M48T08-100PC1, Энергонезависимая ОЗУ с функцией хранения реального времени, 64-Кб (8 Кб х 8), 5В

Real Time Clock with Parallel Interface, TIMEKEEPER® SRAM, STMicroelectronics
Timekeepers, combine SRAM with up to 256 Kbytes of memory, and a byte-wide interface along with a quartz-based very-low-power oscillator with a clock/calendar circuit to provide real-time data. Packages embed the battery and crystal.

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