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U635H64

Simtek
Part Number U635H64
Manufacturer Simtek
Description PowerStore 8K x 8 nvSRAM
Published Sep 19, 2007
Detailed Description Obsolete - Not Recommended for New Designs www.DataSheet4U.com U635H64 PowerStore 8K x 8 nvSRAM Features • • • • • • ...
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U635H64
U635H64

Overview
Obsolete - Not Recommended for New Designs www.
DataSheet4U.
com U635H64 PowerStore 8K x 8 nvSRAM Features • • • • • • • • • • • • • • • • High-performance CMOS nonvolatile static RAM 8192 x 8 bits 25, 35 and 45 ns Access Times 12, 20 and 25 ns Output Enable Access Times ICC = 15 mA at 200 ns Cycle Time Automatic STORE to EEPROM on Power Down using system capacitance Software initiated STORE (STORE Cycle Time < 10 ms) Automatic STORE Timing 105 STORE cycles to EEPROM 10 years data retention in EEPROM Automatic RECALL on Power Up Software RECALL Initiation (RECALL Cycle Time < 20 μs) Unlimited RECALL cycles from EEPROM Single 5 V ± 10 % Operation Operating temperature ranges: 0 to 70 °C -40...


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