It is a part of the 64-TQFP Exposed Pad package. This packaging has a Tray-shape, making it convenient to carry around. A reliable operation requires a temperature that is regulated to -40°C~85°C. It should work as long as you use a 1.8V~3.3VV power source. Among other things, it contains 64 terminations. 3.3V is the supply voltage that enables high efficiency. This number is part of the LAN9252 family. To operate, 64 pins are required.
LAN9252I/PT Features
LAN9252I/PT Applications
There are a lot of Microchip Technology LAN9252I/PT Controllers Interface ICs applications.