80C186EB/80C188EB and 80L186EB/80L188EB
16-Bit High-Integration Embedded Processors
CONTENTS
PAGE
INTRODUCTION
ààààààààààààààààààààààààààà 4
CORE ARCHITECTURE
ààààààààààààààààààà 4
Bus Interface Unit
àààààààààààààààààààààààààà 4
Clock Generator
ààààààààààààààààààààààààààà 4
80C186EC PERIPHERAL
ARCHITECTURE
àààààààààààààààààààààààà 5
Interrupt Control Unit
ààààààààààààààààààààààà 5
Timer/Counter Unit
àààààààààààààààààààààààà 5
Serial Communications Unit
àààààààààààààààà 7
Chip-Select Unit
àààààààààààààààààààààààààààà 7
I/O Port Unit
ààààààààààààààààààààààààààààààà 7
Refresh Control Unit
ààààààààààààààààààààààà 7
Power Management Unit
ààààààààààààààààààà 7
80C187 Interface (80C186EB Only)
ààààààààà 7
ONCE Test Mode
àààààààààààààààààààààààààà 7
PACKAGE INFORMATION
àààààààààààààààà 8
Prefix Identification
ààààààààààààààààààààààààà 8
Pin Descriptions
àààààààààààààààààààààààààààà 8
80C186EB PINOUT
ààààààààààààààààààààààà 14
PACKAGE THERMAL
SPECIFICATIONS
àààààààààààààààààààààà 22
ELECTRICAL SPECIFICATIONS
ààààààààà 23
Absolute Maximum Ratings
ààààààààààààààà 23
CONTENTS
Recommended Connections
àààààààààààààà 23
PAGE
DC SPECIFICATIONS
àààààààààààààààààààà 24
I
CC
versus Frequency and Voltage
ààààààààà 27
PDTMR Pin Delay Calculation
ààààààààààààà 27
AC SPECIFICATIONS
àààààààààààààààààààà 28
AC CharacteristicsD80C186EB25
ààààààààà 28
AC CharacteristicsD80C186EB20/13
ààààà 30
AC CharacteristicsD80L186EB16
ààààààààà 32
Relative Timings
àààààààààààààààààààààààààà 36
Serial Port Mode 0 Timings
àààààààààààààààà 37
AC TEST CONDITIONS
àààààààààààààààààà 38
AC TIMING WAVEFORMS
ààààààààààààààà 38
DERATING CURVES
ààààààààààààààààààààà 41
RESET
ààààààààààààààààààààààààààààààààààà 42
BUS CYCLE WAVEFORMS
àààààààààààààà 45
EXECUTION TIMINGS
ààààààààààààààààààà 52
INSTRUCTION SET SUMMARY
àààààààààà 53
ERRATA
ààààààààààààààààààààààààààààààààà 59
REVISION HISTORY
ààààààààààààààààààààà 59
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