LM4937 sub-system equivalent, audio sub-system.
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 an 18-bit 48kHz in.
* Cell Phones
* PDAs
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The LM4937 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. Operating on a 3.3V supply, it combines a mono speaker amplifier delivering 5.
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