CS4272 데이터 시트보기 (PDF) - Cirrus Logic

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CS4272

24-Bit, 192 kHz Stereo Audio CODEC

Cirrus Logic 

CS4272

Table 9. Clock Ratios - Control Port Mode Without External Crystal

External Crystal Not Used, MCLK=Input

Single Speed

Double Speed

Quad Speed

MCLK/LRCK

256

384

512

768

128

192

256

384

64

96

128

192

Master Mode

SCLK/LRCK

64

64

64

64

64

64

64

64

32

32

64

64

LRCK

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Ratio1 Bit

0

0

1

1

0

0

1

1

0

0

1

1

Single Speed

Double Speed

Quad Speed

MCLK/LRCK

256

384

512

768

1024

128

192

256

384

512

64

96

128

192

256

Slave Mode

SCLK/LRCK

32, 64, 128

32, 48, 64, 96, 128

32, 64, 128

32, 48, 64, 96, 128

32, 64, 128

32, 64

32, 48, 64

32, 64

32, 48, 64

32, 64

32

48

32, 64

48

32, 64

LRCK

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Fs

Ratio1 Bit

0

0

0

1

1

0

0

0

1

1

0

0

0

1

1

Notes: 28. For the Ratio0 bit listed above, “d” indicates that any value may written.

Ratio0 Bit

0

1

0

1

0

1

0

1

0

1

0

1

Ratio0 Bit

d28

d28

d28

d28

d28

d28

d28

d28

d28

d28

d28

d28

d28

d28

d28

DS593F1

29

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