AD1934
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Table 12. Pin Function Changes in TDM and AUX Modes
Pin Name Stereo Modes TDM Modes AUX Modes
AUXDATA1 Not Used (Float) Not Used (Float) 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 Not Used (Ground)
DSDATA3 DAC3 Data In DAC TDM Data In 2 (Dual-Line Mode) Not Used (Ground)
DSDATA4 DAC4 Data In DAC TDM Data Out 2 (Dual-Line Mode) AUX Data Out 2 (to External DAC 2)
AUXTDMLRCLK Not Used (Ground) Not Used (Ground) TDM Frame Sync In/Out
AUXTDMBCLK Not Used (Ground) Not Used (Ground) 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
LEFT RIGHT
MSB MSB
MSB MSB
AUXTDMLRCLK
AUXTDMBCLK
DSDATA1
(TDM_IN)
DLRCLK
(AUX PORT)
DBCLK
(AUX PORT)
AUXDATA1
(AUX1_OUT)
DSDATA4
(AUX2_OUT)
MSB
EMPTY EMPTY EMPTY EMPTY DAC L1 DAC R1 DAC L2 DAC R2 DAC L3 DAC R3 DAC L4 DAC R4 AUX L1 AUX R1 AUX L2 AUX R2
8-ON-CHIP DAC CHANNELS
AUXILIARY DAC CHANNELS
WILL APPEAR AT
AUX DAC PORTSUNUSED SLOTS
32 BITS
6106-051
Figure 11. 16-Channel DAC TDM-AUX Mode