25AA1024-I/SM Memory by Microchip Technology

1Mb 1.8V SPI Serial EEPROM

Status: Active
Series: 25AA1024
RoHS: Compliant
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The Microchip 25AA1024 is a 1 Mb Serial EEPROM utilizing the industry standard Serial Peripheral Interface (SPI) compatible serial bus. The device is organized as one block of 128K x 8-bit and is optimized for use in consumer electronics, industrial, medical, and automotive applications where reliable and dependable nonvolatile memory storage is essential. Software write protection allows the user to protect ¼, ½, or the entire memory array. A hardware write protect pin is also provided, which additionally protects against inadvertent writes to the status register. The EEPROM is available in a variety of space-saving packaging options.
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Features

128K x 8-bit (1 Mbit)
Supports SPI modes 0 and 3
Up to 20 MHz clock frequency
Self-Timed Erase and Write Cycles (6 ms max.)
Read current: 10 mA (Max) at 20 MHz
Write current: 7mA (Max) at 5.5V
Deep power-down current: 1 µA (Max) at 2.5 V
Block Write Protection: Protect 1/4, 1/2 or Entire Array
More than 1 million erase/write cycles
Data retention > 200 years
Industrial (I): -40°C to 85°C
Automotive AECQ-100 Qualified1
Factory Programming Available
Available in standard packages including 8-lead PDIP and SOIJ, and advanced package 8-lead 5x6 DFN

Specifications

Density (Organization) 1024 Kbit
Operating Voltage Min. (V) 1.8
Oper Voltage Max (V) 5.5
Max. Clock Freq. 20 MHz
Page Size (bytes) 256
Write Protected True
Write Protect Scheme Quarter, Half, Whole Array
Endurance 1,000,000
Data Retention (Years) 0
Bus Modes SPI
Battery Backup False
Pins | Packaging 8 | SOIJ
Temp Range -40C to +85C
Packing Media Tube (90)

Resources


Application Notes
AN909 - Interfacing SPI? Serial EEPROMs to PIC16 Devices
AN966 - Interfacing SPI Serial EEPROMs to Microchip PICmicro® Microcontrollers
AN995 - Using the C18 Compiler and the MSSP to Interface SPI? EEPROMs with PIC18 Devices
AN1000 - Using the MSSP Module to Interface SPI? Serial EEPROMs with PIC18 Devices
AN1006 - Interfacing SPI(TM) Serial EEPROMs to PIC18 Devices
AN1018 - Using the C18 Compiler to Interface SPI Serial EEPROMs with PIC18 Devices
AN1019 - EEPROM Endurance Tutorial
AN1040 - Recommended Usage of Microchip SPI Serial EEPROM Devices
AN1073 - Interfacing Microchip SPI Serial EEPROMs to NXP P89LPC9XX Microcontrollers Using Hardware Peripheral
AN1069 - Using C30 Compiler and the SPI module to Interface EEPROMs with dsPIC33F and PIC24F
AN1096 - Using the C30 Compiler to Interface SPI Serial EEPROMs with dsPIC33
AN1193 - Using C to Interface 8051 MCUs with SPI Serial EEPROMs
AN1197 - Using a Hardware Module to Interface 8051 MCUs with SPI Serial EEPROMs
AN1198 - Interfacing 8051 MCUs with SPI Serial EEPROMs
AN1234 - Using C and a Hardware Module to Interface Texas Instruments' MSP430XXXX MCUs with SPI Serial EEPROMs
AN1235 - Using C to Interface Texas Instruments' MSP430XXXX MCUs with SPI Serial EEPROMs
AN1419 - Adding Flexibility by Using Multiple Footprints for SPI 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

IC: EEPROM memory | Elfaro
SMT TUBE | Component Electronics
EEPROM Serial-SPI 1M-bit 128K x 8 2.5V/3.3V/5V 8-Pin SOIJ Tube | Avnet America
Microchip Serial EEPROM Memory 1Mbit 250ns 1.8 to 5.5V 8-Pin SOIJ | Allied Electronics
SERIAL EEPROM, 1MBIT, 20MHZ, SOIJ-8 | Newark Electronics
1024K SPI SERIAL EEPROM 1.8V | Microchip Technology

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Frequently Asked Questions

Where can I find additional details, specifications and documents for a 25AA1024-I/SM?

Additional datasheets, footprints and schematics for 25AA1024-I/SM are listed on our Part Details page. You can also find images and similar parts to 25AA1024-I/SM on this page.

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What category does 25AA1024-I/SM fall under?

The 25AA1024-I/SM is listed under Semiconductors - ICs > Memory > EEPROM.

Can I view similar or alternative parts?

You can view similar parts to 25AA1024-I/SM when available in the EEPROM range under the specifications section at the bottom of the details page.

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Submit any questions directly to the customer support team of the distributor listing the product. For the 25AA1024-I/SM you can contact the distributor directly for product support, shipping queries etc.

Is the 25AA1024-I/SM RoHS compliant?

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

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