Microchip Technology

25AA320T-I/SN  

Memory ICs Products

25AA320T-I/SN Description

The 25AA320T-I/SN from Microchip Technology is a 32Kbit (4K x 8) SPI Serial EEPROM designed for high-performance, low-power data storage applications. Operating within a 1.8V to 5.5V supply range, this EEPROM is ideal for both 3.3V and 5V systems, offering broad compatibility. With a 1 MHz clock frequency and SPI interface, it ensures efficient data transfer, while its 5ms write cycle time (word/page) balances speed and reliability. Packaged in an 8-SOIC surface-mount form factor, it is RoHS3 compliant and features a Moisture Sensitivity Level (MSL) 1 rating, making it suitable for automated assembly processes.

25AA320T-I/SN Features

• Memory Size & Organization: 32Kbit (4K x 8) for flexible data storage.
• Wide Voltage Range: Operates from 1.8V to 5.5V, supporting mixed-voltage systems.
• High-Speed SPI Interface: 1 MHz clock frequency for rapid read/write operations.
• Low Power Consumption: Optimized for battery-powered and energy-sensitive applications.
• Fast Write Cycle: 5ms page/write cycle time enhances efficiency.
• Robust Packaging: 8-SOIC with Tape & Reel (TR) for high-volume production.
• Reliability: REACH unaffected, RoHS3 compliant, and MSL 1 rated for durability.
• DigiKey Programmable: Pre-programmed options available for streamlined integration.

25AA320T-I/SN Applications

This EEPROM is ideal for:

• Industrial Automation: Parameter storage in PLCs, sensors, and control systems.
• Consumer Electronics: Firmware/configuration storage in smart devices, wearables.
• Automotive Systems: Non-volatile memory for infotainment, telematics, and diagnostics.
• Medical Devices: Secure data logging in portable and implantable equipment.
• IoT & Edge Computing: Low-power data retention for connected sensors and gateways.

Conclusion of 25AA320T-I/SN

The 25AA320T-I/SN stands out for its wide voltage range, SPI efficiency, and industrial-grade reliability, making it a versatile choice for modern embedded systems. Its compact footprint, fast write cycles, and compliance with environmental standards ensure seamless integration into demanding applications. Whether for automotive, IoT, or industrial use, this EEPROM delivers performance, flexibility, and longevity, aligning with Microchip’s reputation for high-quality memory solutions.

25AA320T-I/SN Documents

Download datasheets and manufacturer documentation for 25AA320T-I/SN

PCN Assembly/Origin :

Manufacturing Change 07/Apr/2022      

Datasheets :

25AA320, 25LC320, 25C320      

PCN Packaging :

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

Design Resources :

25AA320 Development Tool Selector      

HTML Datasheet :

25AA320, 25LC320, 25C320      

PCN Design/Specification :

Multiple Devices Datasheet Update 18/Aug/2014       CuPdAu Update 29/Jun/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH