U634H256XS Datasheet - Simtek

U634H256XS PowerStore 32K x 8 nvSRAM Die

The U634H256XS has two separate modes of operation: SRAM mode and nonvolatile mode. In SRAM mode, the memory operates as an ordinary static RAM. In nonvolatile operation, data is transferred in parallel from SRAM to EEPROM or from EEPROM to SRAM. In this mode SRAM functions are disabled. The U634H25.

U634H256XS Features

* High-performance CMOS nonvolatile static RAM 32768 x 8 bits 25, 35 and 45 ns Access Times 10, 15 and 20 ns Output Enable Access Times ICC

U634H256XS_Simtek.pdf