CS4365-CQZ(2005) View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

CS4365-CQZ
(Rev.:2005)

114 dB, 192 kHz 6-Channel D/A Converter

Cirrus Logic 

CS4365

3.3 Digital Interface Formats

The serial port operates as a slave and supports the I²S, Left-Justified, Right-Justified, One-Line Mode

(OLM) and TDM digital interface formats with varying bit depths from 16 to 32 as shown in Figures 9-17.

Data is clocked into the DAC on the rising edge. OLM and TDM configurations are only supported in soft-

ware mode.

LRCK

SCLK

SDINx

Left Channel

Right Channel

MSB -1 -2 -3 -4 -5 +5 +4 +3 +2 +1 LSB

MSB -1 -2 -3 -4 +5 +4 +3 +2 +1 LSB

Figure 9. Format 0 - Left-Justified up to 24-bit Data

LRCK

SCLK

SDINx

Left Channel

Right Channel

MSB -1 -2 -3 -4 -5

+5 +4 +3 +2 +1 LSB

MSB -1 -2 -3 -4 +5 +4 +3 +2 +1 LSB

Figure 10. Format 1 - I2S up to 24-bit Data

LRCK

SCLK

SDINx

Left Channel

Right Channel

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

32 clocks

Figure 11. Format 2 - Right-Justified 16-bit Data

LRCK

SCLK

SDINx 0

Left Channel

Right Channel

23 22 21 20 19 18

76543210

23 22 21 20 19 18

32 clocks

Figure 12. Format 3 - Right-Justified 24-bit Data

76543210

22

DS670PP1

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