M48T59V sram equivalent, 64 kbit (8 kb x 8) timekeeper sram.
The M48T59/59Y/59V TIMEKEEPER® RAM is an 8Kb x8 non-volatile static RAM and real time clock. The monolithic chip is available in two special packages to provide a highly integrated battery backed-up memory and real time clock solution.
The M48T59/59Y.
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