High-Voltage Watchdog Timers with Adjustable Timeout Delay

General Description The MAX16997/MAX16998 are microprocessor (μP) supervisory circuits for high-input-voltage and low-quiescent-current applications. These devices detect downstream circuit failures and provide switchover to redundant circuitry. See the Selector Guide for the different versions

文件：154.21 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

高壓看門狗定時器，可調(diào)節(jié)超時周期

MAX16997/MAX16998是應(yīng)用于高輸入電壓、低靜態(tài)電流系統(tǒng)的微控制器(μP)監(jiān)控電路。這些器件用于檢測下游電路的故障，以切換到冗余電路。有關(guān)該系列產(chǎn)品不同版本，請參考數(shù)據(jù)資料中的Selector Guide。\n\n MAX16997/MAX16998系列具有4路獨立輸入，可實現(xiàn)復(fù)位和看門狗功能。其中，SWT和SRT輸入通過外部電容獨立設(shè)置看門狗超時周期和復(fù)位定時器。RESETIN/EN監(jiān)控各自的輸入電壓。電阻分壓器用于設(shè)置復(fù)位門限。\n\n MAX16998A/B/D產(chǎn)生/RESET和/ENABLE兩路輸出信號。只要RESETIN跌落至門限電壓以下或在WDI端檢 ? 寬泛的輸入電壓范圍：5V至40V\n? 18μA靜態(tài)電流(+125°C，典型值)\n? 電容可調(diào)超時周期，用于看門狗和復(fù)位定時器\n? 看門狗定時器窗口選項(MAX16998B/D)\n? 監(jiān)測外部電壓(RESETIN用于MAX16998A/B/D，EN用于MAX16997A) \n? EN輸入電壓與汽車電池一致\n? TTL和CMOS兼容漏極開路輸出\n? 18V最大漏極開路復(fù)位輸出電壓\n? 28V最大漏極開路使能輸出電壓\n? 上電/斷電復(fù)位功能(MAX16998A/B/D)\n? 通過AECQ-100認(rèn)證\n? -40°C至+125°C工作溫度范圍\n? 小型(3mm x 3mm);

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亞德諾

High-Voltage Watchdog Timers with Adjustable Timeout Delay

General Description The MAX16997/MAX16998 are microprocessor (μP) supervisory circuits for high-input-voltage and low-quiescent-current applications. These devices detect downstream circuit failures and provide switchover to redundant circuitry. See the Selector Guide for the different versions

文件：154.21 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

High-Voltage Watchdog Timers with Adjustable Timeout Delay

General Description The MAX16997/MAX16998 are microprocessor (μP) supervisory circuits for high-input-voltage and low-quiescent-current applications. These devices detect downstream circuit failures and provide switchover to redundant circuitry. See the Selector Guide for the different versions

文件：154.21 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

High-Voltage Watchdog Timers with Adjustable Timeout Delay

General Description The MAX16997/MAX16998 are microprocessor (μP) supervisory circuits for high-input-voltage and low-quiescent-current applications. These devices detect downstream circuit failures and provide switchover to redundant circuitry. See the Selector Guide for the different versions

文件：154.21 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

Package：8-TSSOP，8-MSOP（0.118"，3.00mm 寬）；包裝：卷帶（TR） 類別：集成電路（IC） 監(jiān)控器 描述：IC SUPERVISOR 1 CHANNEL 8UMAX

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亞德諾

Package：8-TSSOP，8-MSOP（0.118"，3.00mm 寬）；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 類別：集成電路（IC） 監(jiān)控器 描述：IC SUPERVISOR 1 CHANNEL 8UMAX

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亞德諾

Package：8-TSSOP，8-MSOP（0.118"，3.00mm 寬）；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 類別：集成電路（IC） 監(jiān)控器 描述：IC SUPERVISOR 1 CHANNEL 8UMAX

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亞德諾