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AT28C256-20FM/883

Microchip Technology
RoHS
/
Package 28-CFlatPack
Category Integrated Circuits (ICs) / Memory
Description R-CDFP-F28 Surface Mount AT28C256 Tube ic memory 200ns 10.16mm 0.0003A 262144bit
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Technical Details

Supply Chain

Factory Lead Time 23 Weeks

Dimensions

Height Seated (Max) 3.02mm
Length 18.285mm
Width 10.16mm

Compliance

RoHS Status Non-RoHS Compliant
Lead Free Contains Lead

Technical

Operating Temperature -55°C~125°C TC
Packaging Tube
Published 1997
JESD-609 Code e0
Pbfree Code no
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 28
Terminal Finish TIN LEAD
Additional Feature AUTOMATIC WRITE
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 240
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 1.27mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number AT28C256
JESD-30 Code R-CDFP-F28
Qualification Status Not Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 5V
Supply Voltage-Min (Vsup) 4.5V
Memory Size 256Kb 32K x 8
Memory Type Non-Volatile
Operating Mode ASYNCHRONOUS
Supply Current-Max 0.05mA
Access Time 200ns
Memory Format EEPROM
Memory Interface Parallel
Organization 32KX8
Output Characteristics 3-STATE
Memory Width 8
Write Cycle Time - Word, Page 10ms
Standby Current-Max 0.0003A
Memory Density 262144 bit
Screening Level MIL-STD-883 Class C
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

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