IS45S32800J-7BLA1

The IS45S32800J-7BLA1 is a 256-megabit synchronous dynamic RAM (SDRAM) from ISSI, organized as 8M x 32 with a parallel interface. Operating at up to 143MHz clock frequency with 5.4ns access time, this SDRAM delivers reliable performance for embedded systems requiring substantial data buffering and processing capabilities.

Designed for industrial-grade applications, this device operates across an extended temperature range of -40°C to 85°C, making it suitable for demanding environments where standard commercial-grade memory may not suffice.

Key Features

• Memory Architecture - 256Mbit capacity organized as 8M x 32, providing flexible data width for 32-bit processor interfaces and high-throughput applications.
• Performance Specifications - 143MHz clock frequency with 5.4ns access time enables fast data transfers for real-time processing and buffering operations.
• Power Supply - 3V to 3.6V operating voltage range supports standard 3.3V logic systems and allows for minor voltage variations in industrial power supplies.
• Parallel Interface - Direct parallel SDRAM interface simplifies integration with microprocessors, FPGAs, and DSPs that support standard SDRAM protocols.
• Extended Temperature Range - -40°C to 85°C operation ensures consistent performance in industrial, automotive, and outdoor applications where ambient temperatures vary significantly.
• Compact Package - 90-TFBGA (8x13mm) package provides a small footprint for space-constrained PCB designs while maintaining good thermal characteristics.

Typical Applications

• Industrial Automation - This SDRAM provides data buffering for programmable logic controllers (PLCs) and human-machine interfaces (HMIs) where the extended temperature range ensures reliable operation in factory floor environments.
• Embedded Computing Systems - The 32-bit wide data organization pairs naturally with 32-bit microprocessors and SoCs for system memory in industrial computers, edge computing devices, and embedded controllers.
• Network Infrastructure - Packet buffering and routing table storage in network switches, routers, and communication equipment benefit from the high-speed parallel interface and sufficient capacity for moderate traffic loads.
• Medical Devices - Diagnostic equipment and patient monitoring systems utilize this SDRAM for image buffering and data processing where reliability across temperature variations is essential.
• Test and Measurement Equipment - Oscilloscopes, data loggers, and analysis instruments leverage the fast access time for real-time waveform capture and measurement data storage.

Unique Advantages

• Extended Temperature Reliability: The -40°C to 85°C operating range eliminates the need for thermal management solutions in many industrial applications, reducing system complexity and cost.
• Simplified System Design: Standard SDRAM interface compatibility allows designers to use proven memory controller IP and reduces development time compared to newer memory technologies requiring specialized controllers.
• Optimal Data Width Match: The 8M x 32 organization directly supports 32-bit processor architectures without the need for memory interleaving or complex routing, simplifying PCB layout.
• Proven Technology: SDRAM technology offers mature, well-understood behavior with predictable timing characteristics, making validation and qualification processes more straightforward.
• Balanced Performance and Power: The 143MHz clock frequency and 3.3V operation provide adequate performance for most embedded applications while maintaining reasonable power consumption compared to higher-speed memory alternatives.
• Compact Footprint: The 90-ball TFBGA package in an 8x13mm footprint conserves valuable PCB space in handheld devices and densely packed equipment enclosures.

Why Choose IS45S32800J-7BLA1?

This SDRAM is positioned for industrial and embedded system designers who need reliable memory performance across extended temperature ranges without the complexity and cost of specialized wide-temperature components. The standard parallel SDRAM interface ensures compatibility with a broad range of processors and controllers, while the 32-bit data organization efficiently serves common embedded architectures.

For applications where proven technology, straightforward integration, and industrial-grade temperature tolerance matter more than absolute peak performance, the IS45S32800J-7BLA1 delivers long-term value through design simplicity and operational reliability.

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Contact our sales team to discuss your specific requirements and receive detailed pricing for the IS45S32800J-7BLA1. Our technical support staff can assist with integration questions and provide additional documentation to support your design process.