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24LC21-I/P
Microchip TechnologyRoHS 
RoHS compliant
RoHS compliantPackage 8-DIP (0.300, 7.62mm)
Category Memory / Memory
Description
e3 Through Hole 24LC21 Tube ic memory 400kHz 900ns 7.62mm 3mA
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Inventory: 1935
Minimum: 1
Total Price: USD $0.49
Unit Price: USD $0.491309
≥1 USD $0.491309
≥10 USD $0.463507
≥100 USD $0.437267
≥500 USD $0.412522
≥1000 USD $0.389166
Technical Details
Physical
Mount Through Hole
Mounting Type Through Hole
Package / Case 8-DIP (0.300, 7.62mm)
Number of Pins 8
Dimensions
Height Seated (Max) 4.32mm
Length 9.46mm
Width 7.62mm
Technical
Operating Temperature -40°C~85°C TA
Packaging Tube
Published 2004
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
Terminal Finish Matte Tin (Sn)
Additional Feature 2-WIRE SERIAL INTERFACE; DATA RETENTION > 200 YEARS; 1000000 ERASE/WRITE CYCLES GUARANTEED
Technology CMOS
Voltage - Supply 2.5V~5.5V
Terminal Position DUAL
Number of Functions 1
Supply Voltage 3V
Terminal Pitch 2.54mm
Base Part Number 24LC21
Pin Count 8
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 3/5V
Supply Voltage-Min (Vsup) 2.5V
Interface I2C, Serial
Memory Size 1Kb 128 x 8
Nominal Supply Current 3mA
Memory Type Non-Volatile
Clock Frequency 400kHz
Access Time 900ns
Memory Format EEPROM
Memory Interface I2C
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 1 kb
Standby Current-Max 0.00003A
Serial Bus Type I2C
Endurance 1000000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10ms
Data Retention Time-Min 200
I2C Control Byte 1010XXXR
Compliance
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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