intersil的产品的V356.27X27B — 356的PBGA封装信息 Plastic Packages for Integrated Circuits Package Outline Drawing V356.27x27B 356 BALL PLASTIC BALL GRID ARRAY PACKAGE (PBGA) Rev 2, 10/10 0.20 (4X) 27.00 A 24.00 +0.35 -0.05 B A1 BALL 4X 10.00 20 18 16 14 12 10 8 6 4 2 PAD CORNER 19 17 15 13 11 9 7 5 3 1 A ……