IS42S16800F-7BLI-TR

The IS42S16800F-7BLI-TR is a 128-megabit synchronous dynamic random access memory (SDRAM) device designed for embedded systems requiring reliable, high-speed parallel memory in a compact footprint. Organized as 8M x 16, this SDRAM operates at clock frequencies up to 143MHz with a 5.4ns access time, making it suitable for industrial and commercial applications where moderate performance and extended temperature tolerance are essential.

Key Features

• Core Memory Architecture - 128Mbit SDRAM organized as 8M x 16 provides straightforward memory mapping for embedded processors and controllers requiring parallel memory access.
• Operating Speed - 143MHz clock frequency with 5.4ns access time delivers adequate bandwidth for industrial control systems, instrumentation, and legacy embedded designs.
• Voltage Supply - 3V to 3.6V operation ensures compatibility with standard 3.3V logic families commonly used in industrial and commercial electronics.
• Temperature Range - -40°C to 85°C operating temperature range supports deployment in industrial environments with extended thermal conditions.
• Package - 54-pin TFBGA in an 8mm x 8mm footprint conserves board space in space-constrained designs.

Typical Applications

• Industrial Control Systems - This SDRAM provides main memory for programmable logic controllers (PLCs) and human-machine interfaces (HMIs) where extended temperature tolerance and reliable parallel memory access support factory automation equipment.
• Legacy Embedded Systems - The parallel SDRAM interface and 3.3V operation make this device suitable for maintaining or extending existing embedded designs that require drop-in memory solutions without redesigning the memory subsystem.
• Instrumentation and Test Equipment - Industrial test and measurement instruments benefit from the extended temperature range and compact TFBGA package where moderate memory bandwidth supports data acquisition and signal processing tasks.
• Communications Infrastructure - Network switches, routers, and telecommunications equipment operating in controlled environments can utilize this SDRAM for buffering and packet processing where 143MHz bandwidth meets system requirements.

Unique Advantages

• Extended Temperature Tolerance: The -40°C to 85°C operating range ensures reliable operation in industrial environments without requiring expensive thermal management solutions.
• Compact Footprint: The 8mm x 8mm TFBGA package reduces board space requirements compared to larger TSOP or SOIC packages, enabling denser PCB layouts.
• Standard 3.3V Operation: Direct compatibility with widespread 3.3V logic reduces power supply complexity and component count in mixed-signal designs.
• Parallel Interface Simplicity: Direct processor bus interfacing eliminates the need for memory controllers required by serial memory technologies, simplifying system architecture in embedded applications.
• Proven SDRAM Technology: Mature synchronous DRAM architecture offers well-understood design practices and broad toolchain support for straightforward integration.

Why Choose IS42S16800F-7BLI-TR?

This SDRAM is positioned for industrial and commercial embedded systems where proven parallel memory technology, extended temperature operation, and compact packaging align with design requirements. Engineers maintaining legacy systems or developing new industrial control applications will find this device provides reliable memory performance without the complexity of newer memory technologies. The combination of 143MHz operation, industrial temperature range, and space-efficient TFBGA packaging makes it suitable for designs prioritizing straightforward integration and long-term availability over maximum performance.

Note that this device carries an obsolete lifecycle status, so designers should verify availability and consider long-term supply planning when incorporating this component into new designs or planning production runs.

Get Started

Contact our technical sales team to request a quote for the IS42S16800F-7BLI-TR, discuss availability given its obsolete status, or explore alternative SDRAM solutions that may better suit your current design requirements and long-term supply needs.