SN74LS640 Просмотр технического описания (PDF) - ON Semiconductor

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производитель

SN74LS640

Octal Bus Transceivers

ON Semiconductor 

SN74LS640 SN74LS641 SN74LS642 SN74LS645

PACKAGE DIMENSIONS

–A–

20

1

–T–

SEATING

PLANE

E

G

F

N SUFFIX

PLASTIC PACKAGE

CASE 738–03

ISSUE E

11

B

10

C

K

N

D 20 PL

0.25 (0.010) M T A M

L

M

J 20 PL

0.25 (0.010) M

TBM

NOTES:

1. DIMENSIONING AND TOLERANCING PER ANSI

Y14.5M, 1982.

2. CONTROLLING DIMENSION: INCH.

3. DIMENSION L TO CENTER OF LEAD WHEN

FORMED PARALLEL.

4. DIMENSION B DOES NOT INCLUDE MOLD

FLASH.

INCHES

MILLIMETERS

DIM MIN MAX MIN MAX

A 1.010 1.070 25.66 27.17

B 0.240 0.260 6.10 6.60

C 0.150 0.180 3.81 4.57

D 0.015 0.022 0.39 0.55

E 0.050 BSC

1.27 BSC

F 0.050 0.070 1.27 1.77

G 0.100 BSC

2.54 BSC

J 0.008 0.015 0.21 0.38

K 0.110 0.140 2.80 3.55

L

0.300 BSC

7.62 BSC

M

0_ 15_ 0_ 15_

N 0.020 0.040 0.51 1.01

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