Datasheet

LM49350, LM49350RLEVAL

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SNAS359D –SEPTEMBER 2008–REVISED JUNE 2012

Table 16. PLL2_N_MOD (0x0Bh)

Bits Field Description

4:0 PLL2_N_MOD This programs the sigma-delta modulator in PLL2

PLL2_N_MOD Fractional Part of N

00000 0

00001 1/32

00010 2/32

00011 3/32

00100 4/32

00101 5/32

— —

11101 29/32

11110 30/32

11111 31/32

5 PLL2_P[8] This is the MSB of the P Divider on PLL2.

Table 17. PLL2_P (0x0Ch)

Bits Field Description

7:0 PLL2_P[7:0] This programs the 8 LSBs of PLL2's P Divider. These LSBs combine with PLL2_P[8] which allows

the P divider to divide by up to 256

PLL2_P P Divides by

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 LM49350's Analog Mixer:

Table 18. 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 MICR_LS The right MIC input is added to the loudspeaker output. Setting this bit enables MIC BIAS.

3 MICL_LS The left MIC input is added to the loudspeaker output. Setting this bit enables MIC BIAS.

4 AUXR_LS The right AUX input is added to the loudspeaker output.

5 AUXL_LS The left AUX input is added to the loudspeaker output.

Product Folder Links: LM49350 LM49350RLEVAL