AD1836 Analog Devices, AD1836 Datasheet - Page 14

• Manufacturer Part Number: AD1836
• Description: Multi-channel 96kHz Codec
• Manufacturer: Analog Devices

FROM EXT A/D
FROM EXT A/D
FROM SHARC
DLRCLK/AUXLRCLK
AD1836
Pin Name (I
ASDATA1(O)
ASDATA2(O)/DAUXDATA(O)
DSDATA1(I)
DSDATA2(I)/AAUXDATA(I)
DSDATA3(I)/AAUXDATA2(I)
ALRCLK(O)
ABCLK(O)
DLRCLK(I)/AUXLRCLK(I/O)
DBCLK(I)/AUXBCLK(I/O)
DBCLK/AUXBCLK
DSDATA3/AUXDATA2
DSDATA2/AUXDATA1
2
S/AUX-Mode)
DSDATA1
MASTER/SLAVE MODE,
FROM ADC SPI PORT
TIMING GEN
LRCLK BCLK
MCLK
1
2
S
Table I. Pin Function Changes in AUX-Mode
I
I
I
I
I
I
LRCLK for Internal ADC1, 2
BCLK for Internal ADC1, 2
LRCLK In/Out Internal DACs
BCLK In/Out Internal DACs
2
2
2
2
2
2
S-Mode
S Data Out, Internal ADC1
S Data Out, Internal ADC2
S Data In, Internal DAC1
S Data In, Internal DAC2
S Data in Internal DAC3
LRCLK
BCLK
AUXBCLK
AUXLRCLK
AUXDATA2
AUXDATA1
DSDATA1
DSDATA2
DSDATA3
DECODE
ADC
1
INDICATES MUX POSITION FOR AUX-TDM MODE
2
MUX
MUX
S
4 ADC
SYNC SIGNAL DERIVED FROM AUXLRCLK USED TO
RESET INTERNAL ADC COUNTER
SYNC
S
AUXLRCLK
SPORT
DAC
AUXDATA
AUX-Mode
TDM Data Out, to SHARC
AUX–I
TDM Data In, from SHARC
AUX–I
AUX–I
TDM Frame Sync Out, to SHARC
TDM BCLK Out, to SHARC
AUX LRCLK IN/OUT, Driven by Ext. IRCLK
from ADC (in Slave Mode). In Master Mode,
Driven by Internal MCLK/512.
AUX BCLK IN/OUT, Drive by Ext. BCLK
from ADC (in Slave Mode). In Master Mode,
Driven by Internal MCLK/8.
ASDATA1
SPORT
1
2
S FORMATTER
AUXBCLK
2
2
2
S-Data Out (to Ext. DAC)
S-Data in 1 (from Ext. ADC)
S-Data in 2 (from Ext. ADC)
CHANNELS
ASDATA1
6 MAIN
ABCLK
LRCLK
MUX
2 AUX
CHANNELS
6-CH
DAC
DATA TO SHARC
ALRCLK
ABCLK
ASDATA1
ASDATA2/DAUXDATA
DATA TO EXT DAC
BCLK AND LRCLK FOR
EXT DAC COMES FROM
ADC BCLK, LRCLK.
MUST BE IN 1
2
S MODE
REV. PrC