CS4220 Datasheet, PDF (26/32 Pages) Cirrus Logic – 24-Bit Stereo Audio Codec with 3V Interface

CS4220 CS4221
LRCK
SCLK
SDATA 1 0
Left Channel
Right Channel
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 clocks
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Master
Right-justified, 20-bit data
XTI = 256, 384, 512 Fs (CS4223 - 256 Fs only)
LRCK = 4 to 50 kHz
SCLK = 64 Fs
Slave
Right-justified, 20-bit data
XTI = 256, 384, 512 Fs
LRCK = 4 to 50 kHz
SCLK = 64 Fs
Figure 11. Serial Audio Format 3
Figure 12. Optional Input Buffer
Input
+
10 µF
150 Ω
AINR+
2.2 nF
CS4223/4
4.7 µF +
AINR-
0.1 µF
Figure 13. Single-ended Input Application
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DS284PP3