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LM49352 Datasheet(PDF) 22 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) 22 Page - Texas Instruments

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20
100
1k
20k
FREQUENCY (Hz)
.001
.01
0.1
1
10
10k
0.001
100m
OUTPUT POWER (W)
10
1
10m
1m
2m
5m
0.01
0.1
20
100
1k
20k
FREQUENCY (Hz)
.001
.01
0.1
1
10
10k
20
100
1k
20k
FREQUENCY (Hz)
.001
.01
0.1
1
10
10k
LM49352
SNAS467E – MARCH 2009 – REVISED MARCH 2013
www.ti.com
Typical Performance Characteristics (continued)
Headphone THD+N vs Frequency
Headphone THD+N vs Frequency
MONO/AUX, MONO/AUX Gain = 0dB, HP Gain = 0dB
MONO/AUX, MONO/AUX Gain = 0dB, HP Gain = 0dB
HPVDD = 2.8V, POUT = 15mW, RL = 32Ω
HPVDD = 1.8V, POUT = 15mW, RL = 16Ω
Stereo In Phase
Stereo In Phase
Figure 36.
Figure 37.
Headphone THD+N vs Output Power
Headphone THD+N vs Frequency
MONO/AUX Input, MONO/AUX Gain = 0dB, HP Gain = 0dB
MONO/AUX, MONO/AUX Gain = 0dB, HP Gain = 0dB
Stereo In Phase, fIN = 1kHz, RL = 32Ω
HPVDD = 2.8V, POUT = 15mW, RL = 16Ω
Blue >> HPVDD = 1.8V
Stereo in Phase
Light Blue >> HPVDD = 2.8V
Figure 38.
Figure 39.
22
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Copyright © 2009–2013, Texas Instruments Incorporated
Product Folder Links: LM49352



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