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M80C186XL20 반도체 회로 부품 판매점

16-BIT HIGH-INTEGRATION EMBEDDED PROCESSOR



Intel 로고
Intel
M80C186XL20 데이터시트, 핀배열, 회로
M80C186XL20 16 12 10
16-BIT HIGH-INTEGRATION EMBEDDED PROCESSOR
Y Low Power Full Static Version of
M80C186
Y Operation Modes
Enhanced Mode
DRAM Refresh Control Unit
Power-Save Mode
Direct Interface to 80C187
Compatible Mode
NMOS 80186 Pin-for-Pin
Replacement for Non-Numerics
Applications
Y Integrated Feature Set
Static Modular CPU
Clock Generator
2 Independent DMA Channels
Programmable Interrupt Controller
3 Programmable 16-Bit Timers
Dynamic RAM Refresh Control Unit
Programmable Memory and
Peripheral Chip Select Logic
Programmable Wait State Generator
Local Bus Controller
Power-Save Mode
System-Level Testing Support (High
Impedance Test Mode)
Y Completely Object Code Compatible
with Existing 8086 8088 Software and
Has 10 Additional Instructions over
8086 8088
Y Speed Versions Available
20 MHz (M80C186XL20)
16 MHz (M80C186XL16)
12 5 MHz (M80C186XL12)
10 MHz (M80C186XL)
Y Direct Addressing Capability to
1 MByte Memory and 64 Kbyte I O
Y Complete System Development
Support
All 8086 and 80C186 Software
Development Tools Can Be Used for
M80C186XL System Development
ASM 86 Assembler PL M-86
Pascal-86 Fortran-86 iC-86 and
System Utilities
In-Circuit-Emulator (ICETM-186)
Y Available in 68-Pin
Ceramic Pin Grid Array (PGA)
Y Military Temperature Range
b55 C to a125 C (TC)
The Intel M80C186XL is a Modular Core re-implementation of the M80C186 microprocessor It offers higher
speed and lower power consumption than the standard M80C186 but maintains 100% clock-for-clock func-
tional compatibility Packaging and pinout are also identical
271276 – 1
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
March 1995
Order Number 271276-002


M80C186XL20 데이터시트, 핀배열, 회로
M80C186XL20 16 12 10
16-BIT HIGH INTEGRATION EMBEDDED PROCESSOR
CONTENTS
PAGE
INTRODUCTION
10
M80C186XL BASE ARCHITECTURE
M80C186XL Clock Generator
Bus Interface Unit
10
10
11
M80C186XL PERIPHERAL
ARCHITECTURE
Chip-Select Ready Generation Logic
DMA Unit
Timer Counter Unit
Interrupt Control Unit
Enhanced Mode Operation
Queue-Status Mode
DRAM Refresh Control Unit
Power-Save Control
Interface for 80C187 Math
Coprocessor
ONCE Test Mode
11
11
12
12
12
12
12
13
13
13
13
ABSOLUTE MAXIMUM RATINGS
14
DC CHARACTERISTICS
14
CONTENTS
AC CHARACTERISTICS
Major Cycle Timings (Read Cycle)
Major Cycle Timings (Write Cycle)
Major Cycle Timings (Interrupt
Acknowledge Cycle)
Software Halt Cycle Timings
Clock Timings
Ready Peripheral and Queue Status
Timings
Reset and Hold HLDA Timings
AC TIMING WAVEFORMS
EXPLANATION OF THE AC
SYMBOLS
DERATING CURVES
M80C186XL EXECUTION TIMINGS
INSTRUCTION SET SUMMARY
FOOTNOTES
PAGE
16
16
18
20
22
23
25
27
33
36
37
38
39
44
2




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