Intel 80C188EA User Manual
*Other brands and names are the property of their respective owners.
Information in this document is provided in connection with Intel products. Intel assumes no liability whatsoever, including infringement of any patent or
copyright, for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products. Intel retains the right to make
changes to these specifications at any time, without notice. Microcomputer Products may have minor variations to this specification known as errata.
Information in this document is provided in connection with Intel products. Intel assumes no liability whatsoever, including infringement of any patent or
copyright, for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products. Intel retains the right to make
changes to these specifications at any time, without notice. Microcomputer Products may have minor variations to this specification known as errata.
October 1995
COPYRIGHT
©
INTEL CORPORATION, 1995
Order Number: 272432-003
80C186EA/80C188EA AND 80L186EA/80L188EA
16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS
Y
80C186 Upgrade for Power Critical Applications
Y
Fully Static Operation
Y
True CMOS Inputs and Outputs
Y
Integrated Feature Set
Ð Static 186 CPU Core
Ð Power Save, Idle and Powerdown
Ð Static 186 CPU Core
Ð Power Save, Idle and Powerdown
Modes
Ð Clock Generator
Ð 2 Independent DMA Channels
Ð 3 Programmable 16-Bit Timers
Ð Dynamic RAM Refresh Control Unit
Ð Programmable Memory and
Ð 2 Independent DMA Channels
Ð 3 Programmable 16-Bit Timers
Ð Dynamic RAM Refresh Control Unit
Ð Programmable Memory and
Peripheral Chip Select Logic
Ð Programmable Wait State Generator
Ð Local Bus Controller
Ð System-Level Testing Support
Ð Local Bus Controller
Ð System-Level Testing Support
(High Impedance Test Mode)
Y
Speed Versions Available (5V):
Ð 25 MHz (80C186EA25/80C188EA25)
Ð 20 MHz (80C186EA20/80C188EA20)
Ð 13 MHz (80C186EA13/80C188EA13)
Ð 25 MHz (80C186EA25/80C188EA25)
Ð 20 MHz (80C186EA20/80C188EA20)
Ð 13 MHz (80C186EA13/80C188EA13)
Y
Speed Versions Available (3V):
Ð 13 MHz (80L186EA13/80L188EA13)
Ð 8 MHz (80L186EA8/80L188EA8)
Ð 13 MHz (80L186EA13/80L188EA13)
Ð 8 MHz (80L186EA8/80L188EA8)
Y
Direct Addressing Capability to
1 Mbyte Memory and 64 Kbyte I/O
1 Mbyte Memory and 64 Kbyte I/O
Y
Supports 80C187 Numeric Coprocessor
Interface (80C186EA only)
Interface (80C186EA only)
Y
Available in the Following Packages:
Ð 68-Pin Plastic Leaded Chip Carrier
Ð 68-Pin Plastic Leaded Chip Carrier
(PLCC)
Ð 80-Pin EIAJ Quad Flat Pack (QFP)
Ð 80-Pin Shrink Quad Flat Pack (SQFP)
Ð 80-Pin Shrink Quad Flat Pack (SQFP)
Y
Available in Extended Temperature
Range (
Range (
b
40
§
C to
a
85
§
C)
The 80C186EA is a CHMOS high integration embedded microprocessor. The 80C186EA includes all of the
features of an ‘‘Enhanced Mode’’ 80C186 while adding the additional capabilities of Idle and Powerdown
Modes. In Numerics Mode, the 80C186EA interfaces directly with an 80C187 Numerics Coprocessor.
features of an ‘‘Enhanced Mode’’ 80C186 while adding the additional capabilities of Idle and Powerdown
Modes. In Numerics Mode, the 80C186EA interfaces directly with an 80C187 Numerics Coprocessor.
272432 – 1
1