參數(shù)資料
型號： MC68HC681FN
廠商： MOTOROLA INC
元件分類： 微控制器/微處理器
英文描述： 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PQCC44
封裝： PLASTIC, LCC-44
文件頁數(shù)： 66/88頁
文件大?。?/td> 461K
代理商： MC68HC681FN
Mechanical Data and Ordering Information
6-4
MC68HC681 USER’S MANUAL
MOTOROLA
6
6.6 PACKAGE DIMENSIONS — 40 PIN DUAL-IN-LINE PACKAGE
NOTES:
1.
DIMENSION A IS DATUM.
2.
POSITIONAL TOLERANCE FOR LEADS:
3.
T IS SEATING PLANE.
4.
DIMENSION "L" TO CENTER OF LEADS WHEN FORMED PARALLEL.
5.
DIMENSIONING AND TOLERANCING PER ANSI Y14.5, 1973.
NOTES:
1. POSITIONAL TOLERANCE OF LEADS (D), SHALL
BE WITHIN 0.25 (0.010) AT MAXIMUM MATERIAL
CONDITION, IN RELATION TO SEATING PLANE
AND EACH OTHER.
2. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.
3. DIMENSION B DOES NOT INCLUDE MOLD FLASH.
1
20
40
21
B
A
C
SEATING
PLANE
D
F
G
H
K
N
M
J
L
DIM
MIN
MAX
MIN
MAX
INCHES
MILLIMETERS
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
0.115
0.135
L
15.24 BSC
0.600 BSC
M
0
15
0
15
N
0.51
1.02
0.020
0.040
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