M74HC4040M1R datasheet(2/13 Pages) STMICROELECTRONICS

Teilenummer	M74HC4040M1R

Bauteilbeschribung	HC4020 14 STAGE BINARY COUNTER HC4040 12 STAGE BINARY COUNTER

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INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION (HC4020)

PIN No

SYMBOL

NAME AND FUNCTION

9, 7, 6, 5,

3, 2, 4, 13,

12, 14, 15,

1

Q1, Q4 to

Q14

Parallel Outputs

10

CLOCK

Clock Input (LOW to

HIGH, edge triggered)

11

CLEAR

Reset Inputs

8

GND

Ground (0V)

16

VCC

Positive Supply Voltage

IEC LOGIC SYMBOLS

PIN DESCRIPTION (HC4040)

PIN No

SYMBOL

NAME AND FUNCTION

9, 7, 6, 5,

3, 2, 4, 13,

12, 14, 15,

1

Q1 to Q12

Parallel Outputs

10

CLOCK

Clock Input (LOW to

HIGH, edge triggered)

11

CLEAR

Reset Inputs

8

GND

Ground (0V)

16

VCC

Positive Supply Voltage

TRUTH TABLE

CLOCK

CLEAR

OUTPUT STATE

X

H

ALL OUTPUTS = ”L”

L

NO CHANGE

L

ADVANCE TO NEXT STATE

HC4020

HC4040

M54/M74HC4020/4040

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Ähnliche Teilenummer - M74HC4040M1R

Ähnliche Beschreibung - M74HC4040M1R

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