Microchip Technology AT25DF021-SSHF-T Serial Flash Memory

The AT25DF021-SSHF-T is a high-performance 2-Mbit Flash memory device from Microchip Technology, designed to provide a reliable storage solution for a wide range of applications. This serial interface Flash memory is an ideal choice for manufacturers looking to enhance their products with fast data transfer rates, low power consumption, and robust security features.

With its SPI (Serial Peripheral Interface) compatibility, the AT25DF021-SSHF-T offers a simple and efficient way to integrate memory into a system. The device supports rapid read and write operations, which are critical for applications that require quick access to code or data, such as boot memory in computers, embedded systems, and IoT devices.

Key Features:

• Memory Capacity: 2-Mbit (256K x 8)
• Operating Voltage Range: 2.7V to 3.6V, accommodating various system power supplies.
• High-Speed Clock Frequency: Up to 85 MHz for standard SPI and 104 MHz for Dual-Output SPI, ensuring swift data retrieval and programming.
• Flexible Erase Capabilities: Supports sector erase (4KB), block erase (32KB and 64KB), and full chip erase, providing versatility in managing memory storage.
• Security: The device features a hardware-controlled lock-down function to protect specific memory areas from unauthorized access, enhancing the security of sensitive data.
• Endurance: Rated for a minimum of 100,000 program/erase cycles per sector, guaranteeing a long operational lifespan.
• Data Retention: Offers a data retention period of 20 years, ensuring the persistence of stored information over time.
• Package Type: The product is available in an 8-lead SOIC (0.208-inch width) package, making it suitable for compact PCB layouts.
• Temperature Range: Industrial-grade temperature range from -40°C to +85°C, allowing operation in harsh environmental conditions.

Whether you are developing consumer electronics, telecommunications equipment, or industrial control systems, the AT25DF021-SSHF-T provides the reliability and efficiency that modern technology demands. Its advanced features and robust design make it an excellent choice for designers who require a non-volatile memory solution that is both high-quality and cost-effective.

For more detailed specifications and application notes, please refer to the official datasheet provided by Microchip Technology.