The AM28F512-90EC is a 512Kbit (64K x 8) Flash memory manufactured by Advanced Micro Devices (AMD). It is designed for non-volatile storage and offers in-system programmability, making it suitable for applications requiring frequent updates and data retention without power.

Applications

• Embedded Systems: Commonly used to store firmware, boot code, and configuration parameters in a wide range of embedded applications.
• Industrial Automation: Serves as non-volatile storage for control programs and calibration data in industrial equipment.
• Networking Devices: Provides storage for boot code, operating system images, and configuration files in routers, switches, and other network devices.
• Telecommunications Equipment: Used to store firmware, configuration data, and software updates in telecommunications infrastructure.
• Medical Devices: Stores critical parameters, calibration settings, and operating software in medical instruments.

Features

• 512Kbit (64K x 8) Organization: Offers a storage capacity of 524,288 bits, organized into 65,536 bytes.
• Flash Memory Technology: Electrically erasable and programmable (EEPROM), enabling in-system updates.
• Single +5V Power Supply: Operates on a single 5V power supply, simplifying system design.
• Fast Access Time: 90ns access time for rapid data access and retrieval.
• TTL Compatible Inputs/Outputs: Ensures straightforward integration with TTL-based systems.

Benefits

• Non-Volatile Storage: Retains stored data even in the absence of power.
• In-System Programmability: Allows for convenient software updates and configuration modifications without device removal.
• Simple Integration: Single 5V supply requirement simplifies design and reduces cost.
• Fast Performance: 90ns access time ensures quick data retrieval and execution.
• Robust Design: Suitable for a wide range of environmental conditions.

Additional Details

The AM28F512-90EC typically comes in a JEDEC standard DIP (Dual In-Line Package) or PLCC (Plastic Leaded Chip Carrier). The device is programmed using specific voltage sequences applied to designated pins. It often supports sector erase, allowing for selective erasure and reprogramming of memory blocks. This makes it ideal for applications requiring regular updates of specific code or data sections. Further details on erase cycle endurance and data retention specs require additional investigation. Supports JEDEC standard pinouts. Designed for surface mount or through-hole installation.