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參數資料
型號: W77E468
廠商: WINBOND ELECTRONICS CORP
元件分類: 8位微控制器
英文描述: 8 BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數: 83/84頁
文件大小: 531K
代理商: W77E468
Preliminary W77E468
Publication Release Date: January 1999
- 83 - Revision A1
CRYSTAL
C1
C2
R
16 MHz
-
-
-
24 MHz
-
-
-
33 MHz
-
-
2.7K
40 MHz
-
-
2.7K
The above table shows the reference values for crystal applications.
Note: C1, C2, R components refer to Figure A.
PACKAGE DIMENSIONS
100-pin QFP
51
50
31
30
1
80
81
100
1
A
H
D
D
e
b
E H
E
y
A
A
Seating Plane
L
L
1
See Detail F
Detail F
c
1. Dimension D & E do not include interlead
flash.
2. Dimension b does not include dambar
protrusion/intrusion.
3. Controlling dimension: Millimeters
4. General appearance spec. should be based
on final visual inspection spec.
0.102
0
12
0
0.004
2.413
1.397
19.10
1.194
18.80
0.991
18.49
0.095
0.055
0.988
0.752
0.047
0.976
0.740
0.039
0.964
0.728
0.65
20.13
14.13
0.254
0.407
2.972
3.30
20.00
14.00
2.845
19.87
13.87
0.101
0.254
2.718
0.10
0.792
0.556
0.010
0.016
0.117
0.130
0.787
0.551
0.112
0.026
0.782
0.546
0.004
0.010
0.107
0.004
Notes:
Symbol
Min.
Nom.
Max.
Max.
Nom.
Min.
Dimension in inches
Dimension in mm
A
A
A
b
c
D
E
e
H
D
H
E
L
L
1
y
θ
1
2
0.012
0.006
0.152
0.305
24.49
24.80
25.10
12
0.020
0.087
0.032
0.103
0.498
0.802
2.21
2.616
2
θ
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