Sabaj A20d - I2 S Introduction; I2 S Mode: Normal vs. Inverted; I2 S DSD Channel: PCM DATA vs. LRCK; Channel Correction Note

I
2
S Introduction
A20d
I
2
S MODE
NORMAL
INVERTED
I
2
S DSD CHANNEL
DSDL=PCM DATA (The DSD left channel using the PCM DATA pin)
DSDL=PCM LRCK (
The DSD left channel using the PCM LRCK pin)
I
2
S BCK +
I
2
S BCK -
GND
2
1
18
19
GND
I
2
S MCLK +
I
2
S MCLK -
NC
MUTE
NC
I
2
S DATA +/DSD DATA R +
I
2
S DATA -/DSD DATA R -
I
2
S LRCLK +/DSD DATA L +
I
2
S LRCLK -/DSD DATA L -
GND
NC
DSD FLAG
NC
GND
GND
I
2
S DATA +/DSD DATA L +
I
2
S DATA -/DSD DATA L -
I
2
S LRCLK +/DSD DATA R +
I
2
S LRCLK -/DSD DATA R -
GND
NC
DSD FLAG
NC
GND
GND
I
2
S BCK +
I
2
S BCK -
GND
GND
I
2
S MCLK +
I
2
S MCLK -
NC
MUTE
NC
2
1
18
19
DSDL=PCM DATA DSDL=PCM LRCK
NORMAL
I
2
S DATA +
I
2
S DATA -
I
2
S LRCLK +
I
2
S LRCLK -
GND
NC
DSD FLAG
NC
GND
GND
GND
GND
I
2
S MCLK +
I
2
S MCLK -
NC
MUTE
NC
I
2
S BCK +
I
2
S BCK -
2
1
18
19
INVERTED
GND
GND
I
2
S MCLK +
I
2
S MCLK -
NC
MUTE
NC
I
2
S BCK +
I
2
S BCK -
I
2
S DATA -
I
2
S DATA +
I
2
S LRCLK -
I
2
S LRCLK +
GND
NC
DSD FLAG
NC
GND
GND
2
1
18
19
Note: This option is used to match different I2S interface standards, please check the
interface definition of the signal source before use
Note: When using the I2S input to streaming DSD audio, if you find that the left and
right channels are incorrect, you can use this option to correct it.