ES9080 datasheet(64/146 Pages) ESS

64 / 146 page

CONFIDENTIAL ADVANCE INFORMATION 0.4.3

ES9080 Product Datasheet

ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 WWW.ESSTECH.COM

Bits

[7:6]

[5]

[4]

[3]

[2]

[1]

[0]

Default

2'd0

1'b0

1'b1

1'b0

Bits

Mnemonic

Description

[7:6]

RESERVED

[5]

AMP_PDB_ON_SS

DAC amp power control for soft ramp on normal mute.

•

1'b0: When soft ramped to ground during normal

mute, keeps DAC AMP on

•

1'b1: When soft ramped to ground during normal mute

allow DAC AMP to shut down for power saving

(default)

"normal mute" includes: automute, mute by register, mute by

GPIO

[4]

AMP_PDB_CLK_INVALID

DAC amp power control for soft ramp on abnormal mute.

•

1'b0: When soft ramped to ground during abnormal

mute, keeps DAC AMP on

•

1'b1: When soft ramped to ground during abnormal

mute allow DAC AMP to shut down for power saving

(default)

"abnormal mute" includes: PLL unlock, BCK_WS ratio failed

[3]

RESERVED

[2]

LP_DAC_REG_R

Set the low power mode for DAC regulator (Right)

•

1'b0: Normal Mode (default)

•

1'b1: Low power mode enabled

[1]

LP_DAC_REG_L

Set the low power mode for DAC regulator (Left)

•

1'b0: Normal Mode (default)

•

1'b1: Low power mode enabled

[0]

EN_FCB

Enable the fast charge for VREF_L AND VREF_R

•

1'b0: Enabled (default)

•

1'b1: Disable fast charge

ES9080 Datasheet(PDF) 64 Page - ESS Technology,Inc

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