IN74ACT192N Просмотр технического описания (PDF) - Integral Corp.
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IN74ACT192N Datasheet PDF : 7 Pages
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IN74ACT192
DC ELECTRICAL CHARACTERISTICS(Voltages Referenced to GND)
VCC
Guaranteed
Limits
Symbol
Parameter
Test Conditions
V 25 °C -40°C to Unit
85°C
VIH Minimum High- VOUT=0.1 V or VCC-0.1 V 4.5 2.0
2.0
V
Level
Input
5.5 2.0
2.0
Voltage
VIL Maximum Low - VOUT=0.1 V or VCC-0.1 V 4.5 0.8
0.8
V
Level
Input
5.5 0.8
0.8
Voltage
VOH Minimum High- IOUT ≤ -50 µA
Level
Output
4.5 4.4
4.4
V
5.5 5.4
5.4
Voltage
*VIN=VIH or VIL
IOH=-24 mA
IOH=-24 mA
4.5 3.86 3.76
5.5 4.86 4.76
VOL Maximum Low- IOUT ≤ 50 µA
Level
Output
4.5 0.1
0.1
V
5.5 0.1
0.1
Voltage
*VIN=VIH
IOL=24 mA
IOL=24 mA
IIN
Maximum Input VIN=VCC or GND
Leakage Current
4.5 0.36 0.44
5.5 0.36 0.44
5.5 ±0.1
±1.0
µA
IOLD +Minimum
VOLD=1.65 V Max
5.5
Dynamic Output
75
mA
Current
IOHD +Minimum
VOHD=3.85 V Min
5.5
Dynamic Output
-75
mA
Current
ICC Maximum
VIN=VCC or GND
Quiescent Supply
5.5 8.0
80
µA
Current
(per Package)
* All outputs loaded; thresholds on input associated with output under test.
+Maximum test duration 2.0 ms, one output loaded at a time.
Inputs
MR PL CPU CPD
HX X X
LL X X
LH
H
LH
H
LH H
LH H
X = don’t care
FUNCTION TABLE
Mode
The IN74ACT192 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
Reset(Asyn.)
Preset(Asyn.)
No Count
Count Up
Count Down
No Count
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
For Terminal Count:
TC U = Q0 • Q3 • CP U
TC D = Q0 • Q1 • Q 2 •Q3 • CP D
3
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