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AM29BDS643G Datasheet(PDF) 48 Page - Advanced Micro Devices |
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AM29BDS643G Datasheet(HTML) 48 Page - Advanced Micro Devices |
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48 / 49 page ![]() 46 Am29BDS643G 25692A2 May 8, 2006 D A TA SH EE T PHYSICAL DIMENSIONS* VDA044—44-Ball Very Thin Fine-Pitch Ball Grid Array (FBGA) 9.2 x 8.0 mm Package * For reference only. BSC is an ANSI standard for Basic Space Centering. A M M C C φ0.05 φ0.15 B 1.00 SD 1.00 A1 CORNER 7 7 6 φb E1 D1 SE e BOTTOM VIEW NF2 10 9 A C D B 87 6 5 4 3 2 1 NF3 NF4 NF1 TOP VIEW 0.50 REF 0.50 REF -0.50 1.00 +0.20 D A E A1 ID B SIDE VIEW A SEATING PLANE C 0.10 A2 A1 C C 0.08 NF1-4 N/A 9.20 mm x 8.00 mm PACKAGE VDA 044 NOM. - - - 1.00 - 0.78 MAX. 9.20 BSC. 8.00 BSC. 10 - MIN. 0.64 0.20 4.50 BSC. 1.50 BSC. 4 44 0.30 0.35 0.25 BSC. A 0.25 0.50 BSC. ME D E JEDEC PACKAGE SYMBOL A A2 A1 MD D1 E1 φb N NOTE PACKAGE OUTLINE TYPE DEPOPULATED SOLDER BALLS ROW MATRIX SIZE E DIRECTION BALL FOOTPRINT BALL PITCH BODY SIZE BALL HEIGHT BODY SIZE BODY THICKNESS OVERALL THICKNESS BALL DIAMETER ROW MATRIX SIZE D DIRECTION TOTAL BALL COUNT BALL FOOTPRINT SOLDER BALL PLACEMENT e SD/SE NOTES UNLESS OTHERWISE SPECIFIED: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994. 2. ALL DIMENSIONS ARE IN MILLIMETERS. 3. BALL POSITION DESIGNATION PER JESD 95-1, SPP-010 (EXCEPT AS NOTED). 4. e REPRESENTS THE SOLDER BALL GRID PITCH. 5. SYMBOL "MD" IS THE BALL ROW MATRIX SIZE IN THE "D" DIRECTION. SYMBOL "ME" IS THE BALL COLUMN MATRIX SIZE IN THE "E" DIRECTION. N IS THE TOTAL NUMBER OF SOLDER BALLS. 6 DIMENSION "b" IS MEASURED AT THE MAXIMUM BALL DIAMETER IN A PLANE PARALLEL TO DATUM Z . 7 SD AND SE ARE MEASURED WITH RESPECT TO DATUMS A AND B AND DEFINE THE POSITION OF THE CENTER SOLDER BALL IN THE OUTER ROW. WHEN THERE IS AN ODD NUMBER OF SOLDER BALLS IN THE OUTER ROW PARALLEL TO THE D OR E DIMENSION, RESPECTIVELY, SD OR SE = 0.000. WHEN THERE IS AN EVEN NUMBER OF SOLDER BALLS IN THE OUTER ROW, SD OR SE = e/2 8. "+" INDICATES THE THEORETICAL CENTER OF DEPOPULATED BALLS. |
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