K25C81 查看數據表（PDF） - Semtech Corporation

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K25C81

Versatile PC/XC/AT/PS/2 Compatible Keyboard Encoder

Semtech Corporation 

MECHANICALS FOR THE K25C81-P

40

1

A

H

G

F

21

B

L

20

C

N

J

M

D

K

Seating

Plane

Notes:

1. Positional tolerance of leads (D) shall be

within 0.25 mm (0.010) at maximum material

condition, in relation to the seating plane and

each other.

2. Diminsion L is to the center of the leads when

the leads are formed parallel.

3. Dimension B does not include mold flash.

MILLIMETERS INCHES

DIM MIN MAX MIN MAX

A 51.69 52.45 2.035 2.065

B 13.72 14.22 0.540 0.560

C 3.94 5.08 0.155 0.200

D 0.36 0.56 0.014 0.022

F 1.02 1.52 0.040 0.060

G 2.54 BSC 0.100 BSC

H 1.65 2.16 0.065 0.085

J 0.20 0.38 0.008 0.015

K 2.92 3.43 0.015 0.135

L 15.24 BSC 0.600 BSC

M 0 0 15 0 0 0 15 0

N 0.51 1.02 0.020 0.040

Copyright Semtech, 1997-2001

8

DOC5-C81-DS-105

www.semtech.com

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