Description
The LM49321 is an integrated audio sub-system designed for mono voice, stereo music cell phones connecting to base band processors with mono differential analog voice paths.
Features
- an I2S serial interface for full range audio and an I2C or SPI compatible interface for control. The full range music path features an SNR of 85dB with up to 192kHz playback. Boomer audio power amplifiers are designed specifically to provide high quality output power with a minimal amount of external components. Key Specifications.
- POUT LS, 8Ω, 3.3V, 1% THD+N.
- POUT HP, 32Ω, 3.3V, 1% THD+N.
- POUT Mono Earpiece, 32Ω
1% THD+N 55mW (typ) 0.6µA (typ) 85dB (typ) 520mW (typ) 36mW (typ).
LM49321_NationalSemiconductor.pdf
