R2S15900SP
2ch Electronic Volume with Surround
REJ03F0126-0130
Rev.1.3
May 30, 2005
Description
The R2S15900SP is an optimum audio signal processor IC for TV. It has a 5ch input selector, surround/pseudo stereo,
tone control(2band), output gain control and 2ch master volume. It can control all of these functions with I
2
C bus.
Features
Function
Volume
Input selector
Rec output
Tone control
Surround/ Pseudo stereo
Mode selector
Output gain control
MCU interface
0 to 鈥?4dB, 鈥撯垶/ 1dB step
Each channel is independence control.
5 input selector + MUTE
2 Rec output
Bass: 鈥?5dB to +15dB/ 1dB step
Treble: 鈥?5dB to +15dB/ 1dB step
Surround <Low/ High>
Pseudo Stereo
Bypass/ Tone / Tone & Pseudo Stereo or Surround
0dB/ +4.5dB
I C-BUS control.
2
Features
Recommended Operating Condition
Supply voltage: V
CC
= 9.0V(typ)
Application
TV, Mini Stereo, etc.
System Configuration
REC L1 REC L2
(IN L4) (IN L5)
VCC=9V
Volume L
Mode Selector
IN L1
IN L2
IN L3
Tone Control
(Bass / Treble)
LOUT
Pseudo Stereo
and
Surround
Output Gain
Control
Mode Selector
IN R1
IN R2
IN R3
Volume R
ROUT
Output Gain
Control
I
2
C -BUS I/F
REC R1 REC R2
(IN R4) (IN R5)
SCL
SDA
Rev.1.3 May 30, 2005 page 1 of 8