Rev.1.4 Dec 13, 2006 page 1 of 9

R2S15900SP

2ch Electronic Volume with Surround

REJ03F0126-0140

Rev.1.4

Dec 13, 2006

Description

The R2S15900SP is an optimum audio signal processor IC for TV. It has a 5ch input selector, surround/pseudo stereo,

Features

• Volume 0 to –84dB, –∞/ 1dB step

Each channel is independence control.

• 5 input selector + MUTE

• 2 Rec output

• Tone control Bass: –15dB to +15dB/ 1dB step

Treble: –15dB to +15dB/ 1dB step

• Surround <Low/ High> / Pseudo Stereo

• Mode selector Bypass/ Tone / Tone & Pseudo Stereo or Surround

• Output gain control 0dB/ +4.5dB

• Package 28pin SOP

Recommended Operating Condition

Application

TV, Mini Stereo, etc.

System Configuration

ROUT

LOUT

-BUS I/F

IN R2

IN R3

REC R1

(IN R4)

SDA

Pseudo Stereo

and

Surround

Tone Control

(Bass / Treble)

Mode Selector

Mode Selector

SCL

Volume L

Volume R

IN R1

REC R2

(IN R5)

IN L2

IN L1

REC L1

(IN L4)

IN L3

REC L2

(IN L5)

Output Gain

Control

Output Gain

Control

VCC=9V

I C

2