80286

The second generation of x86 16-bit processors, Intel 80286, was released in 1982. 

• High Performance Processor (Six Times faster than 8086)
• Large Address Space     16MB Physical and 1GB Virtual per Task
• Integrated Memory Management, Four Level Memory Protection and Support for Virtual Memory and Operating System
• Its Supports MSDOS, UNIX, XENIX, IRMX Operating Systems

• Optional Processor Extension 80287 High Pergormance 80-bit Maths Coprocessor
• Two 8086 upward Compatible Operating Mode

                     8086 Real Address Mode
                     Protected Virtual Address Mode

• Range of Clock Rates are 

                    12.5 MHz for 80285-12
                    10 MHz for 80285-10
                      8 MHz for 80285-8
                      6 MHz for 80285-6

• Complete System Developmewnt Suport for Assembler, PL/M, Pascal, FORTRAN, & System Utilities In Circuit Emulator