IS42S32400B-6TL-TR

The IS42S32400B-6TL-TR is a 128Mbit synchronous DRAM organized as 4M x 32 bits, offering reliable parallel memory expansion for embedded systems. Operating at 166MHz clock frequency with 5.4ns access time, this SDRAM delivers predictable latency for real-time applications requiring fast, synchronous data access. Built on proven DRAM technology with a 3.0V to 3.6V supply range, it provides a cost-effective memory solution for commercial-grade designs.

Key Features

• High-Speed Operation - 166MHz clock frequency with 5.4ns access time enables rapid data throughput for processing-intensive applications.
• Memory Organization - 4M x 32-bit configuration provides wide data paths for efficient parallel processing.
• Power Supply - Operates on standard 3.0V to 3.6V supply, simplifying integration with common logic levels.
• Package - 86-pin TSOP II package in 10.16mm width provides a compact footprint for space-constrained designs.
• Operating Temperature - Commercial temperature range of 0°C to 70°C suits standard indoor applications.

Typical Applications

• Embedded Controllers - This SDRAM expands working memory in microcontroller-based systems where synchronous operation ensures deterministic timing for control algorithms and data buffering.
• Consumer Electronics - Provides cost-effective memory for set-top boxes and digital media devices where the 128Mbit capacity handles buffering and temporary storage for streaming content.
• Networking Equipment - Serves as packet buffer memory in routers and switches operating in controlled environments, where the parallel interface supports high-bandwidth data movement.
• Point-of-Sale Systems - Offers reliable memory for retail terminals and transaction processing devices where the commercial temperature range matches typical indoor deployment conditions.

Unique Advantages

• Cost-Effective Memory Expansion: DRAM technology provides higher density per dollar compared to SRAM for applications that can tolerate refresh overhead.
• Synchronous Design Benefits: Clock-based operation simplifies timing design and reduces glitch sensitivity compared to asynchronous memory architectures.
• Standard Voltage Compatibility: 3.0V-3.6V supply range matches common system power rails without requiring dedicated regulators.
• Predictable Performance: Fixed access time and clock frequency enable accurate performance modeling during system design.
• Parallel Interface Bandwidth: 32-bit wide data bus delivers higher throughput than serial memory alternatives for bandwidth-intensive operations.

Why Choose IS42S32400B-6TL-TR?

This SDRAM is positioned for cost-sensitive embedded applications requiring moderate memory capacity with synchronous operation. The 4M x 32 organization suits designs that benefit from wide data paths, while the 166MHz clock frequency balances performance with straightforward PCB layout requirements. The commercial temperature rating makes it appropriate for indoor equipment where environmental conditions remain controlled.

Note that this product carries an Obsolete lifecycle status. Designers should verify availability for new projects and consider migration planning for existing designs. For legacy system support or short-term needs where this specific part is required, inventory confirmation is recommended before finalizing production schedules.

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