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AT28C256-15JU
Microchip TechnologyRoHS 
RoHS compliant
RoHS compliantPackage 32-LCC (J-Lead)
Category Memory / Memory
Description
e3 Surface Mount AT28C256 Tube ic memory 5MHz 150ns 11.51mm 50mA
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Inventory: 6911
Minimum: 1
Total Price: USD $40.27
Unit Price: USD $40.2724
≥1 USD $40.2724
≥200 USD $33.04385
≥500 USD $32.0112
≥1000 USD $30.97855
Technical Details
Physical
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 32-LCC (J-Lead)
Number of Pins 32
Dimensions
Height 2.79mm
Length 14.1mm
Width 11.51mm
Technical
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) 2 (1 Year)
Number of Terminations 32
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Peak Reflow Temperature (Cel) 245
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 1.27mm
Frequency 5MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT28C256
Operating Supply Voltage 5V
Power Supplies 5V
Interface Parallel, SPI
Memory Size 256Kb 32K x 8
Nominal Supply Current 50mA
Memory Type Non-Volatile
Access Time 150ns
Memory Format EEPROM
Memory Interface Parallel
Write Cycle Time - Word, Page 10ms
Density 256 kb
Standby Current-Max 0.0002A
Programming Voltage 5V
Endurance 10000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10 ms
Data Retention Time-Min 10
Write Protection HARDWARE/SOFTWARE
Data Polling YES
Toggle Bit YES
Page Size 64words
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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