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512-Kbit (64 K × 8) Serial (SPI) nvSRAM
512-Kbit (64 K × 8) Serial (SPI) nvSRAM
Features
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512-Kbit nonvolatile static random access memory (nvSRAM) ❐ Internally organized as 64 K × 8 ❐ STORE to QuantumTrap nonvolatile elements initiated automatically on power-down (AutoStore) or by user using HSB pin (Hardware STORE) or SPI instruction (Software STORE) ❐ RECALL to SRAM initiated on power-up (Power-Up RECALL) or by SPI instruction (Software RECALL) ❐ Automatic STORE on power-down with a small capacitor (except for CY14B512Q1) High reliability ❐ Infinite read, write, and RECALL cycles ❐ 1 million STORE cycles to QuantumTrap ❐ Data retention: 20 years High speed serial peripheral interface (SPI) ❐ 40 MHz clock rate ❐ Supports SPI mode 0 (0,0) and mode 3 (1,1) Write protection ❐ Hardware
CY14B512Q2 Datasheet
