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Princeton Technology Corp.
Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw
Echo IC with Built-in Microphone Amplifier & Output Mixer PT2390
DESCRIPTION
PT2390 is a digital echo IC utilizing CMOS Technology. Microphone Amplifier, Output Mixer, internal 44K RAM and Vocal Switch are all integrated in a single chip to provide a digital echo IC of the the highest standard. Very low distortion and high S/N Ratio qualities, not to mention the built-in VCO feature which eliminates the need for an external crystal oscillator are just some of the features of PT2390. Pin assignments and application circuit are optimized for easy PCB Layout and low cost effectiveness.