The MICROCHIP TECH. MCP79402-I/SN is a versatile Real Time Clock module designed for automotive applications. With its compact 8-Pin SOIC N package, this module offers a reliable and accurate clock, calendar, alarm, and battery backup functionality. Featuring a 64-byte memory, it allows for storing critical time data even during power interruptions. This Real Time Clock module is ideal for automotive systems that require timekeeping capabilities in a compact form factor.