IS46DR16160B-25DBLA2-TR

The IS46DR16160B-25DBLA2-TR is a 256Mbit DDR2 SDRAM organized as 16M x 16, designed for applications requiring high-speed parallel memory access. Built with proven DRAM technology and configured for 400MHz operation, this memory IC provides reliable data storage and retrieval across an extended temperature range of -40°C to 105°C. With its compact 84-TWBGA package and 1.8V nominal supply voltage, this component offers a practical solution for embedded systems, industrial equipment, and communication infrastructure.

Key Features

• Memory Configuration - 256Mbit capacity organized as 16M x 16, providing flexible data word management for various application requirements.
• High-Speed Operation - 400MHz clock frequency with 0.4ns access time enables rapid data throughput for time-critical applications.
• DDR2 SDRAM Technology - Double data rate synchronous architecture delivers efficient memory operations with predictable timing characteristics.
• Extended Temperature Range - Rated for -40°C to 105°C operation, ensuring reliable performance in harsh industrial and automotive environments.
• Low Voltage Design - 1.7V to 1.9V supply voltage reduces power consumption and heat generation in space-constrained designs.
• Compact Package - 84-TWBGA (8x12.5mm) footprint minimizes board space requirements while maintaining robust connectivity.

Typical Applications

• Industrial Control Systems - This DDR2 SDRAM serves as working memory for programmable logic controllers and industrial PCs, where the extended temperature range ensures consistent operation in factory floor environments subject to thermal extremes.
• Networking Equipment - The memory provides packet buffering and routing table storage in switches and routers, with high-speed access supporting wire-speed packet processing in enterprise and carrier-grade infrastructure.
• Automotive Infotainment - This DRAM supports graphics rendering and data caching in dashboard displays and navigation systems, operating reliably across the wide temperature swings experienced in vehicle environments.
• Medical Instrumentation - The component handles real-time data acquisition and signal processing in diagnostic equipment, where predictable DDR2 timing enables synchronized multi-channel data capture.
• Communication Infrastructure - This memory serves base station controllers and radio equipment in telecommunications systems, providing the data buffering needed for signal processing in environments without climate control.

Unique Advantages

• Extended Temperature Reliability: The -40°C to 105°C operating range eliminates the need for thermal management in many industrial and automotive applications, reducing system complexity and cost.
• Proven DDR2 Architecture: Mature SDRAM technology with established supply chains and well-documented design practices reduces integration risk and simplifies board-level validation.
• Balanced Capacity and Speed: 256Mbit density at 400MHz provides sufficient memory depth for embedded applications without the power overhead of larger, higher-speed alternatives.
• Space-Efficient Packaging: The 84-TWBGA format delivers high pin density in a compact footprint, enabling smaller board layouts in handheld and space-constrained equipment.
• Standard Supply Voltage: 1.8V nominal operation aligns with common embedded system power rails, simplifying power distribution design and reducing BOM count.
• Active Lifecycle Status: Current production availability ensures long-term supply continuity for designs with multi-year product lifecycles.

Why Choose IS46DR16160B-25DBLA2-TR?

This DDR2 SDRAM from ISSI delivers dependable parallel memory performance for industrial, automotive, and infrastructure applications where temperature resilience matters. The combination of extended temperature rating, proven DDR2 technology, and compact packaging makes it particularly well-suited for embedded systems operating in uncontrolled environments. Design teams working on industrial controllers, vehicle electronics, or outdoor telecommunications equipment will appreciate the reduced thermal management requirements and the stability of an established memory interface.

With active production status and straightforward integration into existing DDR2-compatible designs, this memory component supports both new product development and long-lifecycle system refreshes. The 256Mbit capacity and 400MHz speed strike a practical balance for applications requiring more than basic SRAM but less than the power and thermal budget of high-density DRAM alternatives.

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Contact our sales team to discuss pricing, lead times, and technical support for the IS46DR16160B-25DBLA2-TR. Our application engineers can assist with integration questions and provide reference designs to accelerate your development schedule.