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74AC163 Datasheet, PDF (5/11 Pages) STMicroelectronics – SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
DC Electrical Characteristics for ACT
Symbol
Parameter
VIH
Minimum HIGH Level
Input Voltage
VIL
Maximum LOW Level
Input Voltage
VOH
Minimum HIGH Level
Output Voltage
VCC
TA = +25°C
TA = −40°C to +85°C
(V)
Typ
Guaranteed Limits
4.5
1.5
2.0
2.0
5.5
1.5
2.0
2.0
4.5
1.5
0.8
0.8
5.5
1.5
0.8
0.8
4.5
4.49
4.4
4.4
5.5
5.49
5.4
5.4
VOL
Maximum LOW Level
Output Voltage
4.5
3.86
5.5
4.86
4.5
0.001
0.1
5.5
0.001
0.1
3.76
4.76
0.1
0.1
4.5
0.36
5.5
0.36
IIN
ICCT
IOLD
IOHD
ICC
Maximum Input Leakage Current
5.5
Maximum
5.5
ICC/Input
Minimum Dynamic
5.5
Output Current (Note 6)
5.5
Maximum Quiescent
5.5
Supply Current
±0.1
0.6
4.0
Note 5: All outputs loaded; thresholds on input associated with output under test.
Note 6: Maximum test duration 2.0 ms, one output loaded at a time.
0.44
0.44
±1.0
1.5
75
−75
40.0
Units
V
V
V
V
V
V
µA
mA
mA
mA
µA
Conditions
VOUT = 0.1V
or VCC − 0.1V
VOUT = 0.1V
or VCC − 0.1V
IOUT = −50 µA
VIN = VIL or VIH
IOH = −24 mA
IOH = −24 mA (Note 5)
IOUT = 50 µA
VIN = VIL or VIH
IOL = 24 mA
IOL = 24 mA (Note 5)
VI = VCC, GND
VI = VCC − 2.1V
VOLD = 1.65V Max
VOHD = 3.85V Min
VIN = VCC
or GND
AC Electrical Characteristics for AC
Symbol
Parameter
fMAX
Maximum Clock
Frequency
tPLH
Propagation Delay, CP to Qn
(PE Input HIGH or LOW)
tPHL
Propagation Delay, CP to Qn
(PE Input HIGH or LOW)
tPLH
Propagation Delay
CP to TC
tPHL
Propagation Delay
CP to TC
tPLH
Propagation Delay
CET to TC
tPHL
Propagation Delay
CET to TC
Note 7: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
VCC
(V)
(Note 7)
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
TA = +25°C
CL = 50 pF
Min
Typ
Max
70
95
110
140
2.0
7.5
12.5
1.5
5.5
9.0
1.5
8.5
12.0
1.5
6.0
9.5
3.0
9.5
15.0
2.0
7.0
10.5
3.5
11.0
14.0
2.0
8.0
11.0
2.0
7.5
9.5
1.5
5.5
6.5
2.5
8.5
11.0
2.0
6.0
8.5
TA = −40°C to +85°C
CL = 50 pF
Min
Max
60
95
1.5
13.5
1.0
9.5
1.5
13.0
1.5
10.0
2.5
16.5
1.5
11.5
2.5
15.5
2.0
11.5
1.5
11.0
1.0
7.5
2.0
12.5
1.5
9.5
Units
MHz
ns
ns
ns
ns
ns
ns
5
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