Template:mpu S80C186-20 is an 80186-based microprocessor manufactured by AMD in PQFP-80 packages. This model is a redesigned CMOS version that operated at 20 MHz and introduced a number of enhancements in addition to being lower-power CMOS, including a DRAM Refresh Control Unit and various power saving modes.

Cache

Main article: 80186 § Cache

Cache Info [Edit Values]
L1$	0 KiB 0 B 0 MiB	1x0 KiB
L2$	0 KiB 0 MiB 0 B 0 GiB	1x0 KiB

Graphics

This chip had no integrated graphics processing unit.

Features

• 10 new instructions
• Two DMA channels
• Three programmable interrupt timers
• Local Bus Controller
• Object code-compatible with all 86/88 software
• Power saving mode
• DRAM Refresh Control Unit

Documents

• AMD 80C186 (June 1994), Publication #17907 Rev B