SM5843A Datasheet, PDF (19/24 Pages) Nippon Precision Circuits Inc – Audio Multi-function Digital Filter

SM5843A×1
TIMING DIAGRAMS
Input Timing Examples (DIN, BCKI, LRCI)
1 / fs
Lch DATA
(MSB)
(LSB)
Rch DATA
(MSB)
(LSB)
DI
12
14 15 16
12
14 15 16
BCKI
LRCI
Figure 7. LR alternating, trailing data, 16-bit input
1 / fs
Lch DATA
(MSB)
(LSB)
DIL
123
19 20
1
Rch DATA
(MSB)
(LSB)
DIR
123
19 20
BCKI
LRCI
Data after lsb (bit 20) is ignored. After bit 20, BCKI clock input is not needed.
Figure 8. LR alternating, leading data, 20-bit input
1 / fs
(MSB)
Lch DATA
DIL
1 2 34 56
(MSB)
Rch DATA
DIR
1 2 34 56
(LSB)
18 19 20
1
(LSB)
18 19 20
1
BCKI
LRCI
Data after lsb (bit20) is ignored. After bit 20, BCKI clock input is not needed.
Figure 9. LR simultaneous, leading data, 20-bit input
NIPPON PRECISION CIRCUITS—19