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LM49350 Datasheet(PDF) 45 Page - Texas Instruments

Part # LM49350
Description  LM49350 Boomer짰 Audio Power Amplifier Series High Performance Audio Codec Sub-System with a Ground-Referenced Stereo Headphone Amplifier & an Ultra Low EMI Class D Loudspeaker Amplifier with Dual I2S/PCM Digital Audio Interfaces
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM49350 Datasheet(HTML) 45 Page - Texas Instruments

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LM49350, LM49350RLEVAL
www.ti.com
SNAS359D – SEPTEMBER 2008 – REVISED JUNE 2012
Table 26. AUX_L_INPUT (0x18h)
Bits
Field
Description
5:0
AUX_L_LEVEL
This programs the left AUX input level. All gain changes are performed at zero crossings.
AUX_L_LEVEL
Level
AUX_L_LEVEL
Level
000000
–46.5dB
100000
1.5dB
000001
–45dB
100001
3dB
000010
–43.5dB
100010
4.5dB
000011
–42dB
100011
6dB
000100
–40.5dB
100100
7.5dB
000101
–39dB
100101
9dB
000110
–37.5dB
100110
10.5dB
000111
–36dB
100111
12dB
001000
–34.5dB
101000
12dB
001001
–33dB
101001
12dB
001010
–31.5dB
101010
12dB
001011
–30dB
101011
12dB
001100
–28.5dB
101100
12dB
001101
–27dB
101101
12dB
001110
–25.5dB
101110
12dB
001111
–24dB
101111
12dB
010000
–22.5dB
110000
12dB
010001
–21dB
110001
12dB
010010
–19.5dB
110010
12dB
010011
–18dB
110011
12dB
010100
–16.5dB
110100
12dB
010101
–15dB
110101
12dB
010110
–13.5dB
110110
12dB
010111
–12dB
110111
12dB
011000
–10.5dB
111000
12dB
011000
–9dB
111001
12dB
011001
–7.5dB
111010
12dB
011010
–6dB
111011
12dB
011100
–4.5dB
111100
12dB
011101
–3dB
111101
12dB
011110
–1.5dB
111110
12dB
011111
0dB
111111
12dB
6
FROM_LINE_L
If set, the LEFT_MIC/LINE differential input is routed to the AUX_L input amplifier for line level volume control.
This bit overrides the DIFF_MODE (bit 7 of 0x19h) setting.
Copyright © 2008–2012, Texas Instruments Incorporated
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Product Folder Links: LM49350 LM49350RLEVAL


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