AS4C64M8D2-25BANTR

The AS4C64M8D2-25BANTR from Alliance Memory is a 512Mbit DDR2 SDRAM organized as 64M x 8, designed for applications requiring reliable memory performance across extended temperature ranges. Built on proven SDRAM-DDR2 technology, this volatile memory device operates at 400MHz and delivers fast access times of 0.4ns. With an operating temperature range of -40°C to 105°C (TC), it serves industrial, automotive, and embedded systems where environmental extremes demand consistent performance.

This parallel interface DRAM provides designers with a cost-effective memory solution that balances speed, capacity, and environmental resilience, making it suitable for systems that must operate reliably in harsh conditions without compromising data throughput.

Key Features

• Memory Organization - 64M x 8 configuration provides 512Mbit total capacity, offering flexibility for applications requiring byte-wide data paths.
• DDR2 SDRAM Technology - Double data rate architecture operating at 400MHz clock frequency delivers efficient data transfer with proven reliability.
• Fast Access Performance - 0.4ns access time and 15ns write cycle time support responsive system operation for time-sensitive applications.
• Extended Temperature Range - Operates from -40°C to 105°C (TC), ensuring consistent performance in industrial environments and temperature-stressed applications.
• Compact 60-TFBGA Package - 8x10mm FBGA footprint minimizes board space while maintaining reliable connections in vibration-prone environments.
• Standard Voltage Operation - 1.7V to 1.9V supply voltage range simplifies power supply design and integration into existing systems.

Typical Applications

• Industrial Control Systems - This DDR2 SDRAM provides reliable memory for PLCs, motor drives, and process controllers where extended temperature tolerance ensures consistent operation in factory floor environments subject to heat and cold extremes.
• Automotive Infotainment and Telematics - The extended temperature rating supports automotive applications including dashboard displays, navigation systems, and telematics modules that must function reliably from cold starts to high cabin temperatures.
• Medical Instrumentation - Provides stable memory performance for diagnostic equipment and monitoring devices that may be deployed in varied environmental conditions or require extended operational lifespans.
• Networking and Telecommunications Equipment - Supports routers, switches, and base stations deployed in outdoor enclosures or equipment rooms where ambient temperatures fluctuate beyond commercial ranges.
• Embedded Computing Systems - Serves as reliable working memory for embedded processors in transportation, energy management, and building automation systems operating in uncontrolled environments.

Unique Advantages

• Proven DDR2 Platform: Mature technology with extensive industry deployment reduces integration risk and ensures long-term availability for systems with extended lifecycles.
• Extended Temperature Resilience: -40°C to 105°C operating range eliminates the need for additional thermal management in many industrial and automotive applications, reducing system cost and complexity.
• Parallel Interface Compatibility: Standard parallel memory interface simplifies migration from existing designs and maintains compatibility with established processor and controller architectures.
• Compact Form Factor: 60-pin FBGA package in 8x10mm footprint conserves valuable PCB real estate while providing robust mechanical connections suitable for vibration-prone installations.
• Active Lifecycle Status: Current production availability supports new designs and provides confidence in long-term supply for products with multi-year service requirements.
• Balanced Performance Profile: 400MHz operation and fast access times deliver responsive performance for embedded applications without the power consumption or cost premium of higher-speed alternatives.

Why Choose AS4C64M8D2-25BANTR?

The AS4C64M8D2-25BANTR is positioned for designers who need reliable DDR2 memory that performs consistently across extended temperature ranges. Its combination of proven technology, industrial-grade temperature tolerance, and compact packaging makes it well-suited for embedded systems, industrial controls, and automotive applications where environmental resilience is essential. The parallel interface and standard voltage requirements facilitate straightforward integration into both new designs and legacy system upgrades.

For systems with multi-year service lives or deployment in challenging environments, this memory device offers the long-term availability and environmental tolerance needed to ensure consistent operation throughout the product lifecycle.

Get Started with AS4C64M8D2-25BANTR

Ready to integrate reliable extended-temperature DDR2 memory into your next design? Contact our technical sales team to discuss your specific requirements, request detailed specifications, or obtain pricing and availability information for the AS4C64M8D2-25BANTR.