IS42S32800J-7BLI-TR

The IS42S32800J-7BLI-TR is a 256Mbit synchronous DRAM (SDRAM) device organized as 8M x 32 bits, designed for embedded systems requiring reliable volatile memory. Built on proven SDRAM technology, this device operates at clock frequencies up to 143MHz with a 5.4ns access time, making it suitable for industrial, consumer, and computing applications where moderate speed and extended temperature tolerance are essential.

This parallel-interface DRAM provides cost-effective memory expansion for systems requiring temporary data storage during operation, combining standard SDRAM architecture with industrial-grade temperature performance.

Key Features

• Memory Architecture - 256Mbit total capacity organized as 8M words by 32 bits, enabling flexible data bus configurations for 32-bit processors and controllers.
• Performance Specifications - 143MHz maximum clock frequency with 5.4ns access time delivers sufficient bandwidth for real-time control systems and data buffering applications.
• Power Requirements - Single 3V to 3.6V supply voltage simplifies power distribution and reduces board complexity in 3.3V logic systems.
• Parallel Interface - Standard synchronous DRAM interface with parallel data bus enables direct integration with common microcontrollers and processors without additional translation logic.
• Temperature Range - Rated for -40°C to 85°C ambient operation, providing extended environmental tolerance for industrial and automotive-adjacent applications.
• Package - Compact 90-pin TFBGA (8mm x 13mm) footprint conserves board space while maintaining robust interconnection for automated assembly processes.

Typical Applications

• Industrial Controllers - This SDRAM serves as working memory in PLCs and industrial computers where the extended temperature range ensures reliable operation in factory floor environments and the parallel interface simplifies integration with established controller architectures.
• Embedded Computing Platforms - In single-board computers and embedded modules, this device provides cost-effective volatile storage for operating systems and application data, with the 32-bit organization matching common processor bus widths to minimize glue logic.
• Medical Equipment - The SDRAM functions as temporary data storage in diagnostic instruments and patient monitoring systems where the industrial temperature rating supports varied clinical environments and the volatile nature ensures data doesn't persist after power-down.
• Consumer Electronics - This device enables memory expansion in set-top boxes, printers, and networking equipment where moderate performance requirements align with the device's speed characteristics and the compact TFBGA package fits space-constrained designs.
• Test and Measurement Instruments - In oscilloscopes and data acquisition systems, this SDRAM buffers captured data streams before processing or storage, with the 143MHz clock supporting sample rates common in mid-range instrumentation.

Unique Advantages

• Proven Technology Base: SDRAM architecture is well-established with mature driver support across operating systems and firmware environments, reducing integration risk and accelerating time-to-market.
• Industrial Temperature Qualification: The -40°C to 85°C operating range extends deployment options beyond commercial environments without requiring costly thermal management solutions.
• 32-Bit Native Organization: The 8M x 32 structure aligns naturally with 32-bit processor architectures, minimizing interface complexity and reducing component count compared to narrower memory devices.
• Standard Interface Protocol: Synchronous DRAM timing is directly supported by most embedded processors and FPGAs, eliminating the need for custom memory controllers or complex initialization sequences.
• Compact Ball Grid Array: The 90-pin TFBGA package provides a smaller footprint than equivalent TSOP packages while maintaining reliability for automated pick-and-place assembly and reflow processes.
• Active Lifecycle Status: Current production availability reduces long-term supply chain risk for designs requiring multi-year manufacturing runs.

Why Choose IS42S32800J-7BLI-TR?

This SDRAM is positioned for embedded designs where reliable, cost-effective volatile memory is required and the application demands industrial temperature tolerance without the complexity or expense of higher-speed DDR technologies. The combination of standard parallel interface, moderate performance, and extended temperature rating makes this device particularly suitable for industrial control, medical devices, and long-lifecycle embedded platforms where proven technology and supply stability are valued.

For engineers designing systems with 32-bit processors operating in varied thermal environments, the IS42S32800J-7BLI-TR provides a balanced solution that simplifies board design through single-supply operation and standard interface protocols while delivering the capacity and performance needed for typical embedded workloads.

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Contact our technical sales team to discuss how the IS42S32800J-7BLI-TR can meet your specific memory requirements. We can provide detailed specifications, reference designs, and volume pricing to support your development timeline.