Datasheet

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Contents
TAS3108,TAS3108IA
AUDIODIGITALSIGNALPROCESSORS
SLES152B–OCTOBER2005–REVISEDNOVEMBER2007
1Introduction...............................................1 7I
2
CRegisterMap........................................37
1.1Features..............................................1 7.1ClockControlRegister(0x00)......................38
1.2Applications...........................................1 7.2StatusRegister(0x02)..............................41
7.3I
2
CMemoryLoadControlandDataRegisters(0x04
2FunctionalDescription.................................3
and0x05)............................................42
2.1DeviceDescription....................................3
7.4MemoryAccessRegisters(0x06and0x07)........43
2.2PowerSupply.........................................4
8ElectricalSpecifications..............................44
2.3ClockControl.........................................4
8.1AbsoluteMaximumRatingsOverOperating
2.4SerialAudioPorts(SAPs)............................4
TemperatureRange(unlessotherwisenoted)......44
2.5M8051WarpMicroprocessor..........................4
8.2PackageDissipationRatings
2.6I
2
CControlInterface..................................4
(TAS3108/TAS3108IA)..............................44
2.7AudioDSPCore......................................5
8.3RecommendedOperatingConditions
(TAS3108/TAS3108IA)..............................44
3PhysicalCharacteristics...............................6
8.4ElectricalCharacteristics(TAS3108/TAS3108IA)...45
3.1TerminalAssignments................................6
8.5TimingCharacteristics...............................46
3.2TerminalDescriptions................................7
8.5.1MasterClockSignals(TAS3108/TAS3108IA).....46
3.3Reset(RESET).......................................7
8.5.2SerialAudioPortSlaveModeSignals
3.4Power-OnReset(RESET)............................8
(TAS3108/TAS3108IA)..............................47
3.5PowerDown(PDN)...................................8
8.5.3SerialAudioPortMasterModeSignals
3.6I
2
CBusControl(CS0)................................8
(TAS3108/TAS3108IA)..............................48
3.7ProgrammableGeneralPurposeI/O(GPIO).........8
8.5.4Pin-RelatedCharacteristicsoftheSDAandSCL
3.8InputandOutputSerialAudioPorts..................9
I/OStagesforF/S-ModeI
2
C-BusDevices..........49
4AlgorithmandSoftwareDevelopmentToolsfor
8.5.6ResetTiming(TAS3108/TAS3108IA)..............51
TAS3108/TAS3108IA...................................18
9ApplicationInformation...............................53
5ClockControls..........................................19
9.1Schematics..........................................53
6MicroprocessorController..........................27
9.2RecommendedOscillatorCircuit....................55
6.1GeneralI
2
COperations.............................28
9.3RecommendedPCBDesignforTAS3108IA
6.2DetailedI
2
COperation..............................29Applications.........................................55
6.3I
2
CMaster-ModeDeviceInitialization..............31
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