The AT25F512B-SSH is a 512-kilobit Serial Flash memory device manufactured by Atmel (now Microchip Technology). It utilizes a Serial Peripheral Interface (SPI) for communication and is designed for non-volatile storage of firmware, configuration settings, and data in various electronic systems. Its key features include low power consumption, compact size, and reliable data retention, making it suitable for embedded applications.

Applications:

• Storage of firmware in embedded systems
• Configuration data storage
• Data logging
• Portable electronic devices (e.g., MP3 players, GPS devices)
• Industrial control systems

Features:

• 512-kilobit (64K x 8) Serial Flash Memory
• Standard SPI Interface: Supports SPI Modes 0 and 3
• Single 2.7V to 3.6V Power Supply
• Low Power Consumption: Active, Standby, and Deep Power-Down Modes
• Fast Read Operation
• Hardware Write Protection
• Page Write Mode (256 bytes per page)
• Endurance: 100,000 Program/Erase Cycles
• Data Retention: 20 Years
• Small Footprint Package

Benefits:

• Provides reliable non-volatile storage for critical data.
• Simple SPI interface simplifies integration with microcontrollers and other host devices.
• Low power consumption maximizes battery life in portable applications.
• Fast read operation enables quick retrieval of stored data.
• Hardware write protection prevents accidental modification of data.
• Long endurance ensures reliable operation over the product's lifespan.

Technical Specifications:

The AT25F512B-SSH operates from a single 2.7V to 3.6V power supply. The SPI clock frequency can reach up to 104 MHz. The typical active current is 4 mA, and the standby current is 5 μA. The deep power-down current is 1 μA. The operating temperature range is -40°C to +85°C. The SSH indicates the specific package type, typically SOIC or TSSOP. This device supports byte and page write operations for efficient programming.