MAX6323

關(guān)P Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

GeneralDescription TheMAX6323/MAX6324microprocessor(μP)supervisorycircuitsmonitorpowersuppliesandμPactivityindigitalsystems.Awatchdogtimerlooksforactivityoutsideanexpectedwindowofoperation.Sixlaser-trimmedresetthresholdsareavailablewith±2.5accuracyfrom+2.32V

MAX6323

微處理器監(jiān)控電路，窗式(最小/最大)看門(mén)狗定時(shí)及手動(dòng)復(fù)位; ? 最小值/最大值（窗式）看門(mén)狗，8個(gè)工廠(chǎng)調(diào)整的時(shí)序選項(xiàng)\n\n? 脈沖開(kāi)漏、低電平有效看門(mén)狗輸出\n\n? 上電復(fù)位\n\n? 對(duì)+2.5V、+3.0V、+3.3V和+5.0V電源進(jìn)行精密監(jiān)控\n\n? 開(kāi)漏或推挽低電平有效RESET輸出\n\n? 低功耗工作（典型值：23μA）\n\n? 去抖手動(dòng)復(fù)位輸入\n\n? 低至VCC = +1.2V時(shí)確保復(fù)位有效\n\n? 提供通過(guò)AEC-Q100認(rèn)證的MAX6324HUT44/V+T;

MAX6323/MAX6324微處理器(μP)監(jiān)控電路可監(jiān)控?cái)?shù)字系統(tǒng)中的電源和μP活動(dòng)?？撮T(mén)狗定時(shí)器會(huì)尋找預(yù)期工作窗口之外的活動(dòng)。提供六個(gè)激光調(diào)整復(fù)位閾值，范圍為+2.32V至+4.63V，精度為±2.5%。低至VCC = +1.2V時(shí)確保低電平有效RESET輸出有效。\n\n 低電平有效RESET輸出為推挽型(MAX6323)或開(kāi)漏型(MAX6324)。當(dāng)VCC下降至復(fù)位閾值以下時(shí)，或當(dāng)手動(dòng)復(fù)位輸入（低電平有效MR）被置為低電平時(shí)，低電平有效RESET被置為低電平。當(dāng)VCC上升至復(fù)位閾值以上且低電平有效MR被取消置位后，低電平有效RESET會(huì)保持置位至少100ms。\n\n 看門(mén)狗脈沖輸出（低電平有效WDPO）采用開(kāi)漏配置。觸發(fā)條件可以是快速超時(shí)故障（看門(mén)狗輸入脈沖彼此太接近）或慢速超時(shí)故障（在超時(shí)周期內(nèi)沒(méi)有觀(guān)察到看門(mén)狗輸入脈沖）?？撮T(mén)狗超時(shí)是從看門(mén)狗輸入(WDI)的最后一個(gè)下降沿開(kāi)始測(cè)量的，最小脈沖寬度為300ns。當(dāng)觀(guān)察到故障時(shí)，低電平有效WDPO會(huì)置位，持續(xù)1ms。提供八個(gè)激光調(diào)整超時(shí)周期。\n\n MAX6323/MAX6324采用6引腳SOT23封裝，在-40°C至+125°C擴(kuò)展級(jí)溫度范圍內(nèi)工作。\n\n ?\n\n

MAX6323

μP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

MAX6323_UT__-T

關(guān)P Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

GeneralDescription TheMAX6323/MAX6324microprocessor(μP)supervisorycircuitsmonitorpowersuppliesandμPactivityindigitalsystems.Awatchdogtimerlooksforactivityoutsideanexpectedwindowofoperation.Sixlaser-trimmedresetthresholdsareavailablewith±2.5accuracyfrom+2.32V

MAX6323_UT__-T

uP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

GeneralDescription TheMAX6323/MAX6324microprocessor(μP)supervisorycircuitsmonitorpowersuppliesandμPactivityindigitalsystems.Awatchdogtimerlooksforactivityoutsideanexpectedwindowofoperation.Sixlaser-trimmedresetthresholdsareavailablewith±2.5accuracyfrom+2.32V

MAX6323AUT46-T

μP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

GeneralDescription TheMAX6323/MAX6324microprocessor(μP)supervisorycircuitsmonitorpowersuppliesandμPactivityindigitalsystems.Awatchdogtimerlooksforactivityoutsideanexpectedwindowofoperation.Sixlaser-trimmedresetthresholdsareavailablewith±2.5accuracyfrom+2.32V

MAX6323-MAX6324

uP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

GeneralDescription TheMAX6323/MAX6324microprocessor(μP)supervisorycircuitsmonitorpowersuppliesandμPactivityindigitalsystems.Awatchdogtimerlooksforactivityoutsideanexpectedwindowofoperation.Sixlaser-trimmedresetthresholdsareavailablewith±2.5accuracyfrom+2.32V

MAX6323_10

uP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

MAX6323_11

μP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

MAX6323_UT__-T

關(guān)P Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset