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MAX1481

Software-Selectable, Half-/Full-Duplex, Slew-Rate-Limited, 12Mbps, RS-485/RS-422 Transceivers in uMAX Package

GeneralDescription TheMAX1481/MAX1484/MAX1485/MAX1486providesoftware-selectable,half-/full-duplex,low-power,slew-rate-limited,andhigh-speed(12Mbps)RS-485/RS-422operationina10-pinμMAX?package—thesmallest10-pinpackageavailable. Features ?10-PinμMAXPackage:Smallest10-Pin

MAX1481

可通過軟件選擇、半/全雙工、限擺率、12Mbps、RS-485/RS-422收發(fā)器，采用μMAX封裝; ? 10引腳μMAX封裝：超小的10引腳封裝\n\n? 可通過軟件選擇半/全雙工操作(MAX1485/MAX1486)\n\n? 0.1μA低電流關(guān)斷模式(MAX1481)\n\n? 擺率限制實現(xiàn)無誤差數(shù)據(jù)傳輸(MAX1481/MAX1485)\n\n? 12Mbps高速運(yùn)行(MAX1484/MAX1486)\n\n? 支持總線連接多達(dá)256個收發(fā)器;

MAX1481/MAX1484/MAX1485/MAX1486提供可通過軟件選擇、半/全雙工、低功耗、限擺率和高速(12Mbps) RS-485/RS-422操作，采用市面上超小的10引腳μMAX?封裝。\n\n 可通過軟件選擇的半/全雙工MAX1485/MAX1486淘汰了可選半/全雙工RS-485/RS-422操作所需的解決方案，這些解決方案通常尺寸更大、成本更高：1)一個14引腳全雙工收發(fā)器通過接收器和發(fā)送器線路之間的跳線進(jìn)行配置，或2)兩個8引腳半雙工收發(fā)器，這需要一個額外的反相器邏輯門來提供軟件選擇能力。\n\n MAX1481/MAX1484在功能上等同于行業(yè)標(biāo)準(zhǔn)的MAX491和75180，專為空間受限的全雙工RS-422應(yīng)用而設(shè)計。\n\n 所有器件都包含一個驅(qū)動器和一個接收器，并具有1/8單位負(fù)載接收器輸入阻抗，支持總線連接多達(dá)256個收發(fā)器。MAX1481/MAX1485具有低擺率驅(qū)動器，可充分降低EMI并減少因電纜端接不當(dāng)引起的反射，從而實現(xiàn)高達(dá)250kbps的無誤差數(shù)據(jù)傳輸。MAX1484/MAX1486驅(qū)動器擺率不受限制，因此傳輸速率高達(dá)12Mbps。\n\n MAX1481/MAX1484/MAX1485/MAX1486電源電流消耗僅為300μA。MAX1481具有低功耗關(guān)斷模式，可將電源電流降至僅0.1μA。所有器件均采用5V單電源供電。\n\n 驅(qū)動器具有輸出短路限流功能，并且通過熱關(guān)斷電路將驅(qū)動器輸出置于高阻抗?fàn)顟B(tài)，以防止功耗過大。接收器輸入具有故障安全特性，可在輸入開路時確保輸出保持邏輯高電平。\n\n ?\n\n

MAX1481

Software-Selectable, Half-/Full-Duplex, Slew-Rate-Limited, 12Mbps, RS-485/RS-422 Transceivers in 關(guān)MAX Package

MAX14819

Dual IO-Link Master Transceiver with Integrated Framers and L Supply Controllers

GeneralDescription TheMAX14819low-power,dual-channel,IO-Link?mastertransceiverwithsensor/actuatorpower-supplycontrollersisfullycompliantwiththelatestIO-Linkandbinaryinputstandardsandtestspecifications,IEC61131-2,IEC61131-9SDCI,andIO-Link1.1.2.Thismastertranscei

MAX14819

Dual IO-Link Master Transceiver with Integrated Framers and L Supply Controllers

GeneralDescription TheMAX14819low-power,dual-channel,IO-Link? mastertransceiverwithsensor/actuatorpower-supplycontrollersisfullycompliantwiththelatestIO-Linkandbinary inputstandardsandtestspecifications,IEC61131-2,IEC 61131-9SDCI,andIO-Link1.1.2.Thismastertrans

