NJW1132 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJW1132

SOUND PROCESSOR with SOUND ENHANCEMENT

Japan Radio Corporation  

NJW1132

PRELIMINARY

SOUND PROCESSOR with SOUND ENHANCEMENT

n GENERAL DESCRIPTION

The NJW1132 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 NJW1132 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.

n PACKAGE OUTLINE

NJW1132M

n FEATURES

l Operating Voltage

(8 to 13V)

lI2C BUS Interface

lBBE Sound Enhancement (Low Boost and High Boost: 15dB max.)

l The AGC circuit reduces volume difference among input sources.

l Matrix Surround

l Bi-CMOS Technology

l Package Outline

SDIP30,SDMP30

n BLOCK DIAGRAM

NJW1132L

OUTPUT

INPUT

Volume

1

BBE

AGC

INPUT

Volume

1

BBE

Tone

Volume

2

Surround

Tone

Volume

2

Control

Logic

Bias

AUX0

AUX1

SDA

SCL

GND

VCC

OUTPUT Vref

-1-

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