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TDA7418 PDF预览

TDA7418

更新时间: 2024-09-28 04:28:39
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS /
页数 文件大小 规格书
29页 384K
描述
3 Band car audio procesor

TDA7418 技术参数

生命周期:Active零件包装代码:SOIC
包装说明:ROHS COMPLIANT, SOP-20针数:20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:13 weeks
风险等级:1.16商用集成电路类型:CONSUMER CIRCUIT
JESD-30 代码:R-PDSO-G20JESD-609代码:e3
长度:12.8 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:SOP封装等效代码:SOP20,.4
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED电源:8.5 V
认证状态:Not Qualified座面最大高度:2.65 mm
子类别:Other Consumer ICs最大供电电压 (Vsup):10 V
最小供电电压 (Vsup):8 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:MATTE TIN
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.5 mmBase Number Matches:1

TDA7418 数据手册

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TDA7418  
3 Band car audio procesor  
Features  
Input Multiplexer  
– PD/SE4: pseudo differential stereo input,  
programmable as single-ended input  
SO20  
– SE1: stereo single-end input  
– SE2: stereo single-end input  
– SE3: stereo single-end input  
– input gain adjust from 0 to 15dB with 1dB  
steps  
– Q programmable 0.5/0.75/1.0/1.25  
– -15 to 15dB range with 1dB resolution  
Treble  
– internal offset-cancellation (AutoZero)  
– second order frequency response  
Loudness  
– center frequency programmable in 4 steps  
(10KHz/12.5KHz/15KHz/17.5KHz)  
– Second order frequency response  
– programmable center frequency  
(400Hz/800Hz/2400Hz)  
– -15 to 15dB range with 1dB resolution  
Speaker  
– 15dB with 1dB steps  
– selectable low & high frequency boost  
– selectable flat-mode (constant attenuation)  
– 4 independent soft step speaker controls,  
+15dB to -79dB with 1dB steps direct mute  
Subwoofer  
Volume  
– single-ended mono output  
– +15dB to -79dB with 1dB step resolution  
– independent soft step level control, +15dB  
to -79dB with 1dB steps  
– soft-step control with programmable blend  
times  
Mute Functions  
Bass  
– direct mute  
– second order frequency response  
– center frequency programmable in 4 steps  
(60Hz/80Hz/100Hz/200Hz)  
– digitally controlled SoftMute with 3  
programmable mute-  
times(0.48ms/0.96ms/123ms)  
– Q programmable 1.0/1.25/1.5/2.0  
– DC gain programmable  
– -15 to 15dB range with 1dB resolution  
Description  
The TDA7418 includes a high performance audio  
procesor with fully integrated 3-Band filters to  
processs signals at audible frequencies. The  
digital control allows a full programming of the  
audioprocessor and filters characteristics..  
Middle  
– second order frequency response  
– center frequency programmable in 4 steps  
(500Hz/1KHz/1.5KHz/2.5KHz)  
Table 1.  
Device summary  
Part number  
Temp range, °C  
Package  
Packing  
TDA7418  
-40 to +85  
-40 to +85  
SO20  
SO20  
Tube  
TDA7418TR  
Tape and reel  
February 2007  
Rev 1  
1/29  
www.st.com  
1

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