HC257 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

HC257

QUAD 2 CHANNEL MULTIPLEXER (3-STATE)

STMicroelectronics 

DIM.

A

C

D

N

T

Ao

Bo

Ko

Po

P

74VHC257

Tape & Reel SO-16 MECHANICAL DATA

MIN.

12.8

20.2

60

6.45

10.3

2.1

3.9

7.9

mm.

TYP

MAX.

330

13.2

22.4

6.65

10.5

2.3

4.1

8.1

MIN.

0.504

0.795

2.362

0.254

0.406

0.082

0.153

0.311

inch

TYP.

MAX.

12.992

0.519

0.882

0.262

0.414

0.090

0.161

0.319

11/14

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