
DSD1792
SLES067B MARCH 2003 REVISED NOVEMBER 2006
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37
APPLICATION FOR DSD FORMAT (DSD MODE) INTERFACE
Bit Clock
DSD Decoder
PDATA
5
6
7
PBCK
SCK
DSDL
1
2
3
4
DSDR
DBCK
PLRCK
DSD1792
DATA_L
DATA_R
System Clock (1)
(1) The system clock can be removed after setting the register to the DSD mode.
Figure 40. Connection Diagram in DSD Mode
Feature
This mode is used for interfacing directly to a DSD decoder, which is found in Super Audio CD
t (SACD)
applications.
The DSD mode is accessed by programming the following bit in the corresponding control register.
DSD = 1 (register 20)
The DSD mode provides a low-pass filtering function. The filtering is provided using an analog FIR filter
structure. Four FIR responses are available, and are selected by the DMF[1:0] bits of control register 18.
Super Audio CD is a trademark of Sony Kabushiki Kaisha TA Sony Corporation, Japan.