M74HC7292 Просмотр технического описания (PDF) - STMicroelectronics
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M74HC7292 Datasheet PDF : 12 Pages
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M74HC7292
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
CLR
L
H
H
H
H
CLK1
X
L
H
X
PIN DESCRIPTION
PIN No
SYMBOL NAME AND FUNCTION
4, 5
1, 2, 10, 14,
15
3, 6, 13
11
7
8
16
CLK1, CLK2 Input Clock
A to E Program Inputs
TP1, TP2,
TP3
CLR
Q
GND
Vcc
Test Point Outputs
Clear (Active LOW)
Output
Ground (0V)
Positive Supply Voltage
CLK2
X
L
X
H
Q OUTPUT MODE
CLEARED TO L
UP COUNT
NO CHANGE
2/12
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