LGA Package 69-Lead (15mm × 9mm × 2.82mm) (Reference LTC DWG # 05-08-1813 Rev B) aaa Z 15 BSC X 7 12.70 BSC 2.72 – 2.92 Y SEE NOTES DETAIL A 7 MOLD CAP 6 SUBSTRATE 7.62 BSC 5 0.27 – 0.37 9 BSC 2.45 – 2.55 4 Z // bbb Z DETAIL B 3 1.27 BSC 2 PAD 1 CORNER 1 aaa Z 4 PADS SEE NOTES PACKAGE TOP VIEW 3 0.635 ±0.025 SQ. 69x P N M K L H J F G D C B A E C(0.30) PAD 1 PACKAGE BOTTOM VIEW DETAIL B 6.350 5.080 3.810 2.540 1.270 0.000 1.270 2.540 3.810 5.080 eee S X Y 6.350 Q DETAIL A 3.810 NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994 2.540 2. ALL DIMENSIONS ARE IN MILLIMETERS 1.270 0.000 3 LAND DESIGNATION PER JESD MO-222, SPP-010 4 DETAILS OF PAD #1 IDENTIFIER ARE OPTIONAL, BUT MUST BE LOCATED WITHIN THE ZONE INDICATED. THE PAD #1 IDENTIFIER MAY BE EITHER A MOLD OR MARKED FEATURE 1.270 2.540 5. PRIMARY DATUM -Z- IS SEATING PLANE 3.810 2.2225 0.9525 0.9525 2.2225 6. THE TOTAL NUMBER OF PADS: 69 SUGGESTED PCB LAYOUT TOP VIEW 7 ! PACKAGE ROW AND COLUMN LABELING MAY VARY AMONG µModule PRODUCTS. REVIEW EACH PACKAGE LAYOUT CAREFULLY SYMBOL TOLERANCE aaa 0.15 bbb 0.10 eee 0.05 COMPONENT PIN “A1” TRAY PIN 1 BEVEL LTMXXXXXX µModule PACKAGE IN TRAY LOADING ORIENTATION LGA 69 1212 REV B