ALC5642-VF
Datasheet
7.5. Digital Data Interface
7.5.1. Two I2S/PCM Interface
The two I2S/PCM interface can be configured as master mode or slave mode. Three audio data formats
are supported:
PCM mode
Left justified mode
I2S mode
1/Fs
LRCK
BLCK
DACDAT/
ADCDAT
1
2
n-1 n
LSB
MSB
Figure 8. PCM MONO Data Mode A Format (BCLK POLARITY=0)
1/Fs
LRCK
BLCK
DACDAT/
ADCDAT
1
2
n-1 n
LSB
MSB
Figure 9. PCM MONO Data Mode A Format (BCLK POLARITY=1)
Multi-Channel Audio Hub/CODEC with embedded Voice
DSP and SounzRealTM Digital Sound Effect
22
Rev. 0.93