REJ03F0270-0100 Rev.1.00 Jan 25, 2008

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R2A15908SP

5 Input Selector 2ch Electronic Volume with Tone & Surround

REJ03F0270-0100

Rev.1.00

Jan 25, 2008

Description

The R2A15908SP is an optimum audio signal processor IC for TV. It has a 5ch input selector with mono switch,

bus.

Features

• Volume 0 to –87dB, –∞ / 1dB step

Each channel is independent control.

• 5 input selector + MUTE with mono switch

• Input gain control 0dB to +20dB / 2dB step

• Tone control Bass : –14dB to +14dB / 2dB step

Treble : – 14dB to +14dB / 2dB step

• Surround Low / High

• Mode selector Bypass / Tone / Tone & Surround

• I

• Package SOP with 28 pin

Application

• Mini stereo, TV, etc.

Recommended Operating Condition

• Supply voltage …… V

System Configuration

ROUT

LOUT

IN R2

IN R3

Surround

Tone Control

(Bass / Treble)

Mode

Selector

MCU

SDA

SCL

VolumeL

IN R1

IN L2

IN L1

IN L3

Input Gain

Control

VCC=9V

IN L4

IN R4

VolumeR

Input Gain

Control

Mode

Selector

IN L5

IN R5

Mono

/Stereo

+

+