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Microchip Technology AT24C128N-10SQ-2.7 EEPROM

EEPROM Memory IC 128Kbit I2C 400 kHz 2.7V ~ 5.5V 8-SOIC

1,760 ActiveMicrochip Technology8-SOIC$3.90RoHS
AT24C128N-10SQ-2.7 8-SOIC package illustration

Same model may have multiple batches, images only for reference.

AT24C128N-10SQ-2.7
Part Number (MPN)
AT24C128N-10SQ-2.7
Detailed Description
IC EEPROM 128KBIT I2C 8SOIC
Package
8-SOIC
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PDF AT24C128N-10SQ-2.7 Datasheet
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Technical Specifications

Microchip Technology AT24C128N-10SQ-2.7 EEPROM technical specifications.

General

Memory Size
128Kbit
RoHS
ROHS3 Compliant
Package / Case
8-SOIC
Packaging
Bulk
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Active
Max Frequency
400 kHz
Memory Type
Non-Volatile

Alternate Parts Comparison (AT24C128N-10SQ-2.7 vs AT93C66A-10SQ-2.7 vs AT93C66A-SQ27U2 vs AT25080N-10SI-2.7)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / Case8-SOIC8-SOIC8-SOIC8-SOIC
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Operating Temperature-40°C ~ 125°C (TA)-40°C ~ 125°C (TA)-40°C ~ 125°C (TA)-40°C ~ 85°C (TA)
Supply Voltage2.7V ~ 5.5V2.7V ~ 5.5V2.7V ~ 5.5V2.7V ~ 5.5V
Memory Size128Kbit4Kbit4Kbit8Kbit
RoHSROHS3 CompliantYesNot applicableRoHS non-compliant
Lifecycle StatusActiveActiveActiveObsolete
Clock Frequency400 kHz2 MHz2 MHz3 MHz
Max Frequency400 kHz2 MHz2 MHz3 MHz
Memory FormatEEPROMEEPROMEEPROMEEPROM
Memory InterfaceI2C3-Wire Serial3-Wire SerialSPI
Memory Organization16K x 8512 x 8, 256 x 16512 x 8, 256 x 161K x 8
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Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.