25AA040A-I/SN
- Mfr.Part #
- 25AA040A-I/SN
- Manufacturer
- Microchip Technology
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC EEPROM 4KBIT SPI 10MHZ 8SOIC
- Stock
- 717
- In Stock :
- 717
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- Manufacturer :
- Microchip Technology
- Product Category :
- Memory
- Memory IC Type :
- EEPROM
- Seated Height-Max :
- 1.75 mm
- Nominal Supply Current :
- 5mA
- Packaging :
- Tube
- Lead Free :
- Lead Free
- Data Retention :
- 200 Year
- Supply Voltage-Max (Vsup) :
- 5.5 V
- Package :
- Tube
- Maximum Operating Temperature :
- + 85 C
- Supply Voltage-Min (Vsup) :
- 1.8 V
- Memory Type :
- Non-Volatile
- Product Category :
- EEPROM
- Mount :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Height :
- 1.5mm
- Brand :
- Microchip Technology
- Mounting Type :
- Surface Mount
- Subcategory :
- Memory and Data Storage
- JESD-609 Code :
- e3
- Access Time :
- 50 ns
- Interface Type :
- SPI
- Mounting Style :
- SMD/SMT
- Manufacturer :
- Microchip
- Peak Reflow Temperature (Cel) :
- 260
- Base Product Number :
- 25AA040
- Max Supply Voltage :
- 5.5V
- Interfaces :
- Serial (SPI)
- Series :
- --
- Write Cycle Time-Max (tWC) :
- 5 ms
- Clock Frequency :
- 10MHz
- Power Supplies :
- 2/5 V
- Terminal Pitch :
- 1.27 mm
- Pin Count :
- 8
- Operating Mode :
- SYNCHRONOUS
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Position :
- Dual
- Density :
- 4 kb
- Min Supply Voltage :
- 1.8V
- HTS Code :
- 8542.32.00.51
- Number of Functions :
- 1
- Memory Width :
- 8
- Memory Density :
- 4096 bit
- Surface Mount :
- yes
- MSL :
- MSL 1 - Unlimited
- Qualification Status :
- Not Qualified
- Length :
- 4.9mm
- RoHS :
- Details
- Memory Size :
- 4Kb 512 x 8
- Memory Organization :
- 512 x 8
- JESD-30 Code :
- R-PDSO-G8
- Terminal Finish :
- Matte Tin (Sn)
- Max Frequency :
- 10MHz
- Pbfree Code :
- yes
- Additional Feature :
- DATA RETENTION > 200 YEARS; 1,000,000 ERASE/WRITE CYCLES
- Min Operating Temperature :
- -40°C
- Minimum Operating Temperature :
- - 40 C
- Organization :
- 512 x 8
- Memory Format :
- EEPROM
- Data Retention Time-Min :
- 200
- Number of Terminals :
- 8
- Product Type :
- EEPROM
- Max Operating Temperature :
- 85°C
- Package Shape :
- RECTANGULAR
- Reach Compliance Code :
- Compliant
- Number of Pins :
- 8
- Memory Interface :
- SPI
- Serial Bus Type :
- SPI
- Width :
- 3.9mm
- ECCN Code :
- EAR99
- Operating Temperature :
- -40°C~85°C TA
- Factory Lead Time :
- 18 Weeks
- Supplier Device Package :
- 8-SOIC
- Voltage - Supply :
- 1.8V~5.5V
- Temperature Grade :
- Industrial
- Parallel/Serial :
- Serial
- Supply Current-Max :
- 0.005 mA
- Product Status :
- Active
- Write Protection :
- HARDWARE/SOFTWARE
- Operating Supply Voltage :
- 5V
- Interface :
- SPI, Serial
- Terminal Form :
- Gull wing
- Base Part Number :
- 25AA040A
- REACH SVHC :
- No SVHC
- Standby Current-Max :
- 0.000001 A
- Endurance :
- 1000000 Write/Erase Cycles
- Write Cycle Time - Word, Page :
- 5ms
- Number of Words :
- 512 words
- Frequency :
- 10MHz
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Radiation Hardening :
- No
- Datasheets
- 25AA040A-I/SN
25AA040A-I/SN Documents

Memory Microchip Technology 25AA040A-I/SN Overview
The Memory Microchip Technology 25AA040A-I/SN is a high-performance 4Kbit EEPROM, which is part of Microchip Technology’s robust data storage solution series, offering reliable non-volatile memory for applications requiring data logging or configuration settings storage. Operating over a SPI (Serial Peripheral Interface) that supports up to 10 MHz, this device is packaged in an 8SOIC format, making it ideal for compact PCB layouts. This EEPROM is designed to meet the rigorous demands of high-speed data environments where low power consumption and stable operation are critical. The integration of this EEPROM into your designs ensures enhanced performance while maintaining low power usage and high reliability.
25AA040A-I/SN Features
This device supports a wide range of features that make it suitable for various advanced applications. Key features include a 10 MHz SPI interface, which allows for fast data transfer rates; a 4 Kbit memory size that provides sufficient storage for small-footprint applications; and a 1.8V to 5.5V operating voltage range, which ensures compatibility with most MCUs and digital systems. Additionally, its endurance of 1,000,000 erase/write cycles and data retention of over 200 years offer the reliability needed for critical applications.
25AA040A-I/SN Applications
- Wireless Communication Devices: Utilized for storing configuration data which allows for flexibility in software updates and device settings adjustments without main firmware modifications.
- Portable Medical Devices: Stores user and device calibration information to ensure accurate and consistent functionality in critical healthcare applications.
- Industrial Automation Systems: Serves as a secure storage for operational parameters in various machinery, enabling predictable performance and easy configurability across diverse environments.
- Consumer Electronics: Applied in settings such as television set preferences, remote control user settings, and other consumer device configurations, enhancing user experience through customization.
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