NJW1167V

更新时间： 2024-02-16 22:16:50

品牌	Logo	应用领域
NJRC		/
页数	文件大小	规格书
25页	251K
描述
AUDIO PROCESSOR with Subwoofer Output

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数据手册

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NJW1167V 数据手册

NJW1167/A

AUDIO PROCESSOR with Subwoofer Output

ꢀ GENERAL DESCRIPTION

ꢀ PACKAGE OUTLINE

The NJW1167/A is a sound processor with subwoofer

output includes all of functions processing audio signal for

TV, such as tone control, balance, volume, mute, and AGC

functions.

Also the NJW1167/A includes the LPF for subwoofer

output and bass boost function.

The original surround system reproduces natural surround

sound and clear vocal orientation.

NJW1167V

NJW1167AL

All of internal status and variables are controlled by I²C

BUS interface.

ꢀ FEATURES

ꢀ Operating Voltage

7.5 to 13V

NJW1167FJ2

ꢀ 3ch Output(Lch, Rch, Subwoofer ch) / 2ch Output(Lch, Rch)

ꢀ LPF Filter (Adjustable cut off frequency by external parts)

ꢀ AGC Circuit (It reduces volume difference among input sources.)

Adjustable AGC boost level by external parts and AGC compression level by I²C BUS

ꢀ eala(NJRC Original Surround System)

ꢀ Simulated Stereo

ꢀ I²C BUS Interface

ꢀ Bi-CMOS Technology

ꢀ Package Outline

NJW1167: SSOP32, QFP32-J2

NJW1167A: SDIP32

ꢀ BLOCK DIAGRAM

TONE TONE

-Ha -La

AGC1

SS-FIL

LF1 LF2 LF3

OUTa

VOL2

SCL SDA ADR

CVA

CVB

CVW

CTH

CTL

CSR

IN a

VOL1

TONE

I²CBUS

Interface

eala

Simulated

Stereo

Trimmer

AGC

VOL2

LPF

PORT1

PORT0

AUX1

AUX0

VOL1

IN b

TONE

GND

V+

Bias

Vref

AGC2

SR-FIL

TONE TONE

-Hb -Lb

OUTb

OUTw

-1-

12 3 4 5 6 7...25

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