Datasheet > NJW1148AFP1

NJW1148AFP1

更新时间： 2024-02-09 17:50:37

品牌	Logo	应用领域
NJRC		商用集成电路
页数	文件大小	规格书
24页	233K
描述
Tone Control Circuit, PQFP48, QFP-48

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技术参数
数据手册

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NJW1148AFP1 技术参数

生命周期：	Obsolete	零件包装代码：	QFP
包装说明：	,	针数：	48
Reach Compliance Code：	unknown	风险等级：	5.84
商用集成电路类型：	TONE CONTROL CIRCUIT	JESD-30 代码：	R-PQFP-G48
端子数量：	48	封装主体材料：	PLASTIC/EPOXY
封装形状：	RECTANGULAR	封装形式：	FLATPACK
认证状态：	Not Qualified	表面贴装：	YES
端子形式：	GULL WING	端子位置：	QUAD
Base Number Matches：	1

NJW1148AFP1 数据手册

NJW1148A

Audio Processor with Sound Enhancement and TruSurround Virtualizer

■ GENERAL DESCRIPTION

The NJW1148A is an audio processor with BBE sound enhancement

■ PACKAGE OUTLINE

and SRS Labs' TruSurround virtualizer. It includes all of functions

processing audio signal for TV, such as volume, balance, mute, line out,

tone control, eala NJRC surround and simulated stereo functions. All of

internal status and variables are controlled by I²C BUS.

■ FEATURES

■ Operating Voltage

■ I²C BUS Interface

■ Passive TruSurround

■ BBE

8 to 10 V

NJW1148AFP1

(Fast-Mode)

0dB to +15dB(0.5dB/step)

■ eala (surround effect ; 2 steps) and Simulated Stereo

■Volume

0 to -80dB, MUTE(0.33dB/step)

0 to -30dB, MUTE(1dB/step)

-15dB to +15dB(0.5dB/step)

■Balance

■Tone Control

■ Bi-CMOS Technology

■ Package Outline

QFP48-P1

■ BLOCK DIAGRAM

VREF

Bias

MIXOUT

LFIN

VOL1

TONE

VOL2

INA

INB

BBE

Passive Matrix

Buffer

LFOUT

OUTC

TruSurround

/ SRS 3D Stereo

/ eala

/ Simulated Stereo

BBE

CAP

AGCTC

– 1 –

12 3 4 5 6 7...24

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