Datasheet
Package information STM32F446xC/E
192/202 DocID027107 Rev 6
7.6 WLCSP81 package information
Figure 82. WLCSP81 - 81-pin, 3.693 x 3.815 mm, 0.4 mm pitch wafer level chip scale
package outline
1. Drawing is not to scale.
Table 115. WLCSP81- 81-pin, 3.693 x 3.815 mm, 0.4 mm pitch wafer level chip scale
package mechanical data
Symbol
millimeters inches
(1)
Min Typ Max Min Typ Max
A - - 0.600 - - 0.0236
A1 - 0.170 - - 0.0067 -
A2 - 0.380 - - 0.0150 -
A3
(2)
- 0.025 - - 0.0010 -
b
(3)
0.220 0.250 0.280 0.0087 0.0098 0.0110
D 3.658 3.693 3.728 0.1440 0.1454 0.1468
E 3.780 3.815 3.850 0.1488 0.1502 0.1516
e - 0.400 - - 0.0157 -
e1 - 3.200 - - 0.1260 -
e2 - 3.200 - - 0.1260 -
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