CS43L41-KZ データシートの表示（PDF） - Cirrus Logic

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CS43L41-KZ

Low Power 24-Bit, 96 kHz DAC with Volume Control

Cirrus Logic 

CS43L41

4.5 POWER ON/OFF QUIESCENT VOLTAGE RAMP

Mode Control Register (address 01h)

7

AMUTE

6

DIF2

5

DIF1

4

DIF0

3

DEM1

2

DEM0

1

POR

0

PDN

Access:

R/W in I2C and write only in SPI.

Default:

1 - Enabled

Function:

The power On/Off Quiescent Voltage Ramp allows the quiescent voltage to slowly ramp to and from

0 volts to the quiescent voltage during power-on or power-off. Please refer to the applications section

for details of implementing this feature.

POR

0

1

Disabled

Enabled

MODE

Table 5. Power On/Off Ramp Enable

4.6 POWER DOWN

Mode Control Register (address 01h)

7

AMUTE

6

DIF2

5

DIF1

4

DIF0

3

DEM1

2

DEM0

1

POR

0

PDN

Access:

R/W in I2C and write only in SPI.

Default:

1 - Enabled

Function:

The device will enter a low-power state whenever this function is activated. The power-down bit de-

faults to ‘enabled’ on power-up and must be disabled before normal operation will begin. The contents

of the control registers are retained in this mode.

PDN

0

1

Disabled

Enabled

MODE

Table 6. Power Down Enable

DS473PP1

17

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