SN74LS166N 查看數據表（PDF） - ON Semiconductor

零件编号

产品描述 (功能)

生产厂家

SN74LS166N

LOW POWER SCHOTTKY

ON Semiconductor 

SN74LS166

PARALLEL PARALLEL INPUTS

SHIFT/ INPUT OUTPUT

VCC LOAD H QH G F E CLEAR

16 15 14 13 12 11 10 9

SHIFT/ H QH

LOAD

SERIAL INPUT

A BC

GF E

CLEAR

CLOCK

D INHIBIT CK

1

SERIAL

INPUT

2345

AB CD

PARALLEL INPUTS

6 78

CLOCK CLOCK GND

INHIBIT

SHIFT/

CLEAR LOAD

L

X

H

X

H

L

H

H

H

H

H

X

FUNCTION TABLE

INPUTS

CLOCK

PARALLEL

INHIBIT CLOCK SERIAL

A...H

X

X

X

X

L

L

X

X

L

↑

X

a...h

L

↑

H

X

L

↑

L

X

H

↑

X

X

INTERNAL

OUTPUTS

QA

QB

L

L

QA0

QB0

a

b

H

L

QA0

QAn

QAn

QB0

OUTPUT

QH

L

QH0

h

QGn

QGn

QH0

http://onsemi.com

2

Share Link: