74HC257 查看數據表（PDF） - NXP Semiconductors.

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产品描述 (功能)

比赛名单

74HC257

Quad 2-input multiplexer; 3-state

NXP Semiconductors. 

NXP Semiconductors

74HC257; 74HCT257

Quad 2-input multiplexer; 3-state

SO16: plastic small outline package; 16 leads; body width 3.9 mm

SOT109-1

D

y

Z

16

pin 1 index

1

e

E

A

X

c

HE

vM A

9

A2

A1

8

bp

wM

Q

(A 3)

A

θ

Lp

L

detail X

0

2.5

5 mm

scale

DIMENSIONS (inch dimensions are derived from the original mm dimensions)

A

UNIT max. A1

A2

A3

bp

c

D (1) E (1)

e

HE

L

Lp

Q

v

w

y

Z (1)

θ

mm

1.75

0.25

0.10

1.45

1.25

0.25

0.49

0.36

0.25

0.19

10.0

9.8

4.0

3.8

1.27

6.2

5.8

1.05

1.0

0.4

0.7

0.6

0.25 0.25

0.1

0.7

0.3

8o

inches

0.069

0.010

0.004

0.057

0.049

0.01

0.019 0.0100 0.39

0.014 0.0075 0.38

0.16

0.15

0.05

0.244

0.228

0.041

0.039

0.016

0.028

0.020

0.01

0.01

0.004

0.028

0.012

0o

Note

1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.

OUTLINE

VERSION

SOT109-1

IEC

076E07

REFERENCES

JEDEC

JEITA

MS-012

EUROPEAN

PROJECTION

ISSUE DATE

99-12-27

03-02-19

Fig 10. Package outline SOT109-1 (SO16)

74HC_HCT257_5

Product data sheet

Rev. 05 — 13 January 2010

© NXP B.V. 2010. All rights reserved.

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