Table Of Contents - Intel 80C186EA Preliminary Information

80C186EA 80C188EA 80L186EA 80L188EA
80C186EA 80C188EA AND 80L186EA 80L188EA
16-Bit High Integration Embedded Processor
CONTENTS
INTRODUCTION
80C186EA CORE ARCHITECTURE
Bus Interface Unit
Clock Generator
80C186EA PERIPHERAL
ARCHITECTURE
Interrupt Control Unit
Timer Counter Unit
DMA Control Unit
Chip-Select Unit
Refresh Control Unit
Power Management
80C187 Interface (80C186EA Only)
ONCE Test Mode
DIFFERENCES BETWEEN THE
80C186XL AND THE 80C186EA
Pinout Compatibility
Operating Modes
TTL vs CMOS Inputs
Timing Specifications
PACKAGE INFORMATION
Prefix Identification
Pin Descriptions
80C186EA Pinout
2
CONTENTS
PAGE
PACKAGE THERMAL
4
SPECIFICATIONS
4
ELECTRICAL SPECIFICATIONS
4
Absolute Maximum Ratings
4
Recommended Connections
DC SPECIFICATIONS
5
I versus Frequency and Voltage
5
CC
PDTMR Pin Delay Calculation
5
7
AC SPECIFICATIONS
7
AC Characteristics 80C186EA20 13
7
AC Characteristics 80L186EA13 8
7
Relative Timings
8
AC TEST CONDITIONS
8
AC TIMING WAVEFORMS
8
DERATING CURVES
8
RESET
8
8
BUS CYCLE WAVEFORMS
8
EXECUTION TIMINGS
9
INSTRUCTION SET SUMMARY
9
REVISION HISTORY
9
15
ERRATA
PAGE
20
21
21
21
22
24
24
25
25
27
29
30
30
33
33
36
43
44
50
50
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