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AT28HC256-70TU Tech Specifications

Category Memory
Manufacturer Microchip
Factory Lead Time 9 Weeks
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.465, 11.80mm Width)
Number of Pins 28Pins
Memory Types Non-Volatile
Operating Temperature -40°C~85°C TC
Packaging Tray
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 28Terminations
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1Function
Supply Voltage 5V
Terminal Pitch 0.55mm
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT28HC256
Operating Supply Voltage 5V
Power Supplies 5V
Memory Size 256Kb 32K x 8
Nominal Supply Current 80mA
Access Time 70ns
Memory Format EEPROM
Memory Interface Parallel
Organization 32KX8
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Programming Voltage 5V
Endurance 10000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10ms
Data Polling YES
Toggle Bit YES
Command User Interface NO
Page Size 64words
Length 11.8mm
Height Seated (Max) 1.2mm
Width 8mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
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AT28HC256-70TU Documents

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