA
IOH = – 75 mA^{
3 V 2.58
4.5 V 3.94
5.5 V 4.94
5.5 V
3V
0.1
IOL = 50 mA
4.5 V
0.1
5.5 V
0.1
VOL
IOL = 12 mA
3V
0.36
IOL = 24 mA
4.5 V
0.36
5.5 V
0.36
IOL = 75 mA^{
5.5 V
II
VI = VCC or GND
5.5 V
± 0.1
ICC
VI = VCC or GND, IO = 0
5.5 V
8
Ci
VI = VCC or GND
5V
4
† _{Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.}
MIN MAX UNIT
2.9
4.4
5.4
2.48
V
3.8
4.8
3.85
0.1
0.1
0.1
0.44 V
0.44
0.44
1.65
± 1 mA
80 mA
pF
timing requirements over recommended operating free-air temperature range,
V_CC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
TA = 25°C
MIN
MIN MAX
fclock
tw
Clock frequency
Pulse duration
LOAD low
CLK high or low
0
50
0
4.8
4.8
10
10
Data before LOAD↑
4
4
tsu
Setup time
CTEN before CLK↑
D/U before CLK↑
12.5
12.5
13.5
13.5
LOAD inactive before CLK↑
2.5
2.5
Data after LOAD↑
1
1
th
Hold time
CTEN after CLK↑
D/U after CLK↑
0
0
0
0
MAX
50
UNIT
MHz
ns
ns
ns
6
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