Specifications

Telit GE864 and GC864
Product Description
80273ST10008A Rev. 3 - 10/02/06
Reproduction forbidden without DAI Telecom written authorization – All Right reserved – Right of modification reserved page 14 of 72
Battery pins VBATT, GND
Battery charger input voltage min 5.0 V
Battery charger input voltage typ 5.5 V
Battery charger input voltage max 7.0 V
Battery charger input current max 400mA
Battery type Li-Ion rechargeable
NOTE: If embodied battery charger is used, then a LOW ESR capacitor of at least 100μF must be
mounted in parallel to VBATT pin.
NOTE: when power is supplied to the CHARGE pin, a battery must always be connected to the
VBATT pin of the GE864 / GC864.
2.12 User Interface
The user interface is managed by AT commands specified on the ITU-T V.250, GSM 07.07 and
07.05 specifications.
2.12.1 Speech Coding
The GE864 and GC864 vocoders support the following rates:
 Half Rate
 Full rate
 Enhanced Full Rate
 Adaptive Multi Rate
2.12.2 SIM Reader
The GE864 and GC864 support phase 2 GSM11.14 - SIM 3V volts ONLY with an external SIM
connector. For 5V SIM operation an external level translator can be added.
2.12.3 SMS
The GE864 and GC864 support the following SMS types:
 Mobile Terminated (MT) class 0 – 3 with signaling of new incoming SMS, SIM full, SMS
read
 Mobile Originated class 0 – 3 with writing, memorize in SIM and sending
 Cell Broadcast compatible with CB DRX with signaling of new incoming SMS.