lm49370rl National Semiconductor Corporation, lm49370rl Datasheet - Page 86

• Manufacturer Part Number: lm49370rl
• Description: Audio Sub-system With An Ultra Low Emi, Spread Spectrum, Class D Loudspeaker Amplifier, A Dual-mode Stereo Headphone Amplifier, And A Dedicated Pcm Interface For Bluetooth Transceivers
• Manufacturer: National Semiconductor Corporation

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Loudspeaker THD+N vs Output Power
Loudspeaker THD+N vs Output Power
AUXOUT THD+N vs Output Voltage
f
f
OUT
OUT
AV
AV
AV
= 1kHz, 15μH+8Ω+15μH
= 1kHz, 15μH+8Ω+15μH
DD
f
DD
OUT
DD
= 4.2V, 0dB DAC
= 3.3V, 0dB AUX
= 5V, 0dB CPI
= 1kHz, 5kΩ
20191743
20191745
201917i4
86
Loudspeaker THD+N vs Output Power
Loudspeaker THD+N vs Output Power
AUXOUT THD+N vs Output Voltage
f
f
OUT
OUT
AV
AV
AV
= 1kHz, 15μH+8Ω+15μH
= 1kHz, 15μH+8Ω+15μH
DD
f
OUT
DD
DD
= 3.3V, 0dB DAC
= 5V, 0dB DAC
= 5V, 0dB AUX
= 1kHz, 5kΩ
20191744
20191746
201917i5