AD1940 データシートの表示（PDF） - Analog Devices

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AD1940

SigmaDSP Multichannel 28-Bit Audio Processor

Analog Devices 

DIGITAL TIMING DIAGRAMS

BCLK_IN

tBIH

tBIL

tLIS

LRCLK_IN

SDATA_INX

LEFT-JUSTIFIED

MODE

SDATA_INX

I2S-JUSTIFIED

MODE

SDATA_INX

RIGHT-JUSTIFIED

MODE

tSIS

MSB

tSIH

MSB-1

tSIS

MSB

tSIH

8-BIT CLOCKS

(24-BIT DATA)

tSIS

MSB

tSIH

12-BIT CLOCKS

(20-BIT DATA)

14-BIT CLOCKS

(18-BIT DATA)

16-BIT CLOCKS

(16-BIT DATA)

Figure 2. Serial Input Port Timing

BCLK_OUTX

LRCLK_OUTX

SDATA_OUTX

LEFT-JUSTIFIED

MODE

SDATA_OUTX

I2S-JUSTIFIED

MODE

SDATA_OUTX

RIGHT-JUSTIFIED

MODE

tBIH

tBIL

tLOS

ttSSDDDDMS

MSB

MSB-1

ttSSDDDDMS

MSB

ttSSDDDDMS

MSB

8-BIT CLOCKS

(24-BIT DATA)

12-BIT CLOCKS

(20-BIT DATA)

14-BIT CLOCKS

(18-BIT DATA)

16-BIT CLOCKS

(16-BIT DATA)

Figure 3. Serial Output Port Timing

Rev. A | Page 7 of 36

AD1940/AD1941

tLIH

tSIS

LSB

tSIH

tLCH

tTS

LSB

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