CS4220 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4220

24-Bit Stereo Audio Codec with 3V Interface

Cirrus Logic 

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

26

DS284PP3

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