M54HC173F1R View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M54HC173F1R

QUAD D-TYPE REGISTER (3-STATE)

STMicroelectronics 

M54/M74HC173

TRUTH TABLE

CLEAR

CLOCK

X

X

X

X

H

X

L

L

L

L

L

X: Don’t Care Z: High Impedance

LOGIC DIAGRAM

DATA ENABLE

G1

G2

X

X

X

X

X

X

X

X

H

X

X

H

L

L

L

L

Dn

OUTPUT CONTROL

Qn

M

N

X

H

X

Z

X

X

H

Z

X

L

L

L

X

L

L

Q0

X

L

L

Q0

X

L

L

Q0

H

L

L

H

L

L

L

L

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