The AM29F400BT-55SD is a 4 Mbit (512 K x 8-bit) CMOS 5.0 Volt-only, Sector Erase Flash memory device manufactured by Advanced Micro Devices (AMD). It is designed for applications requiring non-volatile storage of data and code, providing a combination of high density, low power consumption, and fast access times.

Applications

• Embedded systems for storing boot code and application code
• Networking equipment for storing configuration data and firmware
• Industrial control systems for storing program data and calibration parameters
• Consumer electronics such as set-top boxes and gaming consoles
• Telecommunications equipment

Features

• High Density: 4 Mbit (512 K x 8-bit) storage capacity.
• 5.0 Volt-only Operation: Simplifies system design and reduces power consumption.
• Sector Erase Architecture: Allows for flexible and efficient memory management.
• Fast Access Time: 55 ns access time ensures quick data retrieval.
• CMOS Technology: Provides low power consumption and high noise immunity.
• Automated Erase and Program Algorithms: Simplifies software control and reduces development time.
• Sector Protection: Prevents accidental erasure or programming of critical data.
• Endurance: 100,000 write/erase cycles per sector.
• Data Retention: 20 years data retention.

Benefits

• Reliable Data Storage: Provides non-volatile storage for critical data and code, ensuring data integrity even when power is lost.
• Efficient Memory Management: Sector erase architecture allows for efficient use of memory space and reduces programming time.
• Fast System Performance: Fast access time ensures quick data retrieval, improving overall system performance.
• Simplified System Design: 5.0 Volt-only operation simplifies system design and reduces the need for external voltage regulators.
• Low Power Consumption: CMOS technology and low voltage operation minimize power consumption, making it suitable for portable and battery-powered applications.

Additional Details

The AM29F400BT-55SD operates over a temperature range of -40°C to +85°C. It utilizes a standard JEDEC pinout for easy integration into existing systems. The device supports various programming and erase operations, including sector erase, chip erase, and program suspend/resume. It is typically available in a 48-pin TSOP (Thin Small Outline Package).