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ES9039Q2M Datasheet(PDF) 83 Page - ESS Technology,Inc

Part # ES9039Q2M
Description  32-bit High Performance 2 Channel DAC
PDF  107 Pages
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Manufacturer  ESS [ESS Technology,Inc]
Direct Link  http://www.esstech.com
Logo ESS - ESS Technology,Inc

ES9039Q2M Datasheet(HTML) 83 Page - ESS Technology,Inc

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VERSION 0.2.2
83
ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 • WWW.ESSTECH.COM
ES9039Q2M Product Datasheet
Register 81-76: RESERVED
Register 82: DAC VOL UP RATE
Bits
[7:0]
Default
8'h04
Bits
Mnemonic
Description
[7:0]
DAC_VOL_RATE_UP
Linear step size from the current volume to a target volume,
represented as a fraction of full-scale.
vol_step_rate [inc/s] =
DAC_VOL_RATE_UP · ������������
2
12
• 8'h00: Instant change
• 8'h01: Slowest change
• 8'h04: Default
• 8'hFF: Fastest change
Register 83: DAC VOL DOWN RATE
Bits
[7:0]
Default
8'h04
Bits
Mnemonic
Description
[7:0]
DAC_VOL_RATE_DOWN
Linear step size from the current volume to a target volume,
represented as a fraction of full-scale.
vol_step_rate [inc/s] =
DAC_VOL_RATE_DOWN · ������������
2
12
• 8'h00: Instant change
• 8'h01: Slowest change
• 8'h04: Default
• 8'hFF: Fastest change
Register 84: DAC VOL DOWN RATE FAST
Bits
[7:0]
Default
8'hFF
Bits
Mnemonic
Description
[7:0]
DAC_VOL_RATE_FAST
Linear step size from the current volume to a target volume,
represented as a fraction of full-scale.
Only used during abnormal mute (PLL unlock or BCK_WS ratio
failed)
vol_step_rate [inc/s] =
DAC_VOL_RATE_FAST · ������������
2
12
• 8'h00: Instant change
• 8'h01: Slowest change
• 8'hFF: Fastest change (default)



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