N80L186EB16

The N80L186EB16 is an Intel 80C186 microprocessor IC featuring a single 16‑bit core running at 16 MHz, designed for embedded applications. It combines on‑chip system interfaces such as DRAM controller and DMA support with low‑voltage I/O options for compact embedded system designs.

Housed in an 84‑lead PLCC surface‑mount package and supplied as a commercial‑grade component, the device supports external 80187 floating‑point co‑processor integration and is RoHS compliant.

Key Features

• Core & Speed Single 80C186 core with a 16‑bit bus architecture operating at 16 MHz for deterministic control processing.
• Memory & DMA Integrated DRAM controller and DMA interface to support memory‑based embedded tasks and efficient data movement.
• Co‑processor Support External 80187 floating‑point unit (FPU) support allows optional hardware acceleration of floating‑point operations.
• Power & I/O 3 V I/O voltage compatibility for low‑voltage system designs.
• Package & Mounting 84‑lead PLCC (J‑Lead) package, surface‑mount mounting type suitable for compact PCB implementations.
• Grade & Temperature Commercial grade component with an operating temperature range of 0 °C to 70 °C.
• Environmental Compliance RoHS compliant.
• Graphics No integrated graphics acceleration.

Typical Applications

• Embedded control systems Use where a 16‑bit microprocessor with DRAM and DMA support is required for control and data handling tasks.
• Industrial and commercial equipment Suitable for commercial‑grade electronics that operate within a 0 °C to 70 °C temperature range.
• Systems requiring floating‑point acceleration Designs that can benefit from an external 80187 FPU for optional hardware floating‑point support.

Unique Advantages

• Established 80C186 core: Single 16‑bit core provides a straightforward architecture for legacy and new embedded designs.
• Integrated memory and DMA interfaces: On‑chip DRAM controller plus DMA support reduces external component count and simplifies board design.
• External FPU support: Enables optional integration of an 80187 co‑processor for floating‑point workloads without requiring on‑chip FPU silicon.
• Compact surface‑mount package: 84‑lead PLCC (J‑Lead) packaging supports compact PCB layouts while maintaining robust pinout density.
• Low‑voltage I/O: 3 V I/O compatibility for designs targeting lower voltage domains.
• RoHS compliant: Meets RoHS requirements for environmental compliance in commercial electronics.

Why Choose N80L186EB16?

The N80L186EB16 positions itself as a practical choice for embedded designers needing a single 16‑bit 80C186 core with integrated DRAM and DMA capability, optional external floating‑point support, and compact PLCC packaging. Its 3 V I/O, commercial temperature rating, and RoHS compliance make it suitable for a wide range of commercial embedded applications.

Manufactured by Intel, this device is appropriate for projects that prioritize straightforward 16‑bit processing, memory interfacing, and deterministic control in a surface‑mount form factor.

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