S80C188-20

The S80C188-20 is an 80C186 microprocessor IC from Advanced Micro Devices in the Am80188 series. It integrates a single 16-bit core running at 20 MHz with DRAM controller capability and 5 V I/O, designed for embedded applications.

Packaged in an 80-QFP surface-mount case and specified for commercial operation (0°C to 70°C), the S80C188-20 offers a compact, RoHS-compliant processor option for embedded designs that require a 16-bit processing core and external DRAM support.

Key Features

• Core  80C186 single 16-bit core providing straightforward, deterministic processing for embedded control tasks.
• Performance  20 MHz clock speed for consistent, low-complexity processing throughput.
• Memory  DRAM controller capability to interface with external dynamic RAM designs.
• Power and I/O  5 V I/O signaling for compatibility with legacy 5 V logic domains.
• Package & Mounting  80-QFP supplier device package in a surface-mount form factor to support compact PCB implementations.
• Grade & Temperature Range  Commercial grade device rated for 0°C to 70°C operation.
• Environmental  RoHS compliant for adherence to common materials restrictions.

Typical Applications

• Embedded systems  Use as the main processing core in embedded applications that leverage a 16-bit architecture and 20 MHz operation.
• DRAM-interfaced designs  Suitable for systems that require external dynamic RAM support via the device’s DRAM controller capability.
• Surface-mount product assemblies  Fits compact PCB layouts where an 80-QFP surface-mount package is required.
• Commercial electronic equipment  Targeted at commercial-temperature-range products operating between 0°C and 70°C.

Unique Advantages

• Single 16-bit 80C186 core: Provides a clear, purpose-built processing element for embedded designs that need 16-bit architecture behavior.
• Stable 20 MHz clock speed: Simplifies timing and performance planning for predictable system behavior.
• DRAM controller support: Reduces external memory management complexity by providing DRAM interfacing capability.
• 5 V I/O compatibility: Eases integration with legacy 5 V systems and peripherals.
• Compact 80-QFP surface-mount package: Enables denser board layouts and automated assembly processes.
• RoHS compliant, commercial grade: Meets common materials restrictions while supporting commercial-temperature deployments.

Why Choose S80C188-20?

The S80C188-20 balances a straightforward 80C186 16-bit core with DRAM controller capability and 5 V I/O in a compact 80-QFP surface-mount package. Its commercial temperature rating and RoHS compliance make it a practical choice for embedded product lines where these specific electrical and mechanical attributes are required.

Manufactured by Advanced Micro Devices as part of the Am80188 series, this device is suited to engineers and procurement teams specifying a 16-bit microprocessor solution with external DRAM support and standard 5 V interfacing in commercial-temperature applications.

Request a quote or submit an inquiry for pricing and availability of the S80C188-20 to begin integrating this 80C186-based microprocessor into your design.