IS42S16800J-7TLI

The IS42S16800J-7TLI is a high-performance 128-megabit synchronous DRAM (SDRAM) from ISSI, Integrated Silicon Solution Inc. Organized as 8M x 16 bits, this volatile memory device provides reliable data storage and fast access times for embedded systems and computing applications. With a 143MHz clock frequency and 5.4ns access time, the IS42S16800J-7TLI delivers the speed and capacity needed for data-intensive operations in industrial, consumer, and communications equipment.

Key Features

• Memory Configuration - 128Mbit capacity with 8M x 16 organization provides flexible addressing for diverse memory subsystem designs.
• High-Speed Performance - 143MHz clock frequency and 5.4ns access time enable rapid data transfers for time-critical applications.
• LVTTL Interface - Low-voltage TTL-compatible inputs and outputs simplify integration with standard logic families and reduce power consumption.
• Wide Voltage Range - 3V to 3.6V supply voltage accommodates various system power architectures and provides design flexibility.
• Extended Temperature Range - -40°C to 85°C operating range ensures reliable performance in challenging industrial and automotive environments.
• Compact Package - 54-pin TSOP II package in 10.16mm width offers high pin density while maintaining ease of PCB layout and assembly.

Typical Applications

• Industrial Automation - This SDRAM provides reliable main memory for programmable logic controllers (PLCs) and human-machine interfaces (HMIs) where extended temperature tolerance ensures consistent operation in factory floor environments.
• Consumer Electronics - The 128Mbit capacity and fast access times make this device suitable for set-top boxes, digital TVs, and multimedia devices that require efficient frame buffering and data caching.
• Networking Equipment - Routers, switches, and gateway devices benefit from the high-speed synchronous interface for packet buffering and routing table storage in commercial networking applications.
• Embedded Computing - Single-board computers and embedded processors utilize this SDRAM for program execution and data storage in cost-sensitive designs where reliable performance is essential.
• Test and Measurement - Data acquisition systems and instrumentation leverage the fast access time and wide temperature range for capturing and processing measurement data in laboratory and field environments.

Unique Advantages

• Proven SDRAM Technology: Synchronous operation simplifies memory controller design and provides predictable performance characteristics compared to asynchronous DRAM alternatives.
• Industrial Temperature Rating: The -40°C to 85°C operating range extends deployment options beyond commercial temperature products, reducing the need for separate part numbers across product lines.
• LVTTL Compatibility: Direct interfacing with 3.3V logic eliminates level-shifting circuits, reducing component count and board space requirements.
• Active Lifecycle Status: Ongoing production availability supports long-term product roadmaps and reduces obsolescence risk in sustained production designs.
• Standard TSOP II Footprint: The industry-standard 54-pin TSOP II package ensures second-source options and simplified PCB layout using established design rules.
• Cost-Effective Capacity: The 128Mbit density provides sufficient memory for many embedded applications while maintaining competitive pricing for volume production.

Why Choose the IS42S16800J-7TLI?

The IS42S16800J-7TLI strikes an ideal balance between performance, reliability, and cost for embedded memory applications. Its extended temperature range and active lifecycle status make it particularly well-suited for industrial control systems, networking infrastructure, and long-lifecycle embedded designs where component availability and environmental ruggedness are critical factors. The straightforward LVTTL interface and standard TSOP II package accelerate development timelines and reduce integration risk.

For designs requiring proven SDRAM technology with industrial-grade specifications, the IS42S16800J-7TLI delivers consistent performance backed by ISSI's expertise in memory solutions. The combination of 143MHz operation, wide temperature tolerance, and compact packaging provides engineers with the flexibility to address demanding application requirements while maintaining design and cost targets.

Get Started

To request detailed technical specifications, pricing information, or sample quantities for the IS42S16800J-7TLI, please contact our sales team. Our engineers are available to discuss your specific memory requirements and help determine if this SDRAM is the right fit for your application.