The AT49F001NT is a 1-Megabit (128K x 8) CMOS Flash Memory manufactured by Atmel. It is a non-volatile memory device that can be electrically erased and reprogrammed, making it suitable for applications where firmware or data needs to be updated. This device operates from a single power supply and offers fast access times.

Applications

• Embedded Systems: Storing firmware and boot code for microcontrollers and embedded systems.
• Industrial Control Systems: Retaining calibration data and program code for industrial equipment.
• Consumer Electronics: Used in set-top boxes, gaming consoles, and other consumer devices for storing system software.
• Networking Equipment: Employed in network devices for storing boot loaders and configuration settings.
• Instrumentation: Storing program instructions and data in measurement and testing equipment.

Features

• 1-Megabit Density: Offers 1,048,576 bits of non-volatile storage capacity.
• Fast Access Time: Provides quick data retrieval for efficient system performance.
• Single Power Supply: Operates from a single power supply for simplified system design.
• Sector Erase: Allows for selective erasure of specific memory sectors.
• Low Power Consumption: Minimizes power requirements for energy-efficient operation.
• JEDEC Standard Pinout: Simplifies integration into existing designs.

Benefits

• Flexible Data Storage: Flash memory allows for easy data updates and modifications.
• Improved System Performance: Fast access times enhance the speed and responsiveness of embedded systems.
• Simplified Firmware Updates: In-system programmability enables remote or on-site firmware upgrades.
• Cost-Effective Solution: Provides a competitive storage option for applications requiring moderate memory capacity.
• Easy Integration: JEDEC standard pinout simplifies the process of incorporating the device into existing designs.
• Non-Volatile Memory: Retains data even when power is removed, ensuring persistent storage.

Additional Details

The AT49F001NT utilizes advanced CMOS technology for high performance and low power consumption. It is typically packaged in a DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) for easy integration into through-hole or surface-mount circuit boards. The device features TTL compatible inputs and outputs for seamless interfacing with other digital components. Due to its 'END-OF-LIFE' status, it is crucial to consider availability and potential replacements for new designs. It also typically incorporates write protection features to prevent accidental data corruption during system operation. The device is typically programmed using industry-standard flash memory programmers.