CDB43L43 Ver la hoja de datos (PDF) - Cirrus Logic

Número de pieza

componentes Descripción

Fabricante

CDB43L43

Low Voltage, Stereo DAC with Headphone Amp

Cirrus Logic 

CS43L43

5.7.3 CHANNEL A VOLUME = CHANNEL B VOLUME (A=B) BIT 3

Default = 0

0 - Disabled

1 - Enabled

Function:

The HP_A and HP_B volume levels are independently controlled by the A and B Channel Volume Control

Bytes when this function is disabled. The volume on both HP_A and HP_B are determined by the A Chan-

nel Attenuation and Volume Control Bytes. The B Channel Bytes are ignored when this function is en-

abled.

5.7.4 DE-EMPHASIS CONTROL (DEM) BIT 1-2

Default = 00

00 - Disabled

01 - 44.1 kHz

10 - 48 kHz

11 - 32 kHz

Function:

Selects the appropriate digital filter to maintain the standard 15 µs/50 µs digital de-emphasis filter re-

sponse at 32, 44.1 or 48 kHz sample rates. (See Figure 5) NOTE: De-emphasis is not available in Dou-

ble-Speed Mode.

5.7.5 DIGITAL VOLUME CONTROL BYPASS (VCBYP) BIT 0

Default = 0

0 - Disabled

1 - Enabled

Function:

When this function is enabled the digital volume control section is bypassed. This disables the digital vol-

ume control, muting, bass boost, treble boost, limiting and ATAPI functions. The analog attenuation con-

trol will remain functional.

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DS479PP3

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