AM186ER-25KCW AMD [Advanced Micro Devices], AM186ER-25KCW Datasheet - Page 9

• Manufacturer Part Number: AM186ER-25KCW
• Description: High-Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers with RAM
• Manufacturer: AMD [Advanced Micro Devices]

TQFP Physical Dimensions ..................................................................................................... 104
PQFP Physical Dimensions ..................................................................................................... 105
Index ................................................................................................................................... Index-1
LIST OF FIGURES
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
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Figure 21.
LIST OF TABLES
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
Table 15.
Table 16.
Switching Characteristics over Commercial and Industrial Operating Ranges,
Synchronous Serial Interface (SSI) (40 MHz and 50 MHz) ......................................... 102
Synchronous Serial Interface (SSI) Waveforms .......................................................... 103
Am186ER 50-MHz Example System Design ......................................................... 15
Typical 80C186 System Design ............................................................................. 15
Two-Component Address Example ....................................................................... 40
Am186™ER Microcontroller Address Bus—Normal Operation ............................. 42
Am186™ER Microcontroller—Address Bus Disable in Effect ............................... 42
Am188™ER Microcontroller Address Bus—Normal Operation ............................. 43
Am188™ER Microcontroller—Address Bus Disable in Effect ............................... 43
Am186™ER and Am188™ER Microcontrollers Oscillator Configurations ............ 45
Peripheral Control Block Register Map .................................................................. 46
Clock Organization ................................................................................................ 48
ARDY and SRDY Synchronization Logic Diagram ................................................ 49
Example Memory Maps ......................................................................................... 50
DMA Unit Block Diagram ....................................................................................... 56
Synchronous Serial Interface Multiple Write .......................................................... 58
Synchronous Serial Interface Multiple Read .......................................................... 58
Thermal Resistance ( C/Watt) ............................................................................... 61
Thermal Characteristics Equations ........................................................................ 61
Typical Ambient Temperatures for PQFP with Two-Layer Board .......................... 63
Typical Ambient Temperatures for TQFP with Two-Layer Board .......................... 64
Typical Ambient Temperatures for PQFP with Four-Layer to Six-Layer Board ..... 65
Typical Ambient Temperatures for TQFP with Four-Layer to Six-Layer Board ..... 66
Related AMD Products—E86™ Family Devices ................................................... 12
Data Byte Encoding ............................................................................................... 31
Numeric PIO Pin Assignments .............................................................................. 36
Alphabetic PIO Pin Assignments ........................................................................... 36
Bus Cycle Encoding ............................................................................................... 37
Clocking Modes ..................................................................................................... 39
Segment Register Selection Rules ........................................................................ 40
Maximum and Minimum Clock Frequencies .......................................................... 44
Am186ER Microcontroller Maximum DMA Transfer Rates .................................. 55
Thermal Characteristics ( C/Watt) ......................................................................... 61
Typical Power Consumption Calculation ............................................................... 62
Junction Temperature Calculation ......................................................................... 62
Typical Ambient Temperatures for PQFP with Two-Layer Board .......................... 63
Typical Ambient Temperatures for TQFP with Two-Layer Board .......................... 64
Typical Ambient Temperatures for PQFP with Four-Layer to Six-Layer Board ..... 65
Typical Ambient Temperatures for TQFP with Four-Layer to Six-Layer Board ..... 66
Am186
TM
ER and Am188
TM
ER Microcontrollers Data Sheet
9