The NG80386SX-16 is a 16MHz 32-bit microprocessor from Intel, belonging to the 80386SX family. It was a popular processor in the late 1980s and early 1990s, known for its compatibility with the existing x86 architecture while offering 32-bit processing capabilities in a cost-effective package.
Applications:
- Personal computers
- Embedded systems
- Industrial control systems
- Point-of-sale (POS) terminals
- Early laptop computers
Features:
- 16MHz clock speed
- 32-bit internal architecture
- 16-bit external data bus
- Virtual 8086 mode for running legacy software
- Paging memory management
Benefits:
- Improved performance compared to 80286 processors
- Compatibility with existing x86 software
- Cost-effective 32-bit processing
- Ability to run multitasking operating systems
- Support for larger amounts of memory compared to earlier processors
Additional Details:
The NG80386SX-16 utilized a 16-bit external data bus to reduce the complexity and cost of motherboard designs, making it a popular choice for entry-level 32-bit systems. It supported a maximum of 16MB of physical memory. This processor paved the way for more advanced 32-bit processors and played a significant role in the transition from 16-bit to 32-bit computing. The NG80386SX-16 was typically paired with a math coprocessor (like the 80387SX) for improved floating-point performance.
