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LM49352 Datasheet(PDF) 38 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) 38 Page - Texas Instruments

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LM49352
SNAS467E – MARCH 2009 – REVISED MARCH 2013
www.ti.com
Table 13. PLL_P1 (0x07h)
Bits
Field
Description
7:0
PLL_P1[7:0]
This programs the 8 LSBs of the PLL's P1 Divider. These LSBs combine with PL1_P1[8] which allows
the P1 divider to divide by up to 256.
PLL_P1 [8:0]
P1 Divider Value
000000000
1
000000001
1
000000010
1.5
000000011
2
000000100
2.5
000000101
3
—
—
111111101
255
111111110
255.5
111111111
256
Table 14. PLL_P2 (0x08h)
Bits
Field
Description
7:0
PLL_P2[7:0]
This programs 8 LSBs of the PLL's P2 Divider. These LSBs combine with PLL_P2[8] which allows the
P2 divider to divide by up to 256.
PLL_P2 [8:0]
P2 Divider Value
000000000
1
000000001
1
000000010
1.5
000000011
2
000000100
2.5
000000101
3
—
—
111111101
255
111111110
255.5
111111111
256
Analog Mixer Control Registers
This register is used to control the LM49352's Analog Mixer:
Table 15. CLASS_D_OUTPUT (0x10h)
Bits
Field
Description
0
DACR_LS
The right DAC output is added to the loudspeaker output.
1
DACL_LS
The left DAC output is added to the loudspeaker output.
2
RSVD
Reserved
3
RSVD
Reserved
4
MONO_LS
The MONO input is added to the loudspeaker output.
5
AUX_LS
The AUX input is added to the loudspeaker output.
38
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