M74HC7292RM13TR 查看數據表（PDF） - STMicroelectronics

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M74HC7292RM13TR

PROGRAMMABLE DIVIDER/TIMER

STMicroelectronics 

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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