YSS247-E

The YSS247-E is a stereo signal processing LSI with tone control/londness circuit. The features of YSS247-E can be summarized as (1)wide surround: surround by amplitude phase conversion circuit; (2)loudness: either tone control or loudness selectable; (3)others: wide surround ON/OFF switch; (4)operating voltage: wide operating voltage range from 3.0V to 5.5V; (5)process: silicon gate CMOS process.

The absolute maximum ratings of the YSS247-E are:(1)power supply voltage: AVSS-0.5V min and AVSS+7.0V max; (2)input voltage: AVSS-0.5V min and AVSS+0.5V max; (3)output voltage: AVSS-0.3V min and AVSS+0.3V max; (4)storage temperature: -50 to 125.

The following is about the electrical characteristics of YSS247-E: (1)power supply current: 10mA max at VDD=5.0V; (2)analog input voltage: 1.0 Vrms typical; (3)analog output voltage: 1.0 Vrms typical; (4)signal noise ratio: 95dB; (5)distortion rate: 0.0025%; (6)gain deviation: 0.5dB; (7)frequency characteristic: -3.0dB min and 0.5dB max; (8)input impedance: 30k; (9)input capacitance: 15pF max.