M74HCT174B1R 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

M74HCT174B1R

HEX D-TYPE FLIP FLOP WITH CLEAR

STMicroelectronics 

M74HCT174

INPUT AND OUTPUT EQUIVALENT CIRCUIT

TRUTH TABLE

INPUTS

CLEAR

D

CK

L

X

X

H

L

H

H

H

X

X : Don’t Care

LOGIC DIAGRAM

PIN DESCRIPTION

PIN No

1

2, 5, 7, 10,

12, 15

3, 4, 6, 11,

13, 14

9

8

16

SYMBOL

CLEAR

NAME AND FUNCTION

Asynchronous Master

Reset (Active Low)

Q0 to Q5 Flip-Flop Outputs

D0 to D5

CLOCK

GND

Vcc

Data Inputs

Clock Input (LOW to

HIGH, edge triggered)

Ground (0V)

Positive Supply Voltage

OUTPUTS

Q

L

L

H

Qn

FUNCTION

CLEAR

NO CHANGE

This logic diagram has not to be used to estimate propagation delays

2/10

Share Link: