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TDA7344 PDF预览

TDA7344

更新时间: 2024-02-28 09:55:01
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS /
页数 文件大小 规格书
20页 202K
描述
DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX

TDA7344 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:QFP包装说明:10 X 10 MM, PLASTIC, QFP-44
针数:44Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.85信道分离:70 dB
商用集成电路类型:TONE CONTROL CIRCUIT谐波失真:0.02%
JESD-30 代码:S-PQFP-G44JESD-609代码:e0
长度:10 mm频带数量:2
信道数量:2端子数量:44
最高工作温度:85 °C最低工作温度:-10 °C
封装主体材料:PLASTIC/EPOXY封装代码:QFP
封装等效代码:QFP44,.5SQ,32封装形状:SQUARE
封装形式:FLATPACK峰值回流温度(摄氏度):NOT SPECIFIED
电源:9 V认证状态:Not Qualified
座面最大高度:2.45 mm子类别:Audio Control ICs
最大压摆率:35 mA最大供电电压 (Vsup):10.5 V
最小供电电压 (Vsup):7 V表面贴装:YES
技术:BICMOS温度等级:OTHER
端子面层:Tin/Lead (Sn/Pb)端子形式:GULL WING
端子节距:0.8 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:10 mm
Base Number Matches:1

TDA7344 数据手册

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TDA7344  
DIGITAL CONTROLLED AUDIO PROCESSOR  
WITH SURROUND SOUND MATRIX  
1 STEREO INPUT  
VOLUME CONTROL IN 1.25dB STEP  
TREBLE AND BASS CONTROL  
THREE SURROUND MODES ARE AVAIL-  
ABLE:  
– MOVIE, MUSIC AND SIMULATED  
FOUR SPEAKER ATTENUATORS:  
– 4 INDEPENDENT SPEAKERS CONTROL  
IN 1.25dBSTEPS FOR BALANCE FACILITY  
– INDEPENDENT MUTE FUNCTION  
PQFP44  
(10 X 10)  
SDIP42  
ORDERING NUMBERS: TDA7344P (PQFP44)  
TDA7344S (SDIP42)  
ALL FUNCTIONS PROGRAMMABLE VIA SE-  
RIAL BUS  
shifters and a signal matrix. Control of all the  
functions is accomplished by serial bus.  
The AC signal setting is obtained by resistor net-  
works and switches combined with operational  
amplifiers.  
Thanks to the used BIPOLAR/CMOSTechnology,  
Low Distortion, Low Noise and DC stepping are  
obtained.  
DESCRIPTION  
The TDA7344 is a volume tone (bass and treble)  
balance (Left/Right) processor for quality audio  
applications in car radio and Hi-Fi systems.  
It reproduces surround sound by using phase  
PIN CONNECTIONS  
1/20  
February 1997  

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