Microchip Technology

25AA256T-I/ST  

Memory ICs Products

25AA256T-I/ST Description

The 25AA256T-I/ST is a high-performance, 256Kbit EEPROM memory IC from Microchip Technology, designed to meet the demanding requirements of modern electronic systems. This device features a robust SPI memory interface, allowing for fast and efficient data transfer. With a clock frequency of 10 MHz, the 25AA256T-I/ST offers excellent performance in applications requiring high-speed data storage and retrieval.

25AA256T-I/ST Features

• Memory Size: 256Kbit (32K x 8), providing ample storage capacity for various applications.
• Technology: EEPROM, ensuring reliable and durable data retention.
• Voltage - Supply: 1.8V ~ 5.5V, offering flexibility in power supply requirements.
• Memory Interface: SPI, enabling fast data transfer and compatibility with a wide range of microcontrollers.
• Write Cycle Time - Word, Page: 5ms, allowing for rapid data updates.
• Mounting Type: Surface Mount, suitable for compact and space-constrained designs.
• RoHS Status: ROHS3 Compliant, ensuring environmental responsibility.
• REACH Status: REACH Unaffected, adhering to European Union regulations.
• ECCN: EAR99, indicating export control classification.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), providing robustness against moisture-related issues.

25AA256T-I/ST Applications

The 25AA256T-I/ST is ideal for a wide range of applications where non-volatile memory is required. Some specific use cases include:

1. Industrial Automation: For storing configuration data, calibration parameters, and firmware updates in programmable logic controllers (PLCs) and other automation equipment.
2. Consumer Electronics: In smart home devices, such as thermostats and lighting controls, for storing user preferences and settings.
3. Telecommunications: For storing network configurations and user data in routers, modems, and other communication devices.
4. Automotive: In infotainment systems and engine control units (ECUs) for storing firmware and calibration data.
5. Medical Devices: For storing patient data, device settings, and calibration parameters in medical monitoring and diagnostic equipment.

Conclusion of 25AA256T-I/ST

The 25AA256T-I/ST from Microchip Technology is a versatile, high-performance EEPROM memory IC that offers a combination of large storage capacity, fast data transfer, and robust performance. Its unique features, such as a wide voltage range, surface mount packaging, and compliance with environmental regulations, make it an excellent choice for a wide range of applications in the electronics industry. With its reliable performance and compatibility with various microcontrollers, the 25AA256T-I/ST is a valuable asset for designers looking to implement non-volatile memory solutions in their products.

25AA256T-I/ST Documents

Download datasheets and manufacturer documentation for 25AA256T-I/ST

PCN Assembly/Origin :

Bond Wire 28/Mar/2022      

Datasheets :

25AA256, 25LC256      

PCN Packaging :

Reel Design Update 07/May/2015       Label and Packing Changes 23/Sep/2015      

Design Resources :

25AA256 Development Tool Selector      

HTML Datasheet :

25AA256, 25LC256      

PCN Design/Specification :

25AA256/25LC256 23/Jul/2021       25AA256/25LC256 28/Aug/2019      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH