Telit Communications S.p.A. GE864Q2B ユーザーズマニュアル
GE864
GE864
GE864
GE864----QUAD V2 / GE864
QUAD V2 / GE864
QUAD V2 / GE864
QUAD V2 / GE864----DUAL V2 Hardware User Guide
DUAL V2 Hardware User Guide
DUAL V2 Hardware User Guide
DUAL V2 Hardware User Guide
1vv0300875 Rev.1 – 2010-03-29
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved.
Page 64 of 73
12.3.
12.3.
12.3.
12.3.
PCB pad design
PCB pad design
PCB pad design
PCB pad design
Non solder mask defined” (NSMD) type is recommended for the solder pads on the
PCB.
Recommendations for PCB pad dimensions
Ball pitch [mm]
2,4
Solder resist opening diameter A [mm]
1,150
Metal pad diameter B [mm]
1 ± 0.05