The AT25DF041A-SSHF is a 4-Mbit Serial Flash memory device from Microchip (formerly Atmel), featuring a Serial Peripheral Interface (SPI) for accessing the memory. It is designed for systems requiring non-volatile storage in a small package.
Applications
- Code storage for microcontrollers
- Data logging
- Storage of configuration settings
- Embedded systems
- Industrial and consumer electronics
Features
- 4-Mbit (512K x 8) organization
- High-Speed SPI Interface: Up to 85MHz
- Single Supply Voltage: 2.7V to 3.6V
- Page Program (256 Bytes)
- Sector Erase (4KB), Block Erase (64KB), Chip Erase
- Software Write Protection
- Low Power Consumption
- Endurance: 100,000 Program/Erase Cycles
- Data Retention: 20 Years
- Packages: SOIC, TSSOP, and others
Benefits
- Fast data transfer rates through the SPI interface.
- Flexible erase options for efficient memory management.
- Software write protection to prevent accidental data modification.
- Low power consumption suitable for portable devices.
- Compact package options for space-constrained applications.
Technical Specifications
The AT25DF041A-SSHF operates from a single supply voltage of 2.7V to 3.6V. The SPI interface supports clock frequencies up to 85 MHz. The operating temperature range is typically -40°C to +85°C. It features software write protection, page program operations, and sector/block/chip erase capabilities. The device guarantees a minimum of 100,000 program/erase cycles and a data retention of 20 years. It is available in various packages, including SOIC and TSSOP.
