User's Manual
Table Of Contents
- Contents
- Figures
- Tables
- Document history
- Introduction
- Product concept
- GSM application interface
- GSM/GPRS operating modes
- Power supply
- Power up / down scenarios
- Automatic GPRS Multislot Class change
- Charging control of the GSM part
- Power saving
- Summary of state transitions (except SLEEP mode)
- RTC backup for GSM part of XT55/56
- Serial interfaces of the XT55/56 GSM part
- Audio interfaces
- SIM interface
- Control signals
- GPS application interface
- GSM and GPS antenna interfaces
- Electrical, reliability and radio characteristics
- Mechanics
- Reference approval
- Example applications
- List of parts and accessories
XT55/56 Hardware Interface Description
Confidential / Released
s
XT55/56_hd_v02.06a Page 110 of 125 17.12.2004
7 Mechanics
The following chapters describe the mechanical dimensions of XT55/56 and give
recommendations for integrating XT55/56 into the host application.
7.1 Mechanical dimensions of XT55/56
Figure 49 shows the top view of XT55/56. For further details see Figure 51.
Size: 35.0 ± 0.15mm x 53.0 ± 0.15mm x 5.1 ± 0.2mm
Weight: 11g
Figure 49: XT55/56 – top view
Figure 50 shows the bottom view of XT55/56 and marks the test points and pads for GSM
antenna connection.
Figure 50: XT55/56 bottom view
Antenna ground
Antenna pad
TP GSM_BATT+
TP Ground
GSM antenna
connector
GPS antenna
connector