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LM49350RLEVAL Datasheet(PDF) 20 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) 20 Page - Texas Instruments

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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
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
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
OUTPUT POWER (W)
10m 20m
50m 100m 200m 500m 1
2 3
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
OUTPUT POWER (W)
10m 20m
50m 100m 200m 500m 1
2 3
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
OUTPUT POWER (W)
10m 20m
50m 100m 200m 500m 1
2 3
10m
100m
OUTPUT POWER (W)
1
20m
200m
2
50m
500m
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
LM49350, LM49350RLEVAL
SNAS359D – SEPTEMBER 2008 – REVISED JUNE 2012
www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Loudspeaker THD+N vs Output Power
Loudspeaker THD+N vs Output Power
Differential Aux Input, Aux Gain = 0dB
Differential Aux Input, Aux Gain = 0dB
VDD = 5V, VIN = 1kHz, RL = 8Ω
LS_VDD = 3.3V, RL = 4Ω, f = 1kHz
Figure 27.
Figure 28.
Loudspeaker THD+N vs Output Power
Loudspeaker THD+N vs Output Power
Differential Aux Input, Aux Gain = 0dB
Differential Aux Input, Aux Gain = 0dB
LS_VDD = 4.2V, RL = 4Ω, f = 1kHz
LS_VDD = 5V, RL = 4Ω, f = 1kHz
Figure 29.
Figure 30.
Loudspeaker PSRR vs Frequency
Loudspeaker PSRR vs Frequency
LS_VDD = 3.3V, Aux Gain = 0dB
LS_VDD = 4.2V, Aux Gain = 0dB
Differential Aux Input to Ground
Differential Aux Input to Ground
VRIPPLE = 200mVPP
VRIPPLE = 200mVPP
Figure 31.
Figure 32.
20
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Copyright © 2008–2012, Texas Instruments Incorporated
Product Folder Links: LM49350 LM49350RLEVAL



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