CS4396 Просмотр технического описания (PDF) - Cirrus Logic

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CS4396

24-Bit, 192 kHz D/A Converter for Digital Audio

Cirrus Logic 

CS4396

3.3 MODE SELECT

Mode Control Register (address 01h)

7

6

5

4

3

2

1

0

CAL

MUTE

M4

M3

M2

M1

M0

PDN

Access:

R/W in I2C and SPI.

Default:

00000

Function:

The Mode Select pins determine the operational mode of the device as detailed in Tables 7-10. The op-

tions include:

Selection of the Digital Interface Format which determines the required relationship between the

Left/Right clock, serial clock and serial data as detailed in Figures 20-23

Selection of the standard 15 µs/50 µs digital de-emphasis filter response, Figure 28, which requires re-

configuration of the digital filter to maintain the proper filter response for 32, 44.1 or 48 kHz sample rates.

Selection of the appropriate clocking mode to match the input sample rates.

3.4 POWER DOWN

Mode Control Register (address 01h)

7

6

5

4

3

2

1

0

CAL

MUTE

M4

M3

M2

M1

M0

PDN

Access:

R/W in I2C and SPI.

Default:

1 - Powered Down

Function:

The analog and digital sections will be placed into a power-down mode when this function is enabled. This

bit must be cleared to resume normal operation.

PDN

0

1

Disabled

Enabled

MODE

Table 3.

DS288PP1

13

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