IS42S16400N-6BLI

The IS42S16400N-6BLI is a 64-megabit synchronous DRAM organized as 4M x 16 bits, delivering reliable volatile memory performance for embedded systems and industrial applications. Built on proven SDRAM technology with LVTTL interface compatibility, this device operates at 166MHz clock frequency with a 5.4ns access time, providing fast data throughput while maintaining a compact 54-TFBGA (8x8mm) footprint. Ideal for designs requiring cost-effective memory solutions with extended temperature tolerance, the IS42S16400N-6BLI offers industrial-grade reliability across -40°C to 85°C operating conditions.

Key Features

• Memory Architecture - 64Mbit capacity with 4M x 16 organization provides flexible memory allocation for data-intensive embedded applications.
• High-Speed Performance - 166MHz clock frequency with 5.4ns access time enables rapid data retrieval and storage operations for time-sensitive processing tasks.
• Standard Interface Compatibility - LVTTL interface ensures straightforward integration with common microcontrollers and processors without additional level-shifting circuitry.
• Compact Footprint - 54-pin TFBGA package in 8x8mm dimensions saves valuable PCB real estate while providing sufficient density for 16-bit data paths.
• Extended Temperature Range - Industrial-grade -40°C to 85°C operating range supports deployment in harsh environmental conditions beyond commercial specifications.
• Standard Power Supply - 3V to 3.6V supply voltage aligns with common system power rails, simplifying power distribution and reducing regulator complexity.

Typical Applications

• Industrial Control Systems - This SDRAM serves as working memory for PLCs and industrial controllers where the extended temperature range ensures reliable operation in factory floor environments subject to temperature extremes.
• Embedded Computing Platforms - The 64Mbit capacity provides sufficient volatile memory for real-time operating systems and application data buffers in cost-sensitive embedded designs where SDRAM offers better value than SRAM alternatives.
• Communication Equipment - The 166MHz clock frequency supports packet buffering and protocol processing in networking and telecommunications devices where moderate memory bandwidth is required for data handling.
• Automotive Electronics - The industrial temperature rating makes this device suitable for infotainment systems, navigation units, and instrument clusters that operate in vehicle cabin environments without full automotive qualification requirements.
• Test and Measurement Instruments - The compact TFBGA package and standard LVTTL interface enable integration into portable test equipment and data acquisition systems where board space is constrained and industrial temperature tolerance is essential.

Unique Advantages

• Reduced Component Count: LVTTL-compatible interface eliminates the need for external level translators, simplifying BOM and reducing board complexity.
• Cost-Effective Memory Solution: SDRAM architecture provides higher density per dollar compared to SRAM, making it economical for applications requiring volatile working memory without the cost premium of faster alternatives.
• Proven Technology Stability: Mature SDRAM technology offers long-term supply availability and established design practices, reducing risk in products with multi-year lifecycles.
• Space-Efficient Design: The 8x8mm TFBGA package delivers 64Mbit capacity in minimal footprint, enabling higher memory density in size-constrained industrial and embedded applications.
• Industrial Temperature Reliability: -40°C to 85°C rating ensures consistent performance across industrial operating conditions without derating or thermal management complexity.
• Flexible Memory Organization: 4M x 16 configuration supports efficient 16-bit data bus architectures common in embedded processors and microcontrollers.

Why Choose IS42S16400N-6BLI?

This SDRAM is positioned for industrial and embedded designs where cost-effective volatile memory with industrial temperature tolerance is required. The combination of standard LVTTL interface, compact TFBGA packaging, and proven SDRAM architecture makes it well-suited for system designers who need straightforward integration with common embedded processors while maintaining industrial-grade environmental performance.

With an Active lifecycle status and backing from ISSI's established memory product portfolio, the IS42S16400N-6BLI offers design stability for projects requiring multi-year production support. The device balances performance, cost, and reliability for applications where moderate memory bandwidth and industrial temperature range are essential without the premium cost of higher-speed alternatives.

Get Started with IS42S16400N-6BLI

Contact our technical sales team to discuss your memory requirements and receive detailed specifications. Our application engineers can provide design support, reference implementations, and volume pricing to help you integrate this SDRAM into your next industrial or embedded project.