STM32F091XB Datasheet, PDF (109/127 Pages) STMicroelectronics – ARM-based 32-bit MCU, up to 256 KB Flash, CAN, 12 timers, ADC, DAC & comm. interfaces, 2.0 - 3.6V

STM32F091xB STM32F091xC
Package information
7.4
WLCSP64 package information
WLCSP64 is a 64-ball, 3.347 x 3.585 mm, 0.4 mm pitch wafer-level chip-scale package.
Figure 42. WLCSP64 package outline
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1. Drawing is not to scale.
Symbol
A
A1
A2
A3
Table 75. WLCSP64 package mechanical data
millimeters
inches⁽¹⁾
Min
0.525
-
-
-
Typ
0.555
0.175
0.380
0.025
Max
0.585
-
-
-
Min
0.0207
-
-
-
Typ
0.0219
0.0069
0.0150
0.0010
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Max
0.0230
-
-
-
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