Cirrus-logic CS4339 Instrukcja Użytkownika Pobierz pdf (Strona 16)

CS4334/5/8/9

LRCK

SCLK

Left Channel

Right Channel

SDATA

6543210987

15 14 13 12 11 10

6543210987

15 14 13 12 11 10

32 clocks

Internal SCLK Mode External SCLK Mode

Right Justified, 16-Bit Data

INT SCLK = 32 Fs if MCLK/LRCK = 512, 256 or 128

INT SCLK = 48 Fs if MCLK/LRCK = 384 or 192

Right Justified, 16-Bit Data

Data Valid on Rising Edge of SCLK

SCLK Must Have at Least 32 Cycles per LRCK Period

Figure 12. CS4338 Data Format

LRCK

SCLK

Left Channel

Right Channel

SDATA

6543210987

15 14 13 12 11 10

6543210987

15 14 13 12 11 10

17 16 17 16

32 clocks

Internal SCLK Mode External SCLK Mode

Right Justified, 18-Bit Data

INT SCLK = 64 Fs if MCLK/LRCK = 512, 256 or 128

INT SCLK = 48 Fs if MCLK/LRCK = 384 or 192

Right Justified, 18-Bit Data

Data Valid on Rising Edge of SCLK

SCLK Must Have at Least 36 Cycles per LRCK Period

Figure 13. CS4339 Data Format

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 24 25

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Cirrus-logic CS4339 Instrukcja Użytkownika Strona 16