CS4340 datasheet(20/28 Pages) CIRRUS

Part #	CS4340

Description	24-Bit, 96 kHz Stereo DAC for Audio?

PDF	28 Pages

Scroll/Zoom	100%

Manufacturer	CIRRUS [Cirrus Logic]

Direct Link	http://www.cirrus.com

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20 / 28 page

CS4340

DS297PP3

LRCK

SCLK

Left Channel

SDATA

6543

210

23 22 21 20 19 18

543

210

23 22 21 20 19 18

32 clocks

Right Channel

Internal SCLK Mode

External SCLK Mode

Right Justified, 24-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, 24-Bit Data

Data Valid on Rising Edge of SCLK

SCLK Must Have at Least 48 Cycles per LRCK Period

Figure 18. CS4340 Format 2

LRCK

SCLK

Left Channel

Right Channel

SDATA

6543

210

15 14 13 12 11 10

543

210

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 19. CS4340 Format 3

CS4340 Datasheet(PDF) 20 Page - Cirrus Logic

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