Datasheet LTM8078 (Analog Devices) - 24

LTM8078
PACKAGE DESCRIPTION BGA Package 49-Lead (6.25mm
×
6.25mm
×
2.22mm)
(Reference LTC DWG# 05-08-1518 Rev B) Z A1 A DETAIL A SEE NOTES 6 ccc Z A2 SEE NOTES 7 6 5 4 3 2 1 2× aaa Z 3 PIN 1 A PIN “A1” CORNER b B b1 4 MOLD C CAP D SUBSTRATE F D H1 H2 E e F DETAIL B // bbb Z G Øb (49 PLACES) X b e ddd M Z X Y E Y eee M Z G DETAIL B PACKAGE TOP VIEW aaa Z PACKAGE SIDE VIEW PACKAGE BOTTOM VIEW 2× NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994 2. ALL DIMENSIONS ARE IN MILLIMETERS DETAIL A BALL DESIGNA 3 TION PER JEP95 4 DETAILS OF PIN #1 IDENTIFIER ARE OPTIONAL,
DIMENSIONS
BUT MUST BE LOCATED WITHIN THE ZONE INDICATED. 2.4 1.6 0.8 0.000 0.8 1.6 2.4
SYMBOL NOM MAX NOTES
THE PIN #1 IDENTIFIER MAY BE EITHER A MOLD OR
MIN
MARKED FEATURE A 2.02 2.22 2.42 0.40 ±0.025 Ø 49x 2.4 A1 0.30 0.40 0.50 BALL HT 5. PRIMARY DATUM -Z- IS SEATING PLANE 1.6 A2 1.72 1.82 1.92 6 PACKAGE ROW AND COLUMN LABELING MAY VARY b 0.45 0.50 0.55 BALL DIMENSION
!
AMONG µModule PRODUCTS. REVIEW EACH PACKAGE 0.8 b1 0.37 0.40 0.43 PAD DIMENSION LAYOUT CAREFULLY 0.000 D 6.25 E 6.25 0.8 e 0.80 1.6 F 4.80 G 4.80 2.4 H1 0.32 REF SUBSTRATE THK H2 1.50 REF MOLD CAP HT LTMXXXXXX SUGGESTED PCB LAYOUT µModule TOP VIEW aaa 0.15 COMPONENT bbb 0.10 PIN “A1” ccc 0.20 ddd 0.15 TRAY PIN 1 eee 0.08 BEVEL PACKAGE IN TRAY LOADING ORIENTATION TOTAL NUMBER OF BALLS: 49 BGA 49 0418 REV B Rev. A 24 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Package Description Revision History Package Photograph Related Parts