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NJW1152

SOUND PROCESSOR with SOUND ENHANCEMENT

Japan Radio Corporation  

NJW1152

PRELIMINARY

SOUND PROCESSOR with SOUND ENHANCEMENT

s GENERAL DESCRIPTION

The NJW1152 is a sound processor with sound

enhancement (BBE). It includes all of functions processing

audio signal for TV, such as tone control, balance, volume,

mute, and AGC functions.

Also the NJW1152 performs surround and sound

enhancement. The sound enhancement regenerates high

definitive and nearly real sound.

All of internal status and variables are controlled by I2C

BUS Interface.

s PACKAGE OUTLINE

NJW1152G

s FEATURES

q Operating Voltage

8 to 13V

q I2C BUS Interface

q Low Noise Master Volume

q BBE Sound Enhancement (Low Boost and High Boost: 12dB max.)

q AGC circuit.

q Original 3D Surround/Simulated Stereo

q Bi-CMOS Technology

q Package Outline

SOP40

s BLOCK DIAGRAM

VOL1

AGC

NJRC

Surround

&

Sim ulated

Stere o

VOL1

BBE

BBE

TONE

TONE

VOL2

Control

Logic

VOL2

BIAS

-1-

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