LM49370RL/NOPB National Semiconductor, LM49370RL/NOPB Datasheet - Page 74

• Manufacturer Part Number: LM49370RL/NOPB
• Description: IC AUDIO SUBSYSTEM 1.2W 49USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®, PowerWise®r
• Type: Class Dr

Specifications of LM49370RL/NOPB

• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1.2W x 1 @ 8 Ohm; 52mW x 2 @ 16 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: 3D, Depop, I²C, I²S, Microphone, Mute, PCM, Shutdown, SPI, Standby, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 49-MicroSMDxt
• Dc: 07+
• For Use With: LM49370RLEVAL - BOARD EVALUATION LM49370RL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM49370RLTR

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Loudspeaker THD+N vs Frequency
Earpiece THD+N vs Output Power
Headphone THD+N vs Frequency
AV
AV
DD
AV
P
f
OUT
15μH+8Ω+15μH
OUT
= 5V, P
DD
DD
= 5V, 0dB AUX
= 10mW, 32Ω
= 5V, SE, 0dB
= 1kHz, 16Ω
OUT
= 400mW
201917b9
20191737
201917c1
74
Loudspeaker THD+N vs Frequency
Earpiece THD+N vs Output Power
Earpiece THD+N vs Output Power
AV
AV
AV
DD
f
f
= 3.3V, P
DD
DD
15μH+8Ω+15μH
OUT
OUT
= 3.3V, 0dB AUX
= 3.3V, 0dB AUX
= 1kHz, 16Ω
= 1kHz, 32Ω
OUT
= 400mW
20191736
201917c0
201917c2