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U637H256
CapStore 32K x 8 nvSRAM
Features High-performance
CMOS nonvolatile static RAM 32768 x 8 bits 25 ns Access Time 10 ns Output Enable Access Time ICC = 15 mA typ.
at 200 ns Cycle Time Unlimited Read and Write Cycles to SRAM Automatic STORE to EEPROM on Power Down using charge stored in an integrated capacitor Software initiated STORE Automatic STORE Timing 106 STORE cycles to EEPROM 100 years data retention in EEPROM Automatic RECALL on Power Up Software RECALL Initiation Unlimited RECALL cycles from EEPROM Single 5 V ± 10 % Operation Operating temperature range: 0 to 70 °C -40 to 85°C QS 9000 Quality Standard (MIL STD 883C M3015.
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