UPC1857A - SOUND CONTROL IC WITH SURROUND AND I2C BUS

Product Overview

NEC

Part number	UPC1857A
Manufacturer	NEC
File Size	343.84 KB
Description	SOUND CONTROL IC WITH SURROUND AND I2C BUS
Datasheet	UPC1857A Datasheet
Additional preview pages of the UPC1857A datasheet.

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.

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.
10 dB.
Surround function (gain adjustable) : Three modes (movie, music, and simulated).
Mute function.
Mixing function.
Output selection function (for two mono.

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Published: Apr 17, 2005 |