EVAL-AD1939AZ Analog Devices Inc, EVAL-AD1939AZ Datasheet - Page 23

• Manufacturer Part Number: EVAL-AD1939AZ
• Description: Eval BD FOR MULTI CHANNEL 96KHz Codec
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD1939AZ

• Main Purpose: Audio, CODEC
• Utilized Ic / Part: AD1939
• Primary Attributes: 24-Bit, 192 kHz, 4 ADCs: 107dB Dynamic Range, 8 DACs: 112dB Dynamic Range
• Secondary Attributes: Time Division Multiplexed (TDM), SPI Interface
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Embedded: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 13. Pin Function Changes in TDM and AUX Modes (Replication of Table 12)
Pin Mnemonic
ASDATA1
ASDATA2
DSDATA1
DSDATA2
DSDATA3
DSDATA4
ALRCLK
ABCLK
DLRCLK
DBCLK
Stereo Modes
ADC1 Data Out
ADC2 Data Out
DAC1 Data In
DAC2 Data In
DAC3 Data In
DAC4 Data In
ADC LRCLK In/ADC LRCLK Out
ADC BCLK In/ADC BCLK Out
DAC LRCLK In/DAC LRCLK Out
DAC BCLK In/DAC BCLK Out
ADC 1
ADC 2
AUX
AUX
LRCLK
LRCLK
MCLK
MCLK
BCLK
DATA
BCLK
DATA
Figure 26. Example of AUX Mode Connection to SHARC (AD1939 as TDM Master/AUX Master Shown)
12.288MHz
30MHz
TDM Modes
ADC TDM Data Out
ADC TDM Data In
DAC TDM Data In
DAC TDM Data Out
DAC TDM Data In 2 (Dual-Line Mode)
DAC TDM Data Out 2 (Dual-Line Mode)
ADC TDM Frame Sync In/ADC TDM Frame Sync Out
ADC TDM BCLK In/ADC TDM BCLK Out
DAC TDM Frame Sync In/DAC TDM Frame Sync Out
DAC TDM BCLK In/DAC TDM BCLK Out
DBCLK
DLRCLK
DSDATA2
DSDATA3
MCLKI/XI
ASDATA1 ALRCLK ABCLK DSDATA1
Rev. C | Page 23 of 32
SHARC
TDM MASTER
AUX MASTER
AD1939
®
ASDATA2
DSDATA4
SHARC IS RUNNING IN SLAVE MODE
(INTERRUPT-DRIVEN)
AUX Modes
TDM Data Out
AUX Data Out 1 (to Ext. DAC 1)
TDM Data In
AUX Data In 1 (from Ext. ADC 1)
AUX Data In 2 (from Ext. ADC 2)
AUX Data Out 2 (to Ext. DAC 2)
TDM Frame Sync In/TDM Frame Sync Out
TDM BCLK In/TDM BCLK Out
AUX LRCLK In/AUX LRCLK Out
AUX BCLK In/AUX BCLK Out
LRCLK
BCLK
DATA
MCLK
LRCLK
BCLK
DATA
MCLK
DAC 1
DAC 2
AUX
AUX
AD1939