IS42S32800J-75ETL

The IS42S32800J-75ETL is a high-performance 256Mbit synchronous DRAM organized as 8M x 32, designed for applications requiring fast parallel memory access. Built on proven SDRAM technology, this device operates at clock frequencies up to 133MHz with a 6ns access time, making it well-suited for embedded systems, industrial control, and consumer electronics where reliable, high-bandwidth memory is essential.

With its 32-bit wide data bus and commercial temperature range operation, the IS42S32800J-75ETL offers a balance of performance and cost-effectiveness for designs that need substantial memory capacity without the complexity of modern high-speed interfaces.

Key Features

• Memory Architecture - 256Mbit capacity organized as 8M x 32 provides efficient data handling for applications with wide data paths.
• Performance Specifications - 133MHz maximum clock frequency with 6ns access time delivers responsive memory operations for real-time embedded applications.
• Power Requirements - Operates from 3V to 3.6V supply voltage, compatible with standard 3.3V logic levels commonly used in embedded designs.
• Package Type - Available in 86-pin TSOP II package (10.16mm width), a space-efficient form factor for PCB layouts with moderate pin density requirements.
• Operating Range - Commercial temperature range of 0°C to 70°C suits standard indoor electronic equipment applications.

Typical Applications

• Embedded Computing Systems - This SDRAM serves as main memory in embedded processors and microcontrollers where the 32-bit interface matches processor bus widths for efficient data transfer without additional buffering circuitry.
• Industrial Control Equipment - Provides data buffering and program storage for PLCs and industrial controllers operating in standard factory environments within the 0°C to 70°C range.
• Consumer Electronics - Suitable for set-top boxes, digital displays, and multimedia devices where the parallel interface simplifies board design and the 256Mbit capacity meets moderate memory requirements.
• Networking Equipment - Functions as packet buffer memory in routers and switches where synchronous operation at 133MHz enables efficient handling of network traffic.
• Test and Measurement Instruments - Stores acquisition data and operational parameters in laboratory and field instruments where the commercial temperature range aligns with typical usage conditions.

Unique Advantages

• Simplified Interface Design: The 32-bit parallel bus eliminates the need for complex serializer/deserializer circuits or high-speed PCB routing, reducing development time and board complexity.
• Cost-Effective Memory Solution: SDRAM technology provides an economical path to 256Mbit capacity compared to newer memory architectures, helping optimize BOM costs in price-sensitive applications.
• Mature and Proven Technology: SDRAM's long market presence ensures stable supply chains and well-understood design practices, reducing project risk for new designs.
• Direct Processor Interface: The synchronous operation and standard pinout allow direct connection to many embedded processors without requiring additional glue logic or memory controllers.
• Flexible Data Organization: The 8M x 32 architecture efficiently matches 32-bit processor architectures, minimizing wasted memory cycles and improving overall system throughput.
• Active Lifecycle Status: Currently active in production, ensuring long-term availability for projects with extended product lifecycles.

Why Choose IS42S32800J-75ETL?

The IS42S32800J-75ETL is ideal for designers seeking a straightforward, cost-effective memory solution for embedded systems with 32-bit data paths. Its combination of adequate performance, simple parallel interface, and commercial temperature operation makes it a practical choice for industrial controls, consumer devices, and networking equipment where design simplicity and component cost are important considerations.

For engineering teams working with mature processor platforms or upgrading existing designs, this SDRAM offers a reliable memory option backed by ISSI's experience in memory manufacturing and an active production status that supports long product lifecycles.

Get Started with IS42S32800J-75ETL

Ready to integrate the IS42S32800J-75ETL into your next design? Contact our sales team for pricing, lead times, and technical support. Our engineers can assist with design-in questions and provide additional documentation to help you evaluate this memory solution for your specific application requirements.