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

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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