LM49370RL/NOPB National Semiconductor, LM49370RL/NOPB Datasheet - Page 73

• 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

AV
Headphone THD+N vs Frequency
Headphone THD+N vs Frequency
Earpiece THD+N vs Frequency
DD
AV
AV
= 5V, 0dB, P
DD
DD
P
P
OUT
OUT
= 5V, OCL 1.5V, 0dB
= 5V, OCL 1.2V, 0dB
= 10mW, 32Ω
= 10mW, 32Ω
OUT
= 50mW, 32Ω
201917b3
201917b5
201917b7
73
Headphone THD+N vs Frequency
Headphone THD+N vs Frequency
Headphone THD+N vs Frequency
AV
AV
DD
DD
AV
P
P
P
= 3.3V, OCL 1.5V, 0dB
OUT
= 3.3V, OCL 1.2V, 0dB
OUT
OUT
DD
= 3.3V, SE, 0dB
= 7.5mW, 32Ω
= 7.5mW, 32Ω
= 7.5mW, 32Ω
201917b4
201917b8
201917b6
www.national.com