Saturday, 4 December 2010

BB5 IC GENERAL INFORMATION

RAP3G




















RAP3G is a 3G Radio Application Processor





Successor for TIKU (used in NOKIA 7600)
with some technical
improvements and additional features

In general RAP3G consists of three separate parts:





Processor subsystem (PSS) that includes
ARM926 MCU as a main processor
, Lead3 PH3 DSP and related functions
MCU peripherals








DSP peripherals








RAP3G is running with NOS and takes
care of all cellular modem activities



RAP3G core voltage (1.40V) is
generated from TAHVO VCORE and I/O voltage
        lowered to 1.05V

(1.8V) is from RETU VIO
. Core voltage in sleep mode is lowered to 1.05V




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