MAX3491

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488,MAX3490,andMAX3491are3.3V,low-powertransceiversforRS-485andRS-422communication.Eachpartcontainsonedriverandonereceiver.TheMAX3483andMAX3488featureslew-rate-limiteddriversthatminimizeEMIandreducereflections

MAX3491

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

_______________GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488, MAX3490,andMAX3491are3.3V,low-powertransceivers forRS-485andRS-422communication.Each partcontainsonedriverandonereceiver.The MAX3483andMAX3488featureslew-rate-limiteddrivers thatminimizeEMIan

MAX3491

3.3V供電、10Mbps、限擺率、真RS-485/RS-422收發(fā)器

MAX3483、MAX3485、MAX3486、MAX3488、MAX3490和MAX3491是適用于RS-485和RS-422通信的3.3V、低功耗收發(fā)器。每個器件包含一個驅動器和一個接收器。MAX3483和MAX3488具有限擺率驅動器，可充分降低EMI并減少因電纜端接不當引起的反射，從而實現(xiàn)數(shù)據(jù)速率高達250kbps的無誤差數(shù)據(jù)傳輸。部分限擺率的MAX3486支持高達2.5Mbps的傳輸速率。MAX3485、MAX3490和MAX3491的傳輸速率高達10Mbps。\n\n 驅動器具有短路限流功能，并且通過熱關斷電路將驅動器輸出置于高阻抗狀態(tài)，以防止功耗過大。接收器輸入具有故障; ? 采用3.3V單電源供電——無需電荷泵！\n\n? 與+5V邏輯兼容\n\n? 最大偏斜：8ns (MAX3485/MAX3490/MAX3491)\n\n? 擺率限制實現(xiàn)無誤差數(shù)據(jù)傳輸(MAX3483/MAX3488)\n\n? 2nA低電流關斷模式(MAX3483/MAX3485/MAX3486/MAX3491)\n\n? 共模輸入電壓范圍：-7V至+12V\n\n? 支持總線連接多達32個收發(fā)器\n\n? 提供全雙工和半雙工版本\n\n? 行業(yè)標準75176引腳排列(MAX3483/MAX3485/MAX3486)\n\n? 用于驅動器過載保護的限流和熱關斷功能;

MAX3491AE

+3.3V供電、±20kV ESD保護、20Mbps和限擺率RS-485/RS-422收發(fā)器

MAX3483AE家族(MAX3483AE/MAX3485AE/MAX3488AE/MAX3490AE/MAX3491AE)器件為具有±20kV ESD保護的RS-485/422收發(fā)器，優(yōu)化用于多噪環(huán)境下的延長電纜。全部器件采用3.3V單電源工作。\n\n MAX3483AE和MAX3485AE為半雙工收發(fā)器；MAX3488AE、MAX3490AE和MAX3491AE為全雙工收發(fā)器。MAX3483AE/85AE具有1單位負載接收器輸入阻抗，允許總線上掛接多達32片收發(fā)器；MAX3488AE/90AE/91AE具有1/4單位負載接收器輸入阻抗，允許總線上掛接多達128片收發(fā)器。每個收發(fā); ? 集成保護提高可靠性\n? 高ESD保護\n? ± HBM ESD保護，符合JEDEC JS-001-2012標準\n? ±15kV氣隙放電保護，符合IEC 61000-4-2標準\n? ±8kV接觸放電ESD保護，符合IEC 61000-4-2標準\n\n\n\n\n\n \n? 短路保護輸出\n? 真正的失效保護接收器，防止接收器輸入短路或開路時錯誤跳變\n? 熱插拔功能，避免上電或熱插入期間的錯誤跳變\n\n\n\n\n\n\n? 高達20Mbps的高速數(shù)據(jù)率\n? -40°C至+125°C工作溫度范圍\n? 總線上允許掛接最多128個收發(fā)器;

MAX3491C/D

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488,MAX3490,andMAX3491are3.3V,low-powertransceiversforRS-485andRS-422communication.Eachpartcontainsonedriverandonereceiver.TheMAX3483andMAX3488featureslew-rate-limiteddriversthatminimizeEMIandreducereflections

MAX3491CPD

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488,MAX3490,andMAX3491are3.3V,low-powertransceiversforRS-485andRS-422communication.Eachpartcontainsonedriverandonereceiver.TheMAX3483andMAX3488featureslew-rate-limiteddriversthatminimizeEMIandreducereflections

MAX3491CSD

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488,MAX3490,andMAX3491are3.3V,low-powertransceiversforRS-485andRS-422communication.Eachpartcontainsonedriverandonereceiver.TheMAX3483andMAX3488featureslew-rate-limiteddriversthatminimizeEMIandreducereflections

MAX3491CSLASHD

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488,MAX3490,andMAX3491are3.3V,low-powertransceiversforRS-485andRS-422communication.Eachpartcontainsonedriverandonereceiver.TheMAX3483andMAX3488featureslew-rate-limiteddriversthatminimizeEMIandreducereflections

MAX3491E

3.3V-Powered, ?15kV ESD-Protected, 12Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription DevicesintheMAX3483Efamily(MAX3483E/MAX3485E/AX3486E/MAX3488E/MAX3490E/MAX3491E)are±15kVESD-protected,+3.3V,low-powertransceiversforRS-485andRS-422communications.Eachdevicecontainsonedriverandonereceiver. Features ?ESDProtectionforRS-485I/

MAX3491E

3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

GeneralDescription TheMAX3483,MAX3485,MAX3486,MAX3488,MAX3490,andMAX3491are3.3V,low-powertransceiversforRS-485andRS-422communication.Eachpartcontainsonedriverandonereceiver.TheMAX3483andMAX3488featureslew-rate-limiteddriversthatminimizeEMIandreducereflections