Datasheet

DocID028094 Rev 5 133/142
STM32F410x8/B Package information
139
Figure 54. UFBGA64 – 64-ball, 5 x 5 mm, 0.5 mm pitch ultra profile fine pitch ball grid
array
package recommended footprint
F 0.700 0.750 0.800 0.0276 0.0295 0.0315
ddd - - 0.080 - - 0.0031
eee - - 0.150 - - 0.0059
fff - - 0.050 - - 0.0020
1. Values in inches are converted from mm and rounded to 4 decimal digits.
Table 85. UFBGA64 recommended PCB design rules (0.5 mm pitch BGA)
Dimension Recommended values
Pitch 0.5
Dpad 0.280 mm
Dsm
0.370 mm typ. (depends on the soldermask
registration tolerance)
Stencil opening 0.280 mm
Stencil thickness Between 0.100 mm and 0.125 mm
Pad trace width 0.100 mm
Table 84. UFBGA64 – 64-ball, 5 x 5 mm, 0.5 mm pitch ultra profile fine pitch ball grid
array
package mechanical data (continued)
Symbol
millimeters inches
(1)
Min Typ Max Min Typ Max
A 0.460 0.530 0.600 0.0181 0.0209 0.0236
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