AK4532_04 Datasheet, PDF (8/17 Pages) Asahi Kasei Microsystems – Internet/Network/General Purpose Multimedia Audio CODEC

ASAHI KASEI
Audio Data Formats
[AK4532]
The data format of ADC and DAC are MSB first & MSB justified with 16bit. The SCLK needs 32fs or
more than 32fs in a LRCK cycle.
LRCK
SCLK
=64fs
SDO
16Bit
SDI
16Bit
Lch
Rch
15141312
15141312
10
10
Don't Care
Don't Care
15141312 1 0
15141312 1 0
SDO,SDI - 15:MSB,0:LSB
Don't Care
Don't Care
1514
1514
Timing Diagram
MCLK
LRCK
SCLK
1/fCLK
tCLKH
tCLKL
1/fs
tSCK
tSCKH
tSCKL
Clock Timing
LRCK
SCLK
SDO
SDI
tSLR
tLRS
tLRS
tSDS
tSDH
Serial Audio Interface Timing
VIH
VIL
VIH
VIL
VIH
VIL
VIH
VIL
VIH
VIL
tSSD
VIH
VIL
VIH
VIL
0178-E-02
8
2004/12