ADAU1328Data SheetTable 11. Pin Function Changes in TDM and AUX Modes MnemonicStereo ModesTDM ModesAUX Modes ASDATA1 ADC1 Data Out ADC TDM Data Out TDM Data Out ASDATA2 ADC2 Data Out ADC TDM Data In AUX Data Out 1 (to External DAC 1) DSDATA1 DAC1 Data In DAC TDM Data In TDM Data In DSDATA2 DAC2 Data In DAC TDM Data Out AUX Data In 1 (from External ADC 1) DSDATA3 DAC3 Data In DAC TDM Data In 2 (Dual-Line Mode) AUX Data In 2 (from External ADC 2) DSDATA4 DAC4 Data In DAC TDM Data Out 2 (Dual-Line Mode) AUX Data Out 2 (to External DAC 2) ALRCLK ADC LRCLK In/Out ADC TDM Frame Sync In/Out TDM Frame Sync In/Out ABCLK ADC BCLK In/Out ADC TDM BCLK In/Out TDM BCLK In/Out DLRCLK DAC LRCLK In/Out DAC TDM Frame Sync In/Out AUX LRCLK In/Out DBCLK DAC BCLK In/Out DAC TDM BCLK In/Out AUX BCLK In/Out ALRCLKABCLKAUXILIARY DAC CHANNELSWILL APPEAR ATUNUSED SLOTS8-ON-CHIP DAC CHANNELSAUX DAC PORTSDSDATA1(TDM_IN)EMPTYEMPTYEMPTYEMPTYDAC L1DAC R1DAC L2DAC R2DAC L3DAC R3DAC L4DAC R4AUX L1AUX R1AUX L2AUX R232 BITSMSBDLRCLKLEFTRIGHT(AUX PORT)DBCLK(AUX PORT)ASDATA2MSBMSB(AUX1_OUT) 051 DSDATA4MSBMSB(AUX2_OUT) 06102- Figure 14. 16-Channel DAC TDM-AUX Mode Rev. B | Page 16 of 32 Document Outline Features Applications General Description Functional Block Diagram Table of Contents Revision History Specifications Test Conditions Analog Performance Specifications Crystal Oscillator Specifications Digital Input/Output Specifications Power Supply Specifications Digital Filters Timing Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Analog-to-Digital Converters (ADCs) Digital-to-Analog Converters (DACs) Clock Signals Reset and Power-Down Serial Control Port Power Supply and Voltage Reference Serial Data Ports—Data Format Time-Division Multiplexed (TDM) Modes Daisy-Chain Mode Control Registers Definitions PLL and Clock Control Registers DAC Control Registers ADC Control Registers Additional Modes Application Circuits Outline Dimensions Ordering Guide