The MT4264-20 is a 16-pin DIP integrated circuit (IC) manufactured by Microchip Technology. It is a low-power, low-voltage, CMOS quad analog switch designed for use in a variety of applications. The device features four independent single-pole/single-throw (SPST) switches with low on-resistance and low leakage current. It is designed to operate from a single supply voltage of 2.7V to 5.5V.The MT4264-20 is ideal for use in applications such as signal routing, signal multiplexing, and analog signal switching. It can also be used in audio and video switching, battery-powered systems, and portable electronic devices. The device is available in a 16-pin DIP package and is RoHS compliant.(For reference only)
https://www.utsource.net/itm/p/632788.html