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Intel Corporation
Intel Corporation


80C186EC13

16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS



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80C186EC13 pdf
80C186EC 80C188EC AND 80L186EC 80L188EC
16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS
X Fully Static Operation
X True CMOS Inputs and Outputs
Y Integrated Feature Set
Low-Power Static Enhanced 8086
CPU Core
Two Independent DMA Supported
UARTs each with an Integral Baud
Rate Generator
Four Independent DMA Channels
22 Multiplexed I O Port Pins
Two 8259A Compatible
Programmable Interrupt Controllers
Three Programmable 16-Bit Timer
Counters
32-Bit Watchdog Timer
Ten Programmable Chip Selects with
Integral Wait-State Generator
Memory Refresh Control Unit
Power Management Unit
On-Chip Oscillator
System Level Testing Support
(ONCE Mode)
Y Direct Addressing Capability to 1 Mbyte
Memory and 64 Kbyte I O
Y Low-Power Operating Modes
Idle Mode Freezes CPU Clocks but
Keeps Peripherals Active
Powerdown Mode Freezes All
Internal Clocks
Powersave Mode Divides All Clocks
by Programmable Prescalar
Y Available in Extended Temperature
Range (b40 C to a85 C)
Y Supports 80C187 Numerics Processor
Extension (80C186EC only)
Y Package Types
100-Pin EIAJ Quad Flat Pack (QFP)
100-Pin Plastic Quad Flat Pack
(PQFP)
100-Pin Shrink Quad Flat Pack
(SQFP)
Y Speed Versions Available (5V)
25 MHz (80C186EC25 80C188EC25)
20 MHz (80C186EC20 80C188EC20)
13 MHz (80C186EC13 80C188EC13)
Y Speed Version Available (3V)
16 MHz (80L186EC16 80L188EC16)
13 MHz (80L186EC13 80L188EC13)
The 80C186EC is a member of the 186 Integrated Processor Family The 186 Integrated Processor Family
incorporates several different VLSI devices all of which share a common CPU architecture the 8086 8088
The 80C186EC uses the latest high density CHMOS technology to integrate several of the most common
system peripherals with an enhanced 8086 CPU core to create a powerful system on a single monolithic
silicon die
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
COPYRIGHT INTEL CORPORATION 1996
May 1996
Order Number 272434-004



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80C186EC13 pdf
80C186EC 80C188EC and 80L186EC 80L188EC
16-BIT HIGH-INTEGRATION
EMBEDDED PROCESSOR
CONTENTS
INTRODUCTION
80C186EC CORE ARCHITECTURE
Bus Interface Unit
Clock Generator
80C186EC PERIPHERAL
ARCHITECTURE
Programmable Interrupt Controllers
Timer Counter Unit
Serial Communications Unit
DMA Unit
Chip-Select Unit
I O Port Unit
Refresh Control Unit
Watchdog Timer Unit
Power Management Unit
80C187 Interface (80C186EC only)
ONCE Test Mode
PACKAGE INFORMATION
Prefix Identification
Pin Descriptions
Pinout
Package Thermal Specifications
ELECTRICAL SPECIFICATIONS
Absolute Maximum Ratings
PAGE
4
4
4
4
5
7
7
7
7
7
7
7
7
8
8
8
8
8
8
15
24
25
25
CONTENTS
Recommended Connections
PAGE
25
DC SPECIFICATIONS
ICC versus Frequency and Voltage
PDTMR Pin Delay Calculation
26
29
29
AC SPECIFICATIONS
AC Characteristics 80C186EC25
AC Characteristics 80C186EC20 13
AC Characteristics 80L186EC13
AC Characteristics 80L186EC16
Relative Timings
Serial Port Mode 0 Timings
30
30
32
33
34
35
36
AC TEST CONDITIONS
37
AC TIMING WAVEFORMS
37
DERATING CURVES
40
RESET
40
BUS CYCLE WAVEFORMS
43
EXECUTION TIMINGS
50
INSTRUCTION SET SUMMARY
51
ERRATA
57
REVISION HISTORY
57
2



Part Number 80C186EC13
Description 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS
Maker Intel Corporation - Intel Corporation
Total Page 30 Pages
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