BUY KA2287 https://www.utsource.net/itm/p/975613.html
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Description: The KA2287 is a 9-pin ZIP (Zero Insertion Force) integrated circuit manufactured by Samsung. Features: High-speed operation: The KA2287 has a maximum operating frequency of up to 1.5 MHz. Low power consumption: The KA2287 has a low power consumption of only 0.5 mW. High noise immunity: The KA2287 has a high noise immunity of up to 50 dB. Low distortion: The KA2287 has a low distortion of up to 0.01%. Applications: The KA2287 is commonly used in audio amplifiers, power supplies, and other applications that require high speed and low power consumption. (For reference only)