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AT28HC256F-90JU Tech Specifications

Category Memory
Manufacturer Microchip
Factory Lead Time 8 Weeks
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 32-LCC (J-Lead)
Number of Pins 32Pins
Memory Types Non-Volatile
Operating Temperature -40°C~85°C TC
Packaging Tube
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 32Terminations
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Peak Reflow Temperature (Cel) 245
Number of Functions 1Function
Supply Voltage 5V
Terminal Pitch 1.27mm
Frequency 90GHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT28HC256
Qualification Status Not Qualified
Operating Supply Voltage 5V
Power Supplies 5V
Memory Size 256Kb 32K x 8
Nominal Supply Current 80mA
Operating Mode ASYNCHRONOUS
Access Time 90ns
Memory Format EEPROM
Memory Interface Parallel
Memory Width 8
Write Cycle Time - Word, Page 3ms
Density 256 kb
Standby Current-Max 0.0003A
Programming Voltage 5V
Endurance 10000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 3ms
Data Polling YES
Toggle Bit YES
Command User Interface NO
Page Size 64words
Length 13.97mm
Height Seated (Max) 3.556mm
Width 11.43mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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