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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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STM32L433CB датащи(PDF) 198 Page - STMicroelectronics |
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STM32L433CB датащи(HTML) 198 Page - STMicroelectronics |
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198 / 225 page  Package information STM32L433xx 198/225 DS11449 Rev 5 Figure 47. UFBGA100 - 100-ball, 7 x 7 mm, 0.50 mm pitch, ultra fine pitch ball grid array package recommended footprint Device marking The following figure gives an example of topside marking orientation versus ball A1 identifier location. Other optional marking or inset/upset marks, which identify the parts throughout supply chain operations, are not indicated below. 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 105. 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 solder mask registration tolerance) Stencil opening 0.280 mm Stencil thickness Between 0.100 mm and 0.125 mm Table 104. UFBGA100 - 100-ball, 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. A0C2_FP_V1 Dpad Dsm |
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