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 96 of 125 17.12.2004
Table 29: Power supply ratings (GPS part)
Parameter Description Conditions Min Typ Max Unit
GPS_VCC Supply voltage 3.14 3.3 3.46 V
I
GPS_VCC
Average supply
current
Continuous mode (without antenna
feeding on GPS_VCC_RF)
80 100 mA
Please note that the stated current values are depending on the used mode of the module