80186/BUC

The 80186/BUC is an 80186 microprocessor IC from Advanced Micro Devices featuring a single 16-bit core running at 8 MHz. It integrates core processing functions with DMA and DRAM controller support in a compact 52-CLCC package (11.43×11.43).

Designed for embedded applications, the device provides a surface-mount footprint, industry-standard 5 V I/O, and a wide operating temperature range from -55 °C to 125 °C to support demanding environmental requirements.

Key Features

• Core  Single 80186 core with a 16-bit bus width operating at 8 MHz for control and processing tasks.
• Memory Support  Integrated DRAM controller to interface with system memory configurations.
• Interfaces  Built-in DMA functionality to offload data transfers and improve system throughput.
• Power  5 V I/O voltage compatible with legacy embedded designs and industry-standard logic levels.
• Package & Mounting  52-CLCC package (11.43×11.43) in a surface-mount form factor for compact PCB layouts.
• Environmental Range  Qualified for operation from -55 °C to 125 °C for use in thermally demanding environments.
• Compliance  RoHS compliant, supporting regulatory requirements for lead-free designs.

Typical Applications

• Embedded Control  Central processor for control-oriented embedded systems requiring a 16-bit core and DMA support.
• Industrial Equipment  Suitable for industrial controllers and instrumentation that demand wide temperature operation and robust packaging.
• Communications Equipment  Use as a control processor in communication modules where DRAM interfacing and DMA improve data handling.
• Legacy and Maintenance  Replacement or maintenance of existing 80186-based designs where compatibility with 5 V I/O and CLCC packaging is required.

Unique Advantages

• Integrated DRAM Controller: Simplifies memory subsystem design by providing on-chip DRAM controller support.
• DMA Support: Enables efficient data movement without continuous CPU intervention, improving system responsiveness.
• Wide Temperature Operating Range: -55 °C to 125 °C rating supports deployment in thermally challenging environments.
• Compact Surface-Mount Package: 52-CLCC (11.43×11.43) provides a compact footprint for space-constrained PCBs.
• Standard 5 V I/O: Ensures compatibility with existing 5 V embedded logic and peripheral interfaces.
• RoHS Compliant: Meets lead-free requirements for modern manufacturing processes.

Why Choose 80186/BUC?

The 80186/BUC balances a proven 16-bit 80186 core with integrated system features—DRAM controller and DMA—delivered in a surface-mount 52-CLCC package. Its 5 V I/O and wide -55 °C to 125 °C operating range make it well suited to embedded and industrial applications where thermal robustness and compatibility with legacy logic levels are important.

Manufactured by Advanced Micro Devices, the 80186/BUC is an option for designers seeking a compact, compliant processor solution that aligns with established embedded system designs and maintenance needs.

Request a quote or submit a parts inquiry to receive pricing and availability for the 80186/BUC and to discuss how it fits your design requirements.