M48T513Y

The M48T513Y/V TIMEKEEPER RAM is a 512Kb x 8 non-volatile static RAM and real time clock, with programmable alarms and a watchdog timer. The special DIP package provides a fully integrated battery back-up memory and real time clock solution. The M48T513Y/V directly replaces industry standard 512Kb x 8 SRAM. It also provides the non-volatility of Flash without any requirement for special write timing or limitations on the number of writes that can be performed.

For surface mount environments ST provides a Chip Set solution consisting of a 44 pin 330mil SOIC TIMEKEEPER M48T513Y/V Supervisor (M48T201V/Y) and a 32 pin TSOP Type II (10 x 20mm) LPSRAM (M68Z512/W) packages.

The 44 pin 330mil SOIC M48T513Y/V provides sockets with gold plated contacts at both ends for direct connection to a separate SNAPHAT housing containing the battery.