Voice Band Codec - Toshiba TS605 Technical & Service Manual

MOBILE COMMUNICATIONS DIVISION
CUSTOMER SERVICES

6.4.1 VOICE BAND CODEC

Chipset
Package
Baseband Transmit Section
GMSK Modulator
channel & Q-channel Transmit DACs and Filters
Power Ramping DAC
Baseband Receive Section
channel and Q-channel Receive ADCs and Filters
Auxiliary Section
Voltage Reference
Automatic Frequency Control DAC
Auxiliary ADC
Light Controllers
Audio Section
8 kHz & 16 kHz Voiceband Codec
48 kHz Monophonic DAC
Power Amplifiers
Power Management Section
Voltage Regulators
Battery Charger
Battery Protection
Digital Processor Interface
Control, Baseband, and Audio Serial Ports
Figure AD6537B Functional Block Diagram
Version 1.0 22/11/2006
Created by Konrad Szombara
ADI AD6537B
148-Ball LFBGA
Page 71 of 103