GE865-QUAD Overview
64-pins connect it.There is a Surface Mount-shaped mount used.There should be a difference between the Operating Temperature and 85 °C.A warmer temperature should result from operating it than when it is not.In order for 3.8 V to operate properly, it requires a certain amount of supply current.
GE865-QUAD Features
64 pins

GE865-QUAD Applications
There are a lot of Telit
GE865-QUAD Modems ICs & Modules applications.

Wireless modems
Remote controls
Wireless network systems
Satellite communications networks
Ethernet circuitry
Wired telephone
Cordless telephone
Desktop PC
Notebook
Pocket PC

Mount	Surface Mount
Number of Pins	64
EU RoHS	Compliant
ECCN (US)	EAR99
Automotive	Unknown
RoHS	Compliant
Part Status	Obsolete
Max Operating Temperature	85 °C
Min Operating Temperature	-40 °C
Operating Supply Voltage	3.8 V
Max Supply Voltage	4.5 V