IS45S32800J-7TLA1-TR

The IS45S32800J-7TLA1-TR is a 256Mbit synchronous DRAM from ISSI designed for embedded and industrial systems requiring reliable parallel memory. With its 8M x 32 organization and 143MHz clock frequency, this SDRAM delivers consistent performance across extended temperature ranges from -40°C to 85°C. The device operates on a standard 3V to 3.6V supply and is packaged in an 86-TSOP II format.

Key Features

• Memory Architecture - 256Mbit capacity organized as 8M x 32, providing flexible word-wide access for 32-bit processor systems and parallel data bus applications.
• Performance Specifications - 143MHz clock frequency with 5.4ns access time enables fast read and write operations for time-sensitive embedded applications.
• Operating Voltage - 3V to 3.6V supply voltage compatible with standard logic levels in industrial control systems and embedded platforms.
• Extended Temperature Range - Rated for -40°C to 85°C ambient temperature operation, ensuring reliable function in harsh industrial environments.
• Package Configuration - 86-TSOP II package with 0.400" width provides industry-standard footprint for straightforward PCB integration.

Typical Applications

• Industrial Control Systems - This SDRAM provides working memory for programmable logic controllers (PLCs) and distributed control systems where extended temperature tolerance ensures reliable operation in factory floor conditions.
• Embedded Computing Platforms - The 32-bit parallel interface and 8M x 32 organization make this device well-suited for single-board computers and embedded processors requiring direct memory access with minimal latency.
• Test and Measurement Equipment - The 143MHz clock frequency and fast access time support data buffering and signal processing tasks in oscilloscopes, spectrum analyzers, and automated test equipment.
• Industrial Networking Devices - This DRAM serves as packet buffer memory in industrial Ethernet switches and fieldbus gateways where wide temperature operation maintains network reliability in challenging installations.
• Motor Drives and Motion Controllers - The parallel interface enables fast parameter storage and motion profile buffering in variable frequency drives and servo controllers operating across industrial temperature ranges.

Unique Advantages

• Wide Temperature Operation: The -40°C to 85°C rating eliminates the need for thermal management in many industrial installations, reducing system complexity and cost.
• Standard SDRAM Interface: Synchronous operation with common clock frequencies simplifies controller design and allows direct connection to most embedded processors without additional glue logic.
• 32-bit Data Bus: The 8M x 32 organization matches native processor word sizes, reducing access cycles and improving system throughput compared to narrower memory configurations.
• Industry-Standard Package: The 86-TSOP II footprint is widely supported by PCB manufacturers and assembly houses, streamlining production and enabling second-source options.
• Proven Technology: SDRAM architecture offers predictable timing characteristics and well-understood design practices, reducing development risk compared to newer memory technologies.
• Active Lifecycle Status: Current production availability supports long-term design commitments typical of industrial and embedded product lifecycles.

Why Choose IS45S32800J-7TLA1-TR?

The IS45S32800J-7TLA1-TR offers a reliable memory solution for industrial and embedded designs where extended temperature operation, predictable performance, and standard interfaces are essential. Its 32-bit parallel architecture provides efficient memory access for processor-based systems, while the -40°C to 85°C temperature range ensures consistent operation in demanding environments without requiring active cooling. The 86-TSOP II package follows industry conventions for straightforward board integration and manufacturing.

This device is particularly well-suited for control systems, test equipment, and industrial computing platforms where proven SDRAM technology, wide temperature tolerance, and long-term availability align with product development timelines and support requirements. The combination of adequate density, appropriate speed, and industrial-grade specifications makes this SDRAM a practical choice for designs requiring stable, long-production-life memory components.

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Contact our sales team for pricing information, volume discounts, and technical support for the IS45S32800J-7TLA1-TR. We can provide detailed specifications, application notes, and assistance with design integration to ensure this SDRAM meets your project requirements.