LM4937RL/NOPB National Semiconductor, LM4937RL/NOPB Datasheet - Page 28

• Manufacturer Part Number: LM4937RL/NOPB
• Description: IC AUDIO SUBSYSTM 1.25W 36USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4937RL/NOPB

• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1.25W x 1 @ 8 Ohm; 80mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, Differential Inputs, I²C, I²S, Mute, Shutdown, SPI, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 36-MicroSMDxt
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4937RLTR

www.national.com
Typical Performance Characteristics
3.0V EP Out, R
5.0V HP Out, R
3.0V LS Out, R
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
L
L
L
= 8Ω, P
= 32Ω, P
= 16Ω, P
O
O
O
= 200mW
= 20mW
= 60mW
20202064
20202066
20202069
28
3.0V HP Out, R
5.0V HP Out, R
5.0V EP, R
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
L
= 32Ω, P
L
L
= 16Ω, P
= 32Ω, P
O
= 40mW
O
O
= 20mW
= 30mW
20202065
20202067
20202070