16-Bit High-Integration Embedded Processors Specification Sheet
80C186EA/80C188EA, 80L186EA/80L188EA
80C186EA/80C188EA AND 80L186EA/80L188EA
16-Bit High Integration Embedded Processor
CONTENTS PAGE
INTRODUCTION
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 4
80C186EA CORE ARCHITECTURE ÀÀÀÀÀÀÀ 4
Bus Interface Unit ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 4
Clock Generator ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 4
80C186EA PERIPHERAL
ARCHITECTURE ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 5
Interrupt Control Unit ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 5
Timer/Counter Unit ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 5
DMA Control Unit ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
Chip-Select Unit ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
Refresh Control Unit ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
Power Management ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
80C187 Interface (80C186EA Only) ÀÀÀÀÀÀÀÀÀ 8
ONCE Test Mode ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
DIFFERENCES BETWEEN THE
80C186XL AND THE 80C186EA
ÀÀÀÀÀÀÀÀ 8
Pinout Compatibility ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
Operating Modes ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
TTL vs CMOS Inputs ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
Timing Specifications ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
PACKAGE INFORMATION ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 9
Prefix Identification ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 9
Pin Descriptions ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 9
80C186EA Pinout ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 15
CONTENTS PAGE
PACKAGE THERMAL
SPECIFICATIONS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 20
ELECTRICAL SPECIFICATIONS ÀÀÀÀÀÀÀÀÀ 21
Absolute Maximum Ratings ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 21
Recommended Connections ÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 21
DC SPECIFICATIONS ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 22
I
CC
versus Frequency and Voltage ÀÀÀÀÀÀÀÀÀ 24
PDTMR Pin Delay Calculation ÀÀÀÀÀÀÀÀÀÀÀÀÀ 24
AC SPECIFICATIONS ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 25
AC CharacteristicsÐ80C186EA20/13 ÀÀÀÀÀ 25
AC CharacteristicsÐ80L186EA13/8 ÀÀÀÀÀÀÀ 27
Relative Timings ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 29
AC TEST CONDITIONS ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 30
AC TIMING WAVEFORMS ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 30
DERATING CURVES ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 33
RESET ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 33
BUS CYCLE WAVEFORMS ÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 36
EXECUTION TIMINGS ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 43
INSTRUCTION SET SUMMARY ÀÀÀÀÀÀÀÀÀÀ 44
REVISION HISTORY ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 50
ERRATA ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 50
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