UPC1857A Datasheet (NEC) - SOUND CONTROL IC WITH SURROUND AND I2C BUS

UPC1857A, SOUND CONTROL IC WITH SURROUND AND I2C BUS

The µPC1857A is a sound control IC with I2C bus.

It has functions to control volume, balance, and tone, and a phase shift matrix surround function.

The surround function achieves wide sound expansion using only two front speakers.

Three modes can be selected: movie mode that increases the presence o

UPC1857A Features

* Volume control function

* Balance control function : Attenuation adjustable from 0 to

* 80 dB in 64 steps : The difference in attenuation adjustable from 0 to

* 80 dB in 64 steps

* Tone (bass, treble) control function : Adjustable in 32 steps from +10 to