产品概述
描述
The TDA7430/TDA7431 is volume tone (bass middle and treble) balance (Left/Right) processors voice canceller for quality audio applications in car radio and Hi-Fi systems.
They reproduce surround sound by using programmable phase shifters and a signal matrix.
Control of all the functions is accomplished by serial bus. The AC signal setting is obtained by resistor networks and switches combined with operational amplifiers. Thanks to the used BIPOLAR/CMOS Technology,
Low Distortion, Low Noise and DC stepping are obtained.
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所有功能
- ALL FUNCTIONS PROGRAMMABLE VIA SERIAL BUS
- 2 SPEAKERS AND 2 RECORD ATTENUATORS:\t\t
2 INDEPENDENT SPEAKERS AND 2 INDEPENDENT RECORD CONTROL IN 1dB STEP FOR BALANCE FACILITY\t\t AVAILABILITY OF LOUDSPEAKER EQUALIZATION FIXED BY EXTERNAL COMPONENTS\t\t INDEPENDENT MUTE FUNCTION\t\t - 1 STEREO (4STEREO) INPUT + 1 MIXER INPUT
- VOICE CANCELLER IS AVAILABLE
- INPUT ATTENUATION CONTROL IN 0.5dB STEP
- THREE SURROUND MODES ARE AVAILABLE\t\t
MUSIC: 4 SELECTABLE RESPONSES\t\t MOVIE AND SIMULATED: 256 SELECTABLE RESPONSES\t\t - TREBLE MIDDLE AND BASS CONTROL