User Manual

BM23SPKA1NB9
Version: 0.94 - 8 - 22/9/2014
Mode 1: I2S Master
BCLK
ADCLRC
DACLRC
ADCDAT
DACDAT
Slave
SCLKn
RFSn
TFSn
DRn
DTn
Master
External CODEC/DSP
BM23
DAC
ADC
ADC
Bn-1
RFSn/TFSn
SCLKn
DRn/DTn
Bn-2 B1 B0 Bn-1 Bn-2 B1 B0
Left Channel
Right Channel
1/fs
Word Length
Or
 Solutions with mic and line-in analog input with I2S audio output
 Mic for Bluetooth SCO link
 Line-in for external audio playback(for high SNR requirement)
BCLK
ADCLRC
DACLRC
ADCDAT
DACDAT
Slave
SCLKn
RFSn
TFSn
DRn
DTn
Master
External CODEC/DSP BM23
Application 1
DAC
LineIn