STMicroelectronics M29F400BB55M3T

The M29F400BB55M3T is a high-performance 4 Mbit (4,194,304 bits) Flash memory product from STMicroelectronics. It is designed to offer a flexible and cost-effective storage solution for a wide range of applications, including embedded systems, telecommunications, automotive devices, and more. This Flash memory device operates on a single 5V power supply, making it suitable for systems that require low power consumption.

Key Features

• Memory Size: 4 Mbit (512K x 8 or 256K x 16)
• Supply Voltage: 5V ± 10% for Read, Erase, and Program operations
• Access Time: 55ns, providing fast read capabilities for high-speed applications
• Programming Time: 10µs per byte/word typical, which ensures quick and efficient programming
• Boot Block: Features a boot block that allows for the storage of secure code
• Block Organization: Flexible block organization with a 16K byte Boot Block, two 8K byte Parameter Blocks, one 96K byte Main Block, and seven 64K byte Main Blocks
• Temperature Range: -40°C to +85°C, suitable for industrial applications
• Package: Offered in a 44-pin SOP (Plastic Small Outline Package)

Performance and Reliability

The M29F400BB55M3T features a high-speed access time of 55ns, which allows for quick data retrieval, enhancing the overall performance of the system it is integrated into. The device also includes a low power consumption design and a wide operating temperature range, ensuring reliability and durability in varying environmental conditions.

Security and Flexibility

With its boot block architecture, the M29F400BB55M3T provides a secure section for critical code such as firmware or bootloader, ensuring protected execution upon system startup. The block organization of the memory allows for easy erasure and reprogramming of sections without affecting the entire memory, which is pivotal for data integrity and system updates.

Applications

This Flash memory device is ideal for applications that require non-volatile storage with high-density and fast access times, such as advanced mobile phones, set-top boxes, and other consumer electronics, as well as automotive and industrial control systems where reliability and endurance are paramount.