BUY M48T59Y-70PC10 https://www.utsource.net/itm/p/469254.html
64 Kbit 8Kb x8 TIMEKEEPER SRAM
Description: The M48T59Y-70PC10 is a Timekeeper RAM (TK RAM) device manufactured by STMicroelectronics. It is a 28-pin DIP package that provides a non-volatile memory for storing data and time. Features: * 8K x 8 non-volatile RAM * Battery-backed operation * Real-time clock * Low power consumption * Data retention of up to 10 years Applications: * Automotive systems * Industrial control systems * Medical equipment * Networking and communications systems * Security systems * Embedded systems
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