參數(shù)資料
型號: UPD4992GS-T2
廠商: NEC Corp.
英文描述: 8-Bit Parallel I/O Calendar Clock
中文描述: 8位并行I / O時鐘日歷
文件頁數(shù): 13/16頁
文件大?。?/td> 101K
代理商: UPD4992GS-T2
μ
PD4992
13
OUTLINE DRAWING
20PIN PLASTIC DIP (300 mil)
ITEM MILLIMETERS
A
25.40 MAX.
B
1.27 MAX.
C
2.54 (T.P.)
INCHES
1.000 MAX.
0.050 MAX.
0.100 (T.P.)
0.020
NOTES
1) Each lead centerline is located within 0.25 mm (0.01 inch) of
its true position (T.P.) at maximum material condition.
P20C-100-300A,C-1
N
P
0.25
0.9 MIN.
0.01
0.035 MIN.
R
0~15
°
0~15
°
F
G
H
I
1.1 MIN.
3.5±0.3
0.51 MIN.
4.31 MAX.
0.043 MIN.
0.138±0.012
0.020 MIN.
0.170 MAX.
J
K
L
5.08 MAX.
7.62 (T.P.)
6.4
–0.05
0.200 MAX.
0.300 (T.P.)
0.252
0.010
–0.003
D
0.50
+0.004
M
0.25
+0.004
+0.10
2) ltem "K" to center of leads when formed parallel.
M
R
M
I
H
G
F
D
N
C
B
K
1
10
20
11
P
L
A
J
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