24AA1025-I/SM Memory by Microchip Technology

1Mb I2C compatible 2-wire Serial EEPROM

Status: Active
Series: 24AA1025
RoHS: Compliant
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The Microchip Technology Inc. 24AA1025 is a 1024Kb (128K x 8) Serial Electrically Erasable PROM (EEPROM), capable of operation across a broad voltage range (1.7V to 5.5V). It has been developed for advanced, low-power applications such as personal communications or data acquisition. This device has both byte write and page write capability of up to 128 bytes of data.
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Logo for Avnet America Avnet America
1,260 units
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Logo for Newark Electronics Newark Electronics
1,260 units
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Logo for Microchip Technology Microchip Technology
32 units
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Logo for Avnet Europe Avnet Europe
No stock
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Logo for Avnet Asia Avnet Asia
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Logo for Arrow Electronics Arrow Electronics
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Logo for Allied Electronics Allied Electronics
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128K x 8 (1024 Kbit)
128-Byte Page Write Buffer
Page Write Time 5 ms Max.
Hardware Write-Protect Pin
Factory Programming Available
Operating voltage 1.7V to 5.5V
Read current 450 uA, max.
Standby current 5 uA, max.
Cascadable up to Four Devices
100 kHz and 400 kHz Clock Compatible
Pb-Free and RoHS Compliant


Density (Organization) 1024K bit (x8)
Operating Voltage Min. (V) 1.7
Oper Voltage Max (V) 5.5
Max. Clock Freq. 400 kHz
Page Size (bytes) 128
Write Protected False
Write Protect Scheme Full Array
Endurance 1,000,000
Data Retention (Years) 200
Battery Backup False
Pins | Packaging 8 | SOIJ
Temp Range -40C to +85C
Packing Media Tube (90)


Application Notes
AN974 - Interfacing I2C™ Serial EEPROMs to PICmicro® Microcontrollers
AN976 - Using the MSSP Module to Interface I2C? Serial EEPROMs with PIC16 Devices
AN979 - Interfacing I2C™ Serial EEPROMs to PIC18 Devices
AN982 - Interfacing I2C Serial EEPROMs to PIC10 and PIC12 Devices
AN989 - Using the MSSP Module to Interface I2C? Serial EEPROMs with PIC18 Devices
AN991 - Using the C18 Compiler and the MSSP to Interface I2C™ EEPROMs with PIC18 Devices
AN997 - Using the C18 Compiler to Interface I2C? Serial EEPROMs with PIC18 Devices
AN1019 - EEPROM Endurance Tutorial
AN1028 - Recommended Usage of Microchip I2C? Serial EEPROM Devices
AN1079 - Using the C30 Compiler and the I2C? Peripheral to Interface Serial EEPROMs with dsPIC33F
AN1100 - Using the C30 Compiler to Interface Serial EEPROMs with dsPIC33F
AN1113 - Using C and a Hardware Module to Interface 8051 MCUs with I2C Serial EEPROMs
AN1147 - Interfacing 8051 MCUs with I2C Serial EEPROMs
AN1190 - Using ASM and a Hardware Module to Interface 8051 MCUs with I2C(TM) Serial EEPROMs
AN1195 - Using C to Interface 8051 MCUs with I2C(TM) Serial EEPROMs
AN1418 - Adding Flexibility by Using Multiple Footprints for I2C Serial EEPROMs

Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.1244
Shipping Weight (kg) 0.266667
Lead Count 8
Package Type SOIJ
Package Width or Size .208in
Soldering Composition Matte Tin

Alternative Descriptions

EEPROM Serial-I2C 1M-bit 128K x 8 1.8V/2.5V/3.3V/5V 8-Pin SOIJ Tube | Avnet America
SERIAL EEPROM, 1MBIT, 400KHZ, SOIJ-8 | Newark Electronics
24AA1025-I/SM MICROCHIP | Elfaro
1024K 128K X 8 2.5V SER EE | Microchip Technology
SMT TUBE | Component Electronics
1024K, 128K X 8, 1.8V SER EE, 128 BYTE PAGE, SOIC-8 | Allied Electronics

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Frequently Asked Questions

Where can I find additional details, specifications and documents for a 24AA1025-I/SM?

Additional datasheets, footprints and schematics for 24AA1025-I/SM are listed on our Part Details page. You can also find images and similar parts to 24AA1025-I/SM on this page.

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What category does 24AA1025-I/SM fall under?

The 24AA1025-I/SM is listed under Semiconductors - ICs > Memory > EEPROM.

Can I view similar or alternative parts?

You can view similar parts to 24AA1025-I/SM when available in the EEPROM range under the specifications section at the bottom of the details page.

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Is the 24AA1025-I/SM RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

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