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TDA7419 数据表(PDF) 1 Page - STMicroelectronics |
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TDA7419 数据表(HTML) 1 Page - STMicroelectronics |
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1 / 30 page  1/30 TDA7419 March 2005 1 FEATURES ■ 4 STEREO INPUTS ■ SOFT STEP VOLUME ■ BASS, MIDDLE, TREBLE AND LOUDNESS ■ DIRECT MUTE AND SOFTMUTE ■ FOUR INDEPENDENT SPEAKER OUTPUTS ■ SUB WOOFER OUTPUT ■ SOFT STEP SPEAKER/SUBWOOFER CONTROL ■ 7 BANDS SPECTRUM ANALYZER ■ DIGITAL CONTROL: –I2C-BUS INTERFACE 2 DESCRIPTION The TDA7419 is a high performance signal proces- sor specifically designed for car radio applications. The device includes a high performance audiopro- cessor with fully integrated audio filters. The digital control allows programming in a wide range of filter characteristics. By the use of BICMOS-process and linear signal processing low distortion and low noise are obtained. 3 BAND CAR AUDIO PROCESSOR Figure 2. Block Diagram OUTLF OUTRF OUTLR OUTRR INPUT MULTIPLEXER InGain AutoZero I2C BUS DIGITAL CONTROL OUTSW/ OUTLR2 MUTE Loudness Middle Treble Bass SoftMute Softstep Volume Softstep MonoFader Softstep MonoFader Softstep MonoFader SUPPLY VDD CREF GND SDA SCL DIFFG DIFFL SE1R SE1L DIFFR SE2L SE2R Spectrum Analyzer Softstep MonoFader Subwoofer LPF Mix Mix MIX/ OUTSW/ OUTRR2 HPF HPF Softstep MonoFader Softstep MonoFader AC2INL/ SE3L AC2INR/ SE3R ACOUTL/ AC2OUTL ACOUTR/ AC2OUTR ACINL/ FILOL ACINR/ FILOR VREFOUTF SAOUT SACLK OUTLF OUTRF OUTLR OUTRR INPUT MULTIPLEXER InGain AutoZero I2C BUS DIGITAL CONTROL I2C BUS DIGITAL CONTROL OUTSW/ OUTLR2 MUTE Loudness Middle Treble Bass SoftMute Softstep Volume Softstep MonoFader Softstep MonoFader Softstep MonoFader SUPPLY VDD CREF GND SDA SCL DIFFG DIFFL SE1R SE1L DIFFR SE2L SE2R Spectrum Analyzer Softstep MonoFader Subwoofer LPF Mix Mix MIX/ OUTSW/ OUTRR2 HPF HPF Softstep MonoFader Softstep MonoFader AC2INL/ SE3L AC2INR/ SE3R ACOUTL/ AC2OUTL ACOUTR/ AC2OUTR ACINL/ FILOL ACINR/ FILOR VREFOUTF SAOUT SACLK Rev. 2 Figure 1. Package Table 1. Order Codes Part Number Package TDA7419 SO-28 TDA7419TR SO-28 in Tape & Reel SO-28 |
类似零件编号 - TDA7419 |
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类似说明 - TDA7419 |
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