IN74HC192A
DC ELECTRICAL CHARACTERISTICS (Voltages Referenced to GND)
VCC
V
Guaranteed Limit
Symbol
VIH
Parameter
Test Conditions
Unit
V
25 °C
to
≤85
°C
≤125
°C
-55°C
Minimum High-Level VOUT=0.1 V or VCC-0.1 V
Input Voltage
2.0
4.5
6.0
1.5
3.15
4.2
1.5
3.15
4.2
1.5
3.15
4.2
IOUT≤ 20 µA
VIL
Maximum Low -
Level Input Voltage
VOUT=0.1 V or VCC-0.1 V
2.0
4.5
6.0
0.3
0.9
1.2
0.3
0.9
1.2
0.3
0.9
1.2
V
IOUT ≤ 20 µA
VOH
Minimum High-Level VIN=VIH or VIL
Output Voltage
2.0
4.5
6.0
1.9
4.4
5.9
1.9
4.4
5.9
1.9
4.4
5.9
V
IOUT ≤ 20 µA
VIN=VIH or VIL
IOUT ≤ 4.0 mA
IOUT ≤ 5.2 mA
4.5
6.0
3.98
5.48
3.84
5.34
3.7
5.2
VOL
Maximum Low-Level VIN=VIH or VIL
Output Voltage
2.0
4.5
6.0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
V
IOUT ≤ 20 µA
VIN=VIH or VIL
IOUT ≤ 4.0 mA
IOUT ≤ 5.2 mA
4.5
6.0
0.26
0.26
0.33
0.33
0.4
0.4
IIN
Maximum Input
Leakage Current
VIN=VCC or GND
6.0
0.1
1.0
1.0
µA
µA
ICC
Maximum Quiescent
Supply Current
(per Package)
VIN=VCC or GND
6.0
8.0
80
160
I
OUT=0µA
FUNCTION TABLE
Inputs
Mode
The IN74HC192 can be preset to any state, but
will not count beyond 9. If preset to state 10, 11, 12,
13, 14 or 15, it will follow the sequence 10, 11, 6: 12,
13, 4: 14, 15, 2 if counting Up, and follow the
sequence 15, 14, 13, 12, 11, 10, 9 if counting Down.
Logic equations
MR PL
CPU
X
CPD
X
H
L
L
L
L
L
X
L
Reset(Asyn.)
Preset(Asyn.)
No Count
X
X
H
H
H
H
H
For Terminal Count:
H
Count Up
TCU = Q0 • Q3 • CPU
H
H
Count Down
No Count
TCD = Q0 • Q1 • Q2 • Q3 • CPD
X = don’t care
Rev. 00
IKSEMICON [ IK SEMICON CO., LTD ]
