Package information
STM8S003K3 STM8S003F3
10.3
20-lead UFQFPN package mechanical data
Figure 46: 20-lead ultra thin fine pitch quad flat no-lead package outline (3x3)
L1
D
e
ddd
L4
10
11
A3
L2
5
1
e
b
E
15
16
20
L3
A1
A
103_A0A5_ME
1. Drawing is not to scale.
Table 53: 20-lead ultra thin fine pitch quad flat no-lead package (3x3) mechanical data
Dim.
mm
Min
inches(1)
Typ
Max
Min
Typ
Max
D
3.000
0.1181
E
3.000
0.550
0.020
0.152
0.500
0.550
0.350
0.150
0.200
0.250
0.1181
0.0217
0.0008
0.0060
0.0197
0.0217
0.0138
0.0059
0.0079
0.0098
A
0.500
0.000
0.600
0.050
0.0197
0.0000
0.0236
0.0020
A1
A3
e
L1
L2
L3
L4
b
0.500
0.300
0.600
0.400
0.0197
0.0118
0.0236
0.0157
0.180
0.050
0.300
0.0071
0.0020
0.0118
ddd
(1) Values in inches are converted from mm and rounded to 4 decimal digits.
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