8086 Microprocessor
Pin diagram
• It is a 16 bit µp.
• 8086 has a 20up to address bus can access up to 220 memory
locations to MB).
• It can support up to 64K I/O ports.
• It provides 14, 16-bit registers.
• It has multiplexed address and data bus AD0- AD15 and A16 – A19.
• It requires single-phase clock with 33% duty cycle to
provide internal timing.
• 8086 is designed to operate in two modes, Minimum and
Maximum.
• It can prefetches up to 6 instruction bytes from memory and
queues them to speed up instruction execution.
• It requires a +5V power supply.
• A 40 pin dual inline package.
