PRELIMINARY CY14B256K 256-Kbit (32K x 8) nvSRAM with Real-Time-Clock Features • Data integrity of Cypress nvSRAM combined with full featured real time clock — Low power, 300 nA Max, RTC current — Capacitor or battery backup for RTC • Watchdog timer www.
DataSheet4U.
com • Clock alarm with programmable interrupts Functional Description The Cypress CY14B256K combines a 256 Kbit nonvolatile static RAM with a full featured real-time-clock in a monolithic integrated circuit.
The embedded nonvolatile elements incorporate QuantumTrap technology producing the world’s most reliable nonvolatile memory.
The SRAM can be read and written an infinite number of times, while independent, nonvolatile data r...

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