STK12C68

Not Recommended for New Designs STK12C68 64 Kbit (8 K x 8) AutoStore nvSRAM Features ■ 25 ns, 35 ns, and 45 ns access times ■ Hands off automatic STORE on power-down with external 68 µF capacitor ■ STORE to QuantumTrap nonvolatile elements is initiated by software, hardware, or AutoStore on power-down ■ RECALL to SRAM initiated by software or power-up ■ Unlimited read, write, and recall cycles ■ 1,000,000 STORE cycles to QuantumTrap ■ 100 year data retention to QuantumTrap ■ Single 5 V + 10% operation ■ Commercial and industrial temperatures ■ 28-pin (330 mil) SOIC, 28-pin (300 mil) PDIP, 28-pin (600 mil) PDIP packages ■ 28-pin (300 mil) CDIP and 28-pad (350 mil) LCC packages ■ RoHS compliance Functional Description The Cypress STK12C68 is a fast static RAM with a nonvolatile element in each memory cell. The embedded nonvolatile elements incorporate QuantumTrap technology producing the world’s most reliable nonvolatile memory. The SRAM provides unlimited r...