2 Mbit Flash + 1 Mbit SRAM ComboMemory SST31LF021 / SST31LF021E SST31LF021 / 021E2 Mb Flash (x8) + 1 Mb SRAM (x8) Monolithic ComboMemories Data Sheet FEATURES: • Monolithic Flash + SRAM ComboMemory – SST31LF021/021E: 256K x8 Flash + 128K x8 SRAM • Single 3.
0-3.
6V Read and Write Operations • Concurrent Operation – Read from or Write to SRAM while Erase/Program Flash • Superior Reliability – Endurance: 100,000 Cycles (typical) – Greater than 100 years Data Retention www.
DataSheet4U.
com • Low Power Consumption: – Active Current: 10 mA (typical) for Flash and 20 mA (typical) for SRAM Read – Standby Current: 10 µA (typical) • Flash Sector-Erase Capability – Uniform 4 KByte sectors • Latched Add...

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