Datasheet

Package information STM32F373xx
116/137 DocID022691 Rev 7
Figure 33. UFBGA100 - 100-pin, 7 x 7 mm, 0.50 mm pitch,
ultra fine pitch ball grid array package recommended footprint
D 6.950 7.000 7.050 0.2736 0.2756 0.2776
D1 5.450 5.500 5.550 0.2146 0.2165 0.2185
E 6.950 7.000 7.050 0.2736 0.2756 0.2776
E1 5.450 5.500 5.550 0.2146 0.2165 0.2185
e - 0.500 - - 0.0197 -
F 0.700 0.750 0.800 0.0276 0.0295 0.0315
ddd - - 0.100 - - 0.0039
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 77. UFBGA100 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
Table 76. UFBGA100 - 100-pin, 7 x 7 mm, 0.50 mm pitch, ultra fine pitch ball grid array
package mechanical data (continued)
Symbol
millimeters inches
(1)
Min. Typ. Max. Min. Typ. Max.
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