MAX14819

雙通道IO-Link主機(jī)收發(fā)器，集成成幀器和L+電源控制器; ? 低功耗結(jié)構(gòu)\n? 1Ω (典型值)驅(qū)動器導(dǎo)通電阻\n\n? 1.9mA (典型值)雙通道總電源電流\n\n? 限流器，15mV檢測電壓\n\n\n\n\n? 集成IO-Link成幀器無需外部UART\n? 集成循環(huán)定時器減輕微控制器的時間關(guān)鍵任務(wù)\n\n\n\n\n? 高度可配置、高度集成減少SKU\n? 2路類型1/類型3輔助數(shù)字輸入\n\n? 支持npn傳感器\n\n? 兩個24V傳感器電源控制器，包括：\n\n \n? 大電容負(fù)載充電能力\n? 2A及更高負(fù)載電流\n\n\n\n\n\n\n\n? 集成保護(hù)，支持可靠的系統(tǒng)\n? 所有接口引腳上提供極性反接保護(hù)\n\n? C/Q和DI完全符合IEC 61131-2標(biāo)準(zhǔn)\n\n? C/Q兼容IO-Link 1.1.2\n\n? L+和C/Q上提供反向電流阻塞\n\n? 65V絕對最大額定值，提高TVS靈活性\n\n? 尖峰脈沖濾波器，改善突發(fā)彈跳\n\n? -40°C至+125°C工作溫度范圍;

MAX14819低功耗、雙通道IO-Link?主機(jī)收發(fā)器帶有傳感器/執(zhí)行器電源控制器，完全兼容最新IO-Link和二進(jìn)制輸入標(biāo)準(zhǔn)及測試規(guī)范IEC 61131-2、IEC 61131-9 SDCI和IO-Link 1.1.3。主機(jī)收發(fā)器也包括兩路輔助數(shù)字輸入(DI_)通道。\n\n MAX14819可配置為配合外部UART工作，或者使用IC上的集成成幀器。\n\n 為便于選擇微控制器，主機(jī)收發(fā)器具有幀處理電路，帶有UART和FIFO。器件設(shè)計用于簡化所有IO-Link M序列幀類型的時間關(guān)鍵控制。MAX14819也具有自主循環(huán)定時器，降低對高精度控制器時序的要求。集成建立通信排序器也簡化喚醒管理。\n\n MAX14819集成兩個低功耗傳感器電源控制器，具有高級限流、反向電流保護(hù)和極性反接保護(hù)能力，支持低功耗可靠方案。\n\n MAX14819采用48引腳(7mm × 7mm) TQFN封裝，工作在-40°C至+125°C擴(kuò)展級溫度范圍。\n\n \n\n \n\n

MAX14819ATM

Dual IO-Link Master Transceiver with Integrated Framers and L Supply Controllers

GeneralDescription TheMAX14819low-power,dual-channel,IO-Link?mastertransceiverwithsensor/actuatorpower-supplycontrollersisfullycompliantwiththelatestIO-Linkandbinaryinputstandardsandtestspecifications,IEC61131-2,IEC61131-9SDCI,andIO-Link1.1.2.Thismastertranscei

MAX14819ATM

Dual IO-Link Master Transceiver with Integrated Framers and L Supply Controllers

GeneralDescription TheMAX14819low-power,dual-channel,IO-Link? mastertransceiverwithsensor/actuatorpower-supplycontrollersisfullycompliantwiththelatestIO-Linkandbinary inputstandardsandtestspecifications,IEC61131-2,IEC 61131-9SDCI,andIO-Link1.1.2.Thismastertrans

MAX14819ATM+

Dual IO-Link Master Transceiver with Integrated Framers and L Supply Controllers

GeneralDescription TheMAX14819low-power,dual-channel,IO-Link?mastertransceiverwithsensor/actuatorpower-supplycontrollersisfullycompliantwiththelatestIO-Linkandbinaryinputstandardsandtestspecifications,IEC61131-2,IEC61131-9SDCI,andIO-Link1.1.2.Thismastertranscei

MAX14819ATM+

Dual IO-Link Master Transceiver with Integrated Framers and L Supply Controllers

GeneralDescription TheMAX14819low-power,dual-channel,IO-Link? mastertransceiverwithsensor/actuatorpower-supplycontrollersisfullycompliantwiththelatestIO-Linkandbinary inputstandardsandtestspecifications,IEC61131-2,IEC 61131-9SDCI,andIO-Link1.1.2.Thismastertrans