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AT28HC256-12UM/883

Microchip Technology
RoHS
/
Package 28-BCPGA
Category Integrated Circuits (ICs) / Memory
Description e0 Through Hole AT28HC256 Tray ic memory 120GHz 120ns 13.97mm 80mA
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Technical Details

Physical

Contact Plating Lead, Tin
Mount Through Hole
Mounting Type Through Hole
Package / Case 28-BCPGA
Number of Pins 28

Technical

Operating Temperature -55°C~125°C TC
Packaging Tray
Published 1997
JESD-609 Code e0
Pbfree Code no
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
Terminal Finish Tin/Lead (Sn/Pb)
Additional Feature AUTOMATIC WRITE
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position PERPENDICULAR
Peak Reflow Temperature (Cel) 225
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 2.54mm
Frequency 120GHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number AT28HC256
Qualification Status Not Qualified
Operating Supply Voltage 5V
Power Supplies 5V
Interface Parallel, SPI
Memory Size 256Kb 32K x 8
Nominal Supply Current 80mA
Memory Type Non-Volatile
Operating Mode ASYNCHRONOUS
Access Time 120ns
Memory Format EEPROM
Memory Interface Parallel
Organization 32KX8
Output Characteristics 3-STATE
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Standby Current-Max 0.0003A
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
Page Size 64words

Compliance

RoHS Status Non-RoHS Compliant
Lead Free Contains Lead

Dimensions

Height Seated (Max) 4.4mm
Length 16.51mm
Width 13.97mm

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