The TN28F010-90 is a 1-Megabit (128K x 8) Flash Memory manufactured by Intel, with a likely access time of 90ns (indicated by '-90'). It is a non-volatile memory solution suitable for embedded applications requiring reliable storage and relatively quick access times.

Applications:

• Embedded Systems: Stores firmware, boot code, and configuration data in various embedded devices like industrial controllers and consumer electronics.
• Industrial Control Systems: Used to store program code and data in Programmable Logic Controllers (PLCs) and other industrial automation equipment.
• Networking Equipment: Stores configuration files and operating system code in routers, switches, and modems.
• Data Acquisition Systems: Captures and stores sensor data and measurement results in industrial and scientific instruments.

Features:

• 1-Megabit Density: Provides adequate storage capacity for code and data in many embedded applications.
• Fast Access Time (90ns): Enables rapid data retrieval for quick system startup and program execution.
• Non-Volatile Storage: Retains data even when power is off, ensuring reliable system operation.
• Sector Erase Architecture: Allows for selective erasure of memory blocks, minimizing erase and program times.
• Low Power Consumption: Minimizes power drain in battery-powered applications and reduces overall system power consumption.

Benefits:

• Reliable Data Storage: Ensures data integrity and long-term retention of critical system information.
• Fast System Startup: Quick access times enable faster booting and program loading.
• Flexible Memory Management: Sector erase architecture optimizes memory utilization and simplifies data updates.
• Extended Battery Life: Low power consumption extends the operational life of portable devices.
• Simplified System Design: Reduces the need for external memory management components.

Additional Details:

The TN28F010-90 typically comes in a DIP (Dual In-line Package) or PLCC (Plastic Leaded Chip Carrier) for easy integration into circuit boards. It operates on a single 5V power supply. The Intel datasheet provides comprehensive specifications on program/erase endurance cycles, data retention characteristics, and detailed timing parameters. The device is designed for in-system programming, allowing for firmware updates without requiring the chip to be removed from the circuit board. Specific sector sizes and organization details can be found in the official datasheet.