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STM32F058C8 датащи(PDF) 86 Page - STMicroelectronics |
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STM32F058C8 датащи(HTML) 86 Page - STMicroelectronics |
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86 / 104 page ![]() Package information STM32F058C8 STM32F058R8 STM32F058T8 86/104 DocID023402 Rev 3 Figure 32. Recommended footprint for UFBGA64 package Device marking The following figure gives an example of topside marking orientation versus ball A1 identifier location. b 0.170 0.280 0.330 0.0067 0.0110 0.0130 D 4.850 5.000 5.150 0.1909 0.1969 0.2028 D1 3.450 3.500 3.550 0.1358 0.1378 0.1398 E 4.850 5.000 5.150 0.1909 0.1969 0.2028 E1 3.450 3.500 3.550 0.1358 0.1378 0.1398 e - 0.500 - - 0.0197 - 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 64. UFBGA64 recommended PCB design rules 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 63. UFBGA64 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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