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TDA7346 PDF预览

TDA7346

更新时间: 2024-01-16 17:55:32
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 消费电路商用集成电路光电二极管信息通信管理
页数 文件大小 规格书
14页 124K
描述
DIGITAL CONTROLLED SURROUND SOUND MATRIX

TDA7346 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:DIP
包装说明:DIP-20针数:20
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.7Is Samacsys:N
商用集成电路类型:CONSUMER CIRCUITJESD-30 代码:R-PDIP-T20
JESD-609代码:e4长度:25.15 mm
功能数量:1端子数量:20
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:SOP20,.4封装形状:RECTANGULAR
封装形式:IN-LINE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:3.93 mm子类别:Other Consumer ICs
最大供电电压 (Vsup):10.2 V最小供电电压 (Vsup):7 V
表面贴装:NO技术:BICMOS
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.62 mmBase Number Matches:1

TDA7346 数据手册

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TDA7346  
DIGITAL CONTROLLED SURROUND SOUND MATRIX  
1 STEREO INPUT  
THREE INDEPENDENT SURROUND MODES  
ARE AVAILABLE MOVIE, MUSIC AND SIMU-  
LATED  
- MUSIC: 4 SELECTABLERESPONSES  
- MOVIE AND SIMULATED:  
256 SELECTABLE RESPONSES  
TWO INDEPENDENT INPUT ATTENUATORS  
IN 0.31dB FOR BALANCE FACILITY  
ALL FUNCTIONS PROGRAMMABLE VIA SE-  
RIAL BUS  
DIP20  
SO20  
ORDERING NUMBER: TDA7346 (DIP20)  
DESCRIPTION  
TDA7346D (SO20)  
The TDA7346 reproduces surround sound by us-  
ing phase 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.  
BLOCK DIAGRAM  
5.6nF  
LP1  
680nF  
HP2  
100nF  
PS1  
4.7nF  
PS2  
22nF  
PS3  
22nF  
PS4  
HP1  
100nF  
L
RLP1  
RHP1  
RPS1  
RPS2  
RPS3  
RPS4  
MIXING  
AMP  
L
out  
-in  
R5  
PS1  
90Hz  
PS2  
4KHz  
PS3  
400Hz  
PS4  
400Hz  
100K  
R6  
-
-
SIM  
+
+
PHASE SHIFTER  
MOVIE/SIM  
MUSIC  
OFF  
MOVIE/  
MUSIC  
+
-
+
L-R  
SCL  
SDA  
I2C BUS  
DECODER  
LATCHES  
DIG GND  
ADDR  
LPF  
9KHz  
EFFECT  
CONTROL  
REAR  
100nF  
MIXING  
AMP  
R
out  
R
-in  
SUPPLY  
CREF  
100K  
V
AGND  
LP  
D94AU122A  
S
C5  
22µF  
1.2nF  
1/14  
February 1997  

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