Datasheet > NJW1103A

NJW1103A

更新时间： 2024-11-17 23:53:47

品牌	Logo	应用领域
其他 - ETC		解码器
页数	文件大小	规格书
4页	50K
描述
Dolby Pro Logic Surround Decoder

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中文翻译

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数据手册

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NJW1103A 数据手册

NJW1103A

PRELIMINARY

Surround processor with Dolby Pro Logic Surround Decoder

■DESCRIPTION

■PACKAGE OUTLINE

The NJW1103A is a Dolby Pro Logic Surround processor

which contains all of the necessary functions of Pro Logic

decoder include time delay.

Features include not only Dolby Pro Logic but also other

surround such as Matrix, Hall, etc. and echo and mic mixing

function for karaoke.

Dolby and double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.

San Francisco, CA94103-4813.USA.

This device is available only to licensees of Dolby Lab.

NJW1103AFC3

Licensing and application information may be obtained from Dolby Lab.

■FEATURES

■Operating Voltage

V_CC=9V(Analog), V_DD=5V(Digital)

■Digital Delay on Chip

■Cch, Sch Channel Level Trimmer

■Digital Noise Sequencer

■Karaoke Function (Echo, Mic Mixing)

■Serial Data Interface (DATA, REQ, SCK)

■Bi-CMOS Technology

■Package

QFP80-C3

■FUNCTION

Other Surround

• Sound field control

Dolby Pro Logic Surround

• Automatic input balance

• Digital Noise sequencer

• Adaptive matrix

• Front mixing control

• Digital time delay

Karaoke

• Center channel control

(wideband, normal, phantom)

• Modified B-type noise reduction

• 7kHz low-pass filter

• Echo control

• Mic mixing

• Dolby 3 stereo mode

• Digital time delay

■BLOCK DIAGRAM

BY-PASS

Lout

PRO LOGIC DECODER

Adaptive Matrix

Lin

Rout

Cout

7kHz LPF

Modified B NR

Rin

TRIMMER

+/-

DIGITAL DELAY

L+R

L-R

VOL

LPF A/D 16k SRAM D/A LPF

Sout

Dout

MIC

MCU INTERFACE

ECHO FILTER

REQSCK DATA

SURROUND FILTER

- 1 –A

12 3 4

中文翻译

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