S80C186-20

The S80C186-20 is an 80C186-series microprocessor IC featuring a single 16-bit core operating at 20 MHz. It is provided in an 80-pin QFP surface-mount package and is categorized for embedded applications.

Designed as a commercial-grade device, the S80C186-20 provides integrated DRAM controller capability with 5 V I/O and an operating temperature range of 0 °C to 70 °C, targeting compact, board-level embedded designs.

Key Features

• Core and Architecture Single 80C186 core with a 16-bit bus width for control and processing tasks.
• Operating Speed 20 MHz clock speed to support mid-range embedded processing requirements.
• Voltage and I/O 5 V I/O voltage compatibility for interfacing with common logic levels.
• Memory Support On-chip DRAM controllers to support external dynamic RAM memory configurations.
• Package and Mounting 80-QFP package in a surface-mount form factor suitable for compact PCB assemblies.
• Temperature and Grade Commercial-grade device specified for operation from 0 °C to 70 °C.
• Regulatory Compliance RoHS compliant for lead-free assembly requirements.
• Graphics No graphics acceleration (no GPU functionality included).

Typical Applications

• Embedded control systems — Single-core 16-bit processing at 20 MHz for general embedded control tasks.
• DRAM-based designs — Integrated DRAM controllers for systems that require external dynamic memory interfacing.
• Commercial electronic equipment — Commercial temperature grade and 5 V I/O for consumer and commercial products.
• Surface-mount PCB assemblies — 80-QFP package optimized for compact, high-density board layouts.

Unique Advantages

• Single 16-bit core: Provides a straightforward architecture for legacy and compact embedded designs.
• Defined 20 MHz operation: Predictable clocking for timing-sensitive control applications.
• On-chip DRAM controllers: Simplifies memory subsystem design and reduces external component needs.
• Standard 5 V I/O compatibility: Eases integration with common peripheral and logic families.
• Surface-mount 80-QFP packaging: Enables efficient use of PCB area in dense assemblies.
• RoHS compliant, commercial grade: Supports lead-free manufacturing and standard commercial temperature operation.

Why Choose S80C186-20?

The S80C186-20 from Advanced Micro Devices (Am80186 series) positions itself as a compact, single-core 16-bit microprocessor option for embedded and commercial applications that require 20 MHz operation, DRAM controller support, and standard 5 V I/O. Its 80-QFP surface-mount package and commercial temperature rating make it suitable for board-level designs where space and standard operating conditions are primary considerations.

Choose the S80C186-20 when your design calls for a straightforward 16-bit processing element with integrated memory controller capability and RoHS-compliant manufacturing compatibility within the Am80186 family.

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