Datasheet
Package information STM32F745xx STM32F746xx
220/227 DocID027590 Rev 4
Figure 101. TFBGA216, 13 x 13 x 0.8 mm thin fine-pitch ball grid array
package recommended footprint
G - 0.900 - - 0.0354 -
ddd - - 0.100 - - 0.0039
eee - - 0.150 - - 0.0059
fff - - 0.080 - - 0.0031
1. Values in inches are converted from mm and rounded to 4 decimal digits.
Table 123. TFBGA216 recommended PCB design rules (0.8 mm pitch BGA)
Dimension Recommended values
Pitch 0.8
Dpad 0.400 mm
Dsm
0.470 mm typ. (depends on the soldermask reg-
istration tolerance)
Stencil opening 0.400 mm
Stencil thickness Between 0.100 mm and 0.125 mm
Pad trace width 0.120 mm
Table 122. TFBGA216, 13 × 13 × 0.8 mm thin fine-pitch ball grid array
package mechanical data (continued)
Symbol
millimeters inches
(1)
Min Typ Max Min Typ Max
$/B)3B9
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