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LM49350RLEVAL Datasheet(PDF) 21 Page - Texas Instruments

Part # LM49350RLEVAL
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
PDF  108 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM49350RLEVAL Datasheet(HTML) 21 Page - Texas Instruments

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1m
10m
100m
OUTPUT POWER (W)
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
2m
20m
5m
50m
1m
10m
100m
OUTPUT POWER (W)
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
2m
20m
5m
50m
10
5
2
1
0.5
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0.1
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0.01
FREQUENCY (Hz)
20
50 100 200 500 1k 2k
5k 10k 20k
20
100
1k
10k 20k
0.001
0.01
0.1
1
10
FREQUENCY (Hz)
0.002
0.02
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2
0.005
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0.5
5
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500
5k
20
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1k
10k 20k
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FREQUENCY (Hz)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
50
200
2k
500
5k
20
100
FREQUENCY (Hz)
-120
-100
-80
-60
-40
-20
+0
100k
50
200 500 1k 2k 5k 10k 20k 50k
-110
-90
-70
-50
-30
-10
LM49350, LM49350RLEVAL
www.ti.com
SNAS359D – SEPTEMBER 2008 – REVISED JUNE 2012
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Loudspeaker PSRR vs Frequency
LS_VDD = 5V, Aux Gain = 0dB
Headphone THD+N vs Frequency
Differential Aux Input to Ground
Stereo Aux Input, Aux Gain = 0dB
VRIPPLE = 200mVPP
VDD = 3.3V, POUT = 7.5mW, RL = 32Ω
Figure 33.
Figure 34.
Headphone THD+N vs Frequency
Headphone THD+N vs Frequency
Stereo Aux Input, Aux Gain = 0dB
Differential Aux Input, Aux Gain = 0dB
VDD = 5V, POUT = 7.5mW, RL = 32Ω
A_VDD = 3.3V, POUT = 7.5mW, RL = 16Ω
Figure 35.
Figure 36.
Headphone THD+N vs Output Power
Headphone THD+N vs Output Power
Stereo Aux Input, Aux Gain = 0dB
Stereo Aux Input, Aux Gain = 0dB
VDD = 3.3V, VIN = 1kHz, RL = 32Ω
VDD = 5V, VIN = 1kHz, RL = 32Ω
Figure 37.
Figure 38.
Copyright © 2008–2012, Texas Instruments Incorporated
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