LM4931 series datasheets. Manufacturer: National Semiconductor.

LM4931ITL V(cc): 6.0V; audio subsystemwith mono high efficiency loudspeaker and stereo headphone amplifier. For 2.5 and 3G mobile phones and multimedia terminals, PDAs, internet appliances and portable gaming, etc. in 42-pin SMD package. Operational temperature range from -40°C to 85°C. Datasheet*) LM4931 Audio Subsystem with Mono High Efficiency Loudspeaker and Stereo Headphone Amplifiers Datasheet*)

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