The SST28VF040A-200-4I is a high-performance flash memory device from Microchip Technology, designed to offer reliable storage solutions for a wide range of applications. This 4-megabit flash memory chip operates with a 200 ns access time, making it suitable for systems that require fast data access and high-speed program execution.

Key Features

• Memory Size: 4 Mbit (512K x 8)
• Access Time: 200 nanoseconds
• Operating Temperature Range: -40°C to +85°C (Industrial grade)
• Package: 32-lead PLCC (Plastic Leaded Chip Carrier)
• Interface Type: Parallel
• Voltage Supply: 4.5V to 5.5V
• Endurance: 100,000 cycles (minimum)
• Data Retention: 100 years (minimum)

Performance and Reliability

The SST28VF040A-200-4I is engineered for high-speed operation with a fast access time of 200 ns, which is crucial for applications that demand quick retrieval of code and data. The device is also characterized by its high endurance, with a minimum of 100,000 write cycles, and a data retention period of at least 100 years, ensuring long-term reliability and stability of stored data.

Applications

Due to its robustness and fast performance, the SST28VF040A-200-4I is ideal for a variety of applications, including but not limited to:

• Embedded systems
• Boot memory for computers and servers
• Telecommunication equipment
• Industrial control systems
• Automotive electronics
• Medical devices

Easy Integration and Use

The device comes in a 32-lead PLCC package, which is widely used and easy to integrate into existing designs. The parallel interface facilitates simple connection to microcontrollers and other digital systems. Moreover, the industry-standard package and pinout make the SST28VF040A-200-4I a drop-in replacement for many similar flash memory devices, enabling seamless upgrades and maintenance.

With its combination of speed, durability, and ease of use, the SST28VF040A-200-4I from Microchip Technology is an excellent choice for designers looking to incorporate a reliable flash memory solution into their electronic products.