Command User Interface NO
Write Cycle Time-Max (tWC) 10ms
Endurance 10000 Write/Erase Cycles
Screening Level MIL-STD-883 Class C
Memory Density 262144 bit
Standby Current-Max 0.0003A
Write Cycle Time - Word, Page 10ms
Output Characteristics 3-STATE
Memory Interface Parallel
Supply Current-Max 0.05mA
Operating Mode ASYNCHRONOUS
Memory Size 256Kb 32K x 8
Supply Voltage-Min (Vsup) 4.5V
Supply Voltage-Max (Vsup) 5.5V
Qualification Status Not Qualified
Base Part Number AT28C256
Time@Peak Reflow Temperature-Max (s) 30
Peak Reflow Temperature (Cel) 225
Terminal Position PERPENDICULAR
Voltage - Supply 4.5V~5.5V
Additional Feature AUTOMATIC WRITE
Terminal Finish Tin/Lead (Sn/Pb)
Number of Terminations 28
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Operating Temperature -55°C~125°C TC