Microchip Technology

25AA020A-I/ST

25AA020A-I/ST Description

The 25AA020A-I/ST from Microchip Technology is a 2Kbit SPI Serial EEPROM designed for high-performance, low-power data storage applications. Organized as 256 x 8, this EEPROM operates over a wide voltage range (1.8V to 5.5V), making it suitable for both 3.3V and 5V systems. It features a 10 MHz SPI interface, ensuring fast data transfer rates, and supports byte-level and page-level writes with a 5ms write cycle time. Housed in an 8-pin TSSOP package, it is ideal for space-constrained designs. The device is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1, ensuring reliability in various environmental conditions.

25AA020A-I/ST Features

• Memory Size & Organization: 2Kbit (256 x 8) for flexible data storage.
• SPI Interface: Supports clock frequencies up to 10 MHz for high-speed communication.
• Wide Voltage Range: Operates from 1.8V to 5.5V, compatible with mixed-voltage systems.
• Low Power Consumption: Optimized for battery-powered and portable devices.
• Fast Write Cycle: 5ms write time for efficient data updates.
• Robust Packaging: 8-TSSOP surface-mount package for compact PCB designs.
• High Reliability: Endurance of 1,000,000 write cycles and data retention of 200 years.
• Compliance: RoHS3, REACH Unaffected, and ECCN EAR99 for global market suitability.

25AA020A-I/ST Applications

• Consumer Electronics: Configuration storage in smart devices, wearables, and IoT sensors.
• Industrial Systems: Parameter storage in PLCs, motor control, and automation equipment.
• Automotive: Non-volatile memory for infotainment, telematics, and ECU logging.
• Medical Devices: Secure data retention in portable diagnostic and monitoring equipment.
• Embedded Systems: Firmware storage, calibration data, and system configuration in microcontrollers.

Conclusion of 25AA020A-I/ST

The 25AA020A-I/ST stands out as a high-performance, versatile EEPROM with low-power operation, wide voltage compatibility, and robust SPI interfacing. Its compact form factor, high endurance, and fast write cycles make it an excellent choice for applications demanding reliable non-volatile memory. Whether in consumer, industrial, automotive, or medical systems, this EEPROM delivers efficiency, durability, and ease of integration, solidifying its position as a preferred solution for modern embedded designs.