CDB42418(2004) Просмотр технического описания (PDF) - Cirrus Logic

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CDB42418
(Rev.:2004)

110 dB, 192 kHz 8-Ch Codec with PLL

Cirrus Logic 

CS42418

DAC_LRCK

ADC_LRCK

DAC_SCLK

ADC_SCLK

D A C_ S DIN x

ADC_SDOUT

Left Channel

MSB -1 -2 -3 -4 -5

+5 +4 +3 +2 +1 LSB

Right Channel

MSB -1 -2 -3 -4

+5 +4 +3 +2 +1 LSB

I2S Mode, Data Valid on Rising Edge of SCLK

Bits/Sample

SCLK Rate(s)

Notes

Master

Slave

16

64 Fs

48, 64, 128 Fs

single-speed mode

64 Fs

64 Fs

double-speed mode

64 Fs

64 Fs

quad-speed mode

18 to 24

64, 128, 256 Fs

48, 64, 128 Fs

single-speed mode

64 Fs

64 Fs

double-speed mode

64 Fs

64 Fs

quad-speed mode

Figure 8. I2S Serial Audio Formats

D AC _LR C K

A D C _LR C K

DAC_SCLK

ADC_SCLK

DAC_SDIN x

A D C_SDO UT

Left Channel

MSB -1 -2 -3 -4 -5

+5 +4 +3 +2 +1 LSB

Right Channel

MSB -1 -2 -3 -4

+5 +4 +3 +2 +1 LSB

Left Justified Mode, Data Valid on Rising Edge of SCLK

Bits/Sample

SCLK Rate(s)

Master

Slave

16

64 Fs

32, 48, 64, 128 Fs

64 Fs

32, 64 Fs

64 Fs

32, 64 Fs

18 to 24

64, 128, 256 Fs

48, 64, 128 Fs

64 Fs

64 Fs

64 Fs

64 Fs

Notes

single-speed mode

double-speed mode

quad-speed mode

single-speed mode

double-speed mode

quad-speed mode

Figure 9. Left Justified Serial Audio Formats

19

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