參數(shù)資料
型號(hào)： AM486DE2
英文描述： Am486DE2 Microprocessor Data Sheet
中文描述： Am486DE2微處理器數(shù)據(jù)表
文件頁(yè)數(shù)： 5/52頁(yè)
文件大小： 1242K
代理商： AM486DE2
Am486DE2 Microprocessor
5
WB/WT (New)......................................................................................................................................16
W/R......................................................................................................................................................16
Functional Description................................................................................................................................17
Overview..............................................................................................................................................17
Memory................................................................................................................................................17
Modes of Operation .............................................................................................................................17
Write-Through Cache Architecture ......................................................................................................17
Cache Replacement Description .........................................................................................................17
Memory Configuration .........................................................................................................................17
Clock Control..............................................................................................................................................18
Clock Generation.................................................................................................................................18
Stop Clock ...........................................................................................................................................18
Stop Grant Bus Cycle ..........................................................................................................................19
Pin State During Stop Grant ................................................................................................................19
Clock Control State Diagram ...............................................................................................................20
SRESET Function......................................................................................................................................20
System Management Mode .......................................................................................................................22
Overview..............................................................................................................................................22
Terminology.........................................................................................................................................22
System Management Interrupt Processing..........................................................................................22
Entering System Management Mode ..................................................................................................26
Exiting System Management Mode.....................................................................................................27
Processor Environment .......................................................................................................................27
Executing System Management Mode Handler ..................................................................................28
SMM System Design Considerations ..................................................................................................31
SMM Software Considerations ............................................................................................................34
Test Registers 4 and 5 Modifications.........................................................................................................36
TR4 Definition......................................................................................................................................36
TR5 Definition......................................................................................................................................36
Am486DE2 Microprocessor Functional Differences...................................................................................37
Am486DE2 Microprocessor Identification..................................................................................................37
DX Register at RESET ........................................................................................................................37
CPUID Instruction................................................................................................................................37
Electrical Data............................................................................................................................................39
Power Connections..............................................................................................................................39
Power Decoupling Recommendations.................................................................................................39
Other Connection Recommendations..................................................................................................39
Absolute Maximum Ratings........................................................................................................................40
Operating Ranges......................................................................................................................................40
DC Characteristics over Commercial Operating Ranges...........................................................................40
Switching Characteristics over Commercial Operating Ranges.................................................................41
Switching Characteristics for 33-MHz Bus (66-MHz Microprocessor).................................................42
Switching Waveforms ..........................................................................................................................43
Package Thermal Specifications................................................................................................................48
Physical Dimensions..................................................................................................................................50
168-Pin PGA........................................................................................................................................50
208-Lead SQFP...................................................................................................................................51
相關(guān)PDF資料
PDF描述
AM486DX Am486DX - Am486DX Block Diagram
AM486DXPGA Am486DX PGA - Am486DX PGA Package Temperature Comparisons
AM486DXSQFP 70NS, PLCC, IND TEMP(EEPROM)
AM486 Am486 Microprocessor Software User＇s Manual? 4.40MB (PDF)
AM49DL3208G Am49DL3208G - Stacked Multi-Chip Package (MCP) Flash Memory and pSRAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AM486DE2-66V8TGC 制造商:AMD 制造商全稱(chēng):Advanced Micro Devices 功能描述:8-Kbyte Write-Through Embedded Microprocessor
AM486DE2-66V8THC 制造商:Advanced Micro Devices 功能描述:Microprocessor, 32 Bit, 208 Pin, Plastic, QFP
AM486DX 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Am486DX - Am486DX Block Diagram
AM486DX/DX2 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Am486DX/DX2 Hardware Reference Manual
AM486DX2 制造商:AMD 制造商全稱(chēng):Advanced Micro Devices 功能描述:Am5X86⑩ Microprocessor Family
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫(xiě)一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*