Rochester Electronics

MQ80286-6/B

Description:

The Rochester Electronics MQ80286-6/B is a high-performance microprocessor that was introduced in the 1980s. It is a member of the Intel 80286 family of processors, which were widely used in personal computers and workstations during that time. The MQ80286-6/B operates at a clock speed of 6 MHz and is fabricated using a 1-micron process technology.

Features:

Some of the key features of the MQ80286-6/B include:

1. 16-bit data bus: The processor has a 16-bit data bus, which allows it to access and process data more efficiently than its predecessors.
2. Protected mode: The MQ80286-6/B supports protected mode, which provides enhanced memory management and multitasking capabilities.
3. Virtual 8086 mode: This mode allows multiple instances of the processor to run simultaneously, each with its own virtual 8086 environment.
4. Pipelined architecture: The processor features a pipelined architecture, which enables it to execute multiple instructions in parallel, improving overall performance.
5. On-chip cache: The MQ80286-6/B includes a small on-chip cache, which helps to reduce the time required to access frequently used data.

Applications:

The MQ80286-6/B was widely used in a variety of applications, including:

1. Personal computers: The processor was commonly used in personal computers, particularly those running the DOS operating system.
2. Workstations: The MQ80286-6/B was also used in workstations, which were high-performance computers designed for specialized tasks such as computer-aided design (CAD) and scientific computing.
3. Embedded systems: The processor was used in some embedded systems, where its performance and memory management capabilities were valuable.
4. Legacy systems: The MQ80286-6/B is still used in some legacy systems that require the specific features and capabilities of this processor.

Overall, the Rochester Electronics MQ80286-6/B was an important processor in the evolution of computing technology, and its features and capabilities continue to be relevant in certain applications today.