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STM32F427AI 数据表(PDF) 205 Page - STMicroelectronics |
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STM32F427AI 数据表(HTML) 205 Page - STMicroelectronics |
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205 / 240 page ![]() DS9405 Rev 12 205/240 STM32F427xx STM32F429xx Package information 231 7.4 LQFP144 package information (1A) This LQFP is a 144-pin, 20 x 20 mm low-profile quad flat package. Note: See list of notes in the notes section. Figure 83. LQFP144 - Outline(15) SECTION A-A GAUGE PLANE B B H L (L1) S R1 R2 SECTION B-B b b1 c c1 WITH PLATING BASE METAL 1 3 2 (6) D 1/4 E 1/4 BOTTOM VIEW ddd C A-B D 0.05 (12) A1 A2 A aaa C A-B D (N-4)x e 1A_LQFP144_ME_V2 4x H A-B D bbb b C ccc C D 1/4 E 1/4 D D1 (3) N 1 (10) 2 3 (6) (3) A (3) B (2) (5) E1 E (2) (5) (4) (4) A A (Section A-A) D TOP VIEW (2) (11) 4x N/4 TIPS (9) (11) (11) (11) (11) (1) |
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