It is a kind of RF Transmitter that comes in a package of SOIC.Operating at 125°C°C allows for RF Transmitter operation.Maintaining reliability requires a minimum working temperature of -40°C degrees Celsius.
T48C862M-R4-TNS Features
SOIC package Minimum of -40°C°C
T48C862M-R4-TNS Applications
There are a lot of Atmel (Microchip Technology) T48C862M-R4-TNS RF Transmitter applications.