AS4C64M8D2-25BAN

The AS4C64M8D2-25BAN from Alliance Memory is a 512Mb DDR2 SDRAM organized as 64M x 8 bits, delivering reliable high-speed memory performance in a compact 60-TFBGA package. Designed for applications requiring robust operation across demanding thermal environments, this DDR2 memory device operates over an extended case temperature range of -40°C to +105°C.

With a 400MHz clock frequency and 0.4ns access time, the AS4C64M8D2-25BAN provides the bandwidth necessary for data-intensive embedded systems while maintaining low power consumption through its 1.7V to 1.9V supply voltage range.

Key Features

• Memory Architecture - 512Mb DDR2 SDRAM organized as 64M x 8 configuration, providing efficient byte-wide data access for embedded applications.
• High-Speed Performance - 400MHz clock frequency with 0.4ns access time and 15ns write cycle time enables responsive data throughput for demanding workloads.
• Extended Temperature Operation - Operates across -40°C to +105°C case temperature range, ensuring reliable performance in industrial and harsh environment applications.
• Low Voltage Operation - 1.7V to 1.9V supply voltage reduces power consumption compared to higher voltage memory alternatives.
• Parallel Interface - Standard parallel memory interface provides straightforward integration with a wide range of processors and controllers.
• Compact Package - 60-TFBGA (8x10mm) package enables space-efficient board layouts while maintaining excellent thermal characteristics.

Typical Applications

• Industrial Automation Systems - The extended temperature range makes this DDR2 SDRAM well-suited for PLCs, motor drives, and factory automation equipment where ambient temperatures can vary significantly.
• Embedded Computing Platforms - Single-board computers and embedded modules benefit from the 512Mb density and reliable operation across temperature extremes.
• Telecommunications Equipment - Network routers, switches, and base station controllers utilize this memory for buffering and data processing tasks requiring consistent performance.
• Medical Instrumentation - Diagnostic equipment and patient monitoring systems rely on the extended temperature rating for dependable operation in clinical environments.
• Transportation and Vehicle Systems - Infotainment, telematics, and fleet management systems benefit from the wide operating temperature range during vehicle operation.

Unique Advantages

• Broad Temperature Tolerance: The -40°C to +105°C operating range eliminates the need for additional thermal management in many industrial designs.
• Power Efficiency: Low 1.7V to 1.9V supply voltage reduces system power consumption and simplifies power supply design.
• Drop-In Compatibility: Standard DDR2 parallel interface enables direct replacement in existing designs without requiring layout changes.
• Long-Term Availability: Alliance Memory specializes in providing extended lifecycle support for memory products, reducing obsolescence risk.
• Compact Footprint: The 60-FBGA package maximizes board space utilization while maintaining thermal performance.

Why Choose AS4C64M8D2-25BAN?

The AS4C64M8D2-25BAN is an ideal choice for designers requiring proven DDR2 SDRAM technology with extended temperature capabilities. Its combination of 512Mb density, 400MHz performance, and -40°C to +105°C operating range addresses the needs of industrial, embedded, and telecommunications applications where environmental resilience is essential.

For designs transitioning from other DDR2 sources or requiring a reliable memory solution with long-term availability, the AS4C64M8D2-25BAN from Alliance Memory delivers the performance and temperature tolerance modern embedded systems demand.

Call to Action

Contact our sales team to request a quote for the AS4C64M8D2-25BAN or to discuss your specific memory requirements. Our technical support team is available to assist with design integration and volume pricing inquiries.