IS42S16400N-6BL

The IS42S16400N-6BL is a 64-megabit synchronous dynamic random access memory (SDRAM) organized as 4 million words by 16 bits. Built on proven SDRAM technology, this memory device delivers reliable data storage and fast access times for embedded systems and computing applications. With a 166MHz clock frequency and 5.4ns access time, the IS42S16400N-6BL provides the performance needed for real-time data processing and system responsiveness.

Packaged in a compact 54-pin TFBGA (8x8mm), this memory component is designed for applications where board space is at a premium while maintaining the memory capacity required for modern embedded designs. Operating from a standard 3V to 3.6V supply and supporting LVTTL interfaces, it integrates seamlessly into a wide range of digital systems.

Key Features

• Memory Configuration - 64Mbit capacity organized as 4M x 16, providing flexible word-level access for 16-bit data bus architectures common in microcontroller and processor systems.
• High-Speed Operation - 166MHz clock frequency with 5.4ns access time enables fast read and write operations, supporting applications that require quick data retrieval and low latency.
• Standard Voltage Operation - 3V to 3.6V supply voltage range ensures compatibility with standard 3.3V logic systems while maintaining low power consumption.
• LVTTL Interface - Low-voltage TTL interface simplifies integration with microcontrollers, FPGAs, and processors using standard logic levels.
• Compact Package - 54-pin TFBGA (8x8mm) package delivers high pin density in a small footprint, ideal for space-constrained PCB layouts.
• Commercial Temperature Range - Qualified for 0°C to 70°C operation, suitable for indoor commercial and consumer electronics environments.

Typical Applications

• Embedded Computing Systems - This SDRAM serves as main system memory for embedded processors and microcontrollers, providing the volatile storage needed for program execution, data buffers, and temporary variables in industrial controllers, medical devices, and consumer electronics.
• Networking Equipment - The memory's fast access time and synchronous operation make it well-suited for packet buffering and routing table storage in network switches, routers, and communication modules where quick data access improves throughput.
• Digital Signal Processing - DSP applications benefit from the 4M x 16 organization for storing audio samples, image data, or signal processing coefficients, with the 166MHz clock supporting real-time processing requirements.
• Test and Measurement Instruments - Provides data acquisition buffering and waveform storage in oscilloscopes, logic analyzers, and data loggers where the memory capacity and access speed enable capture of high-speed signals.
• Point-of-Sale Terminals - The SDRAM's commercial temperature rating and compact footprint make it appropriate for retail terminals and payment systems requiring moderate memory capacity in small form factors.

Unique Advantages

• Synchronous Architecture Simplifies Timing: The synchronous design with clock-driven operation eliminates complex timing calculations and reduces glue logic compared to asynchronous DRAM, simplifying board design and reducing component count.
• Proven SDRAM Technology: Built on mature SDRAM technology with widespread driver support across operating systems and development tools, reducing software integration effort and time-to-market.
• Balanced Capacity and Cost: The 64Mbit density hits the sweet spot for embedded applications that need more than SRAM capacity but don't require the complexity or cost of larger memory devices.
• Single Supply Operation: Requires only one power rail (3V to 3.6V), eliminating the need for multiple voltage regulators and simplifying power supply design compared to older DRAM technologies.
• Standard Footprint: The 54-TFBGA package follows industry-standard dimensions and pinouts, allowing for second-source options and reducing supply chain risk.
• Active Lifecycle Status: Current production availability ensures long-term supply for new designs and ongoing manufacturing, reducing obsolescence concerns for products with multi-year lifecycles.

Why Choose IS42S16400N-6BL?

The IS42S16400N-6BL delivers a practical balance of capacity, speed, and form factor for embedded systems requiring fast, reliable volatile memory. Its synchronous operation and standard interfaces reduce design complexity, while the compact TFBGA package enables high-density layouts. With commercial temperature qualification and active production status, this SDRAM is well-positioned for designs that need proven memory technology without the overhead of high-end specifications.

This memory component is ideal for system designers building commercial equipment, consumer devices, or networking products where the combination of 64Mbit capacity, 166MHz operation, and 3.3V compatibility meets system requirements while keeping BOM costs reasonable and board real estate minimal.

Get a Quote

Ready to integrate the IS42S16400N-6BL into your design? Contact our technical sales team to discuss your memory requirements, request pricing for your volume, or inquire about availability and lead times. We're here to help ensure you have the right components for your project.