Intel 80186

Intel 80186
An Intel A80186 processor in a gray ceramic package
General information
LaunchedJanuary 1982 (1982-01)
DiscontinuedSeptember 28, 2007 (2007-09-28)[1]
Common manufacturer
Performance
Max. CPU clock rate6 MHz to 25 MHz
FSB speeds6 MHz to 25 MHz
Data width16 bits
Address width20 bits
Architecture and classification
ApplicationDesktop, Embedded
Technology node3 μm[3] to 1 μm[4]
Instruction setx86-16
Physical specifications
Transistors
  • 55,000
Co-processor8087 and later, 80C187 (for 80C186 only)
Package
Socket
Products, models, variants
Variant
History
PredecessorIntel 8088
SuccessorsIntel 80386 (The 80286 was also introduced in early 1982, and thus contemporary with the 80186)
Support status
Unsupported

The Intel 80186, also known as the iAPX 186,[5] or just 186, is a microprocessor and microcontroller introduced in 1982. It was based on the Intel 8086 and, like it, had a 16-bit external data bus multiplexed with a 20-bit address bus. The 80188 variant, with an 8-bit external data bus was also available.

  1. ^ "Product Change Notification" (PDF). May 2, 2006. Archived from the original (PDF) on October 23, 2006.
  2. ^ CPU http://www.cpu-world.com.
  3. ^ "3 μm lithography process". WikiChip.
  4. ^ Intel Corporation, "New Product Focus: Components: New ASSP Suits Mobile Applications", Microcomputer Solutions, September/October 1990, page 11.
  5. ^ iAPX 286 Programmer's Reference (PDF). Intel. 1983. page 1-1.

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