ST7537HS1 Description
The ST7537HS1 is a half duplex asynchronous FSK MODEM designed for home automation munication on the domestic electric mains which plies with the EN 50065-1 CENELEC standard. It mainly operates from a 10V power supply and a 5V power supply for the microcontroller digital interface. It is interfaced to the power line by an external driver, and a transformer (see Application Schematic Diagram).