R2S15903SP Datasheet, PDF (1/12 Pages) Renesas Technology Corp – Sound Controller with Surround and AGC

Preliminary
R2S15903SP
Sound Controller with Surround & AGC
REJ03F0159-0140
Rev.1.4
Dec 06, 2005
Description
The R2S15903SP is an optimum audio signal processor IC for TV. It has a 5ch input selector, AGC, surround/pseudo
stereo, tone control(2band), output gain control and 2ch master volume. It can control all of these functions with I²C
bus.
Features
• Volume: 0 to –89dB, –∞/ 1dB step. Each channel is independence control.
• 5 input selector + MUTE
• 2 Rec output (0/–2dB)
• Auto gain control (AGC level 4step)
• 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
• I²C-BUS control
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)
R2S15903SP
VCC=9V
IN L1
IN L2
IN L3
AGC
IN R1
IN R2
IN R3
REC R1 REC R2
(IN R4) (IN R5)
Volume L
Volume R
Tone Control
(Bass / Treble)
Pseudo Stereo
and
Surround
I ²C-BUS I/F
Mode selector
LOUT
Output Gain
Control
Mode Selector
ROUT
Output Gain
Control
SCL SDA
Rev.1.4 Dec 06, 2005 page 1 of 11