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PCM5121 Datasheet(PDF) 101 Page - Texas Instruments

Part # PCM5121
Description  PCM512x 2-VRMS DirectPath™, 112-dB and 106-dB Audio Stereo DACs With 32-Bit, 384-kHz PCM Interface
PDF  121 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

PCM5121 Datasheet(HTML) 101 Page - Texas Instruments

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101
PCM5121, PCM5122
www.ti.com
SLAS763C – AUGUST 2012 – REVISED OCTOBER 2018
Product Folder Links: PCM5121 PCM5122
Submit Documentation Feedback
Copyright © 2012–2018, Texas Instruments Incorporated
0: VREF mode (Constant output amplitude against AVDD variation)
1: VCOM mode (Output amplitude is proportional to AVDD variation)
Table 122. Page 1 / Register 2
Dec
Hex
b7
b6
b5
b4
b3
b2
b1
b0
2
02
RSV
RSV
RSV
LAGN
RSV
RSV
RSV
RAGN
Reset Value
0
0
RSV
Reserved
Reserved. Do not access.
LAGN
Analog Gain Control for Left Channel
This bit controls the left channel analog gain.
Default value: 0
0: 0 dB
1:-6 dB
RAGN
Analog Gain Control for Right Channel
This bit controls the right channel analog gain.
Default value: 0
0: 0 dB
1: -6 dB
Table 123. Page 1 / Register 5
Dec
Hex
b7
b6
b5
b4
b3
b2
b1
b0
5
05
RSV
RSV
RSV
RSV
RSV
RSV
UEPD
UIPD
Reset Value
0
0
RSV
Reserved
Reserved. Do not access.
UEPD
External UVP Control
This bit enables or disables detection of power supply drop via XSMUTE pin (External Under Voltage
Protection).
Default value: 0
0: Enabled
1: Disabled
UIPD
Internal UVP Control
This bit enables or disables internal detection of AVDD voltage drop (Internal Under Voltage Protection).
Default value: 0
0: Enabled
1: Disabled
Table 124. Page 1 / Register 6
Dec
Hex
b7
b6
b5
b4
b3
b2
b1
b0
6
06
RSV
RSV
RSV
RSV
RSV
RSV
RSV
AMCT
Reset Value
0
RSV
Reserved
Reserved. Do not access.
AMCT
Analog Mute Control
This bit enables or disables analog mute following digital mute.
Default value: 0



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