LM49101 Datasheet | National Semiconductor

LM49101Mono Class AB Audio Subsystem with a True Ground Headphone Amplifier and Earpiece Switch .. March 23, 2009 Mono Class AB Audio Subsystem with a True Ground Headphone Amplifier and Earpiece Switch General Description The LM49101 is a fully integrated audio subsystem with a mono power amplifier capable of delivering 540mW of continuous average power into an 8Ω BTL speaker load with 1% THD+N using a 3.3V supply. The LM49101 includes a separate stereo headphone amplifier that can deliver 44mW per channel into 32Ω loads using a 2.75V supply. The LM49101 has four input channels. A pair of single-ended inputs and a fully differential input channel with volume...