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LM49352 Datasheet(PDF) 52 Page - Texas Instruments

Part # LM49352
Description  Boomer Mono Class D Audio Codec Subsystem with Ground Referenced Headphone Amplifiers, Earpiece Driver, and Audio DSP
PDF  106 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM49352 Datasheet(HTML) 52 Page - Texas Instruments

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23
22
21
20
2
1
0
23
22
21
20
2
1
0
23
I2S_CLK
I2S_SDO/
I2S_SDI
I2S_SYNC
Left Word
Right Word
23
22
21
2
1
0
23
22
21
2
1
0
I2S_CLK
I2S_SDO/
I2S_SDI
I2S_SYNC
Left Word
Right Word
LM49352
SNAS467E – MARCH 2009 – REVISED MARCH 2013
www.ti.com
Table 35. Decimator Input Select (0x45h)
Bits
Field
Description
1:0
L_SEL
This selects which input is fed to the left ADC's decimator input.
L_SEL
Selected Input
00
None
01
PORT1_RX_L
10
PORT2_RX_L
11
DAC_INTERP_L
3:2
R_SEL
This selects which input is fed to the right ADC's decimator input.
R_SEL
Selected Input
00
None
01
PORT1_RX_R
10
PORT2_RX_R
11
DAC_INTERP_R
5:4
MXR_CLK_SEL
This selects sets the source of the Digital Mixer Clock. The 'Auto' setting will automatically select the source
with the highest clock frequency. If the DAC interpolator output (DAC_OSR_L or DAC_OSR_R) is selected,
then MXR_CLK_SEL should be set to '10'.
MXR_CLK_SEL
Selected Input
00
Auto
01
MCLK
10
DAC
11
ADC
Audio Port Control Registers
Figure 62. I2S Serial Data Format (24 bit example)
Figure 63. Left Justified Data Format (24 bit example)
52
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Product Folder Links: LM49352



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