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          首頁(yè) >DS1231>規(guī)格書(shū)列表

          型號(hào)下載 訂購(gòu)功能描述制造商 上傳企業(yè)LOGO

          DS1231

          Power Monitor Chip

          DESCRIPTION The DS1231 Power Monitor Chip uses a precise temperature-compensated reference circuit which provides an orderly shutdown and an automatic restart of a processor-based system. A signal warning of an impending power failure is generated well before regulated DC voltages go out of speci

          文件:52.58 Kbytes 頁(yè)數(shù):9 Pages

          DALLAS

          DS1231

          Power Monitor Chip

          文件:70.87 Kbytes 頁(yè)數(shù):9 Pages

          MAXIM

          美信

          DS1231

          電源監(jiān)測(cè)器

          DS1231電源監(jiān)控芯片采用精密的溫度補(bǔ)償比較器來(lái)監(jiān)控輸入功率和5V系統(tǒng)電源。如果檢測(cè)到不安全電壓,不可屏蔽中斷會(huì)在電源故障之前向處理器發(fā)送警告信號(hào)。當(dāng)功率低于用戶可選的5%或10%閾值水平時(shí),處理過(guò)程將無(wú)條件停止,距離關(guān)斷的時(shí)間與電源的可用保持時(shí)間成正比。電源恢復(fù)后,DS1231會(huì)保持復(fù)位狀態(tài),直到電源狀況穩(wěn)定為止。\n\n 為了增強(qiáng)系統(tǒng)可靠性,DS1231會(huì)密切監(jiān)控處理器和上游功率水平、在即將發(fā)生故障時(shí)發(fā)出警告以及自動(dòng)暫停和重新啟動(dòng)處理器操作。輸入檢測(cè)還支持連接到開(kāi)關(guān)輸入,例如用于LED功能的光隔離器。所有外部復(fù)位元件(即上拉電阻和延遲定時(shí)電容)都集成在一個(gè)封裝中 ? 監(jiān)控輸入和電源并在即將發(fā)生故障時(shí)發(fā)出警告\n\n? 提供有序關(guān)斷\n\n? 啟動(dòng)并保持處理器復(fù)位,直到電平不安全\n\n? 容差閾值水平可設(shè)置為5%或10%\n\n? 上電時(shí)自動(dòng)重新啟動(dòng)處理器\n\n? 暫停重新啟動(dòng),直到系統(tǒng)穩(wěn)定\n\n? 工作范圍:0°C至+70°C(DS1231和DS1231S)\n-40°C至+85°C(DS1231-N和DS1231S-N)\n\n? 可選低電平有效NMI遲滯(200mV =“-20”、350mV =“-35”、500mV =“-50”);

          ADI

          亞德諾

          DS1231S

          Power Monitor Chip

          DESCRIPTION The DS1231 Power Monitor Chip uses a precise temperature-compensated reference circuit which provides an orderly shutdown and an automatic restart of a processor-based system. A signal warning of an impending power failure is generated well before regulated DC voltages go out of speci

          文件:52.58 Kbytes 頁(yè)數(shù):9 Pages

          DALLAS

          DS1231/S

          Power Monitor Chip

          文件:70.87 Kbytes 頁(yè)數(shù):9 Pages

          MAXIM

          美信

          DS1231-50

          Power Monitor Chip

          文件:70.87 Kbytes 頁(yè)數(shù):9 Pages

          MAXIM

          美信

          DS1231SLASHS

          Power Monitor Chip

          文件:70.87 Kbytes 頁(yè)數(shù):9 Pages

          MAXIM

          美信

          DS1231-20/G

          Package:8-DIP(0.300",7.62mm);包裝:管件 類別:集成電路(IC) 監(jiān)控器 描述:IC SUPERVISOR 1 CHANNEL 8DIP

          AD

          亞德諾

          DS1231-20+

          Package:8-DIP(0.300",7.62mm);包裝:管件 類別:集成電路(IC) 監(jiān)控器 描述:IC SUPERVISOR 1 CHANNEL 8DIP

          AD

          亞德諾

          DS1231-20N

          Package:8-DIP(0.300",7.62mm);包裝:管件 類別:集成電路(IC) 監(jiān)控器 描述:IC SUPERVISOR 1 CHANNEL 8DIP

          AD

          亞德諾

          技術(shù)參數(shù)

          • Reset Thresh. Accur. (@ +25°C)(%):

            2.5

          • Reset Out:

            Active Low

          • tRESET (min):

            85ms to 300ms

          • Watchdog Feature:

            No Watchdog

          • Supervisor Features:

            Power Fail Comparator/Low Battery Detect

          • ICC (max)(μA):

            2000

          • RoHS Available:

            Yes

          • Oper. Temp.(°C):

            -40 to +85

          • Package/ Pins:

            PDIP/8

          • Smallest Available Pckg. (max w/pins)(mm2):

            81.9

          • Budgetary Price (See Notes):

            $3.83 @1k

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫(kù)存備注價(jià)格
          DALLAS
          24+
          DIP
          8000
          只做原裝正品現(xiàn)貨
          詢價(jià)
          DALLAS
          23+
          DIP-8
          7000
          絕對(duì)全新原裝!100%保質(zhì)量特價(jià)!請(qǐng)放心訂購(gòu)!
          詢價(jià)
          MAX
          25+
          QFP56
          18000
          原廠直接發(fā)貨進(jìn)口原裝
          詢價(jià)
          DALLAS
          24+
          800
          詢價(jià)
          DALLAS
          23+
          DIP-8
          5000
          原裝正品,假一罰十
          詢價(jià)
          DALLAS
          17+
          DIP-8
          9700
          原裝現(xiàn)貨QQ:547425301手機(jī)17621633780楊小姐
          詢價(jià)
          DS
          25+
          DIP-8
          2800
          原裝現(xiàn)貨!可長(zhǎng)期供貨!
          詢價(jià)
          DALLAS
          23+
          DIP8
          8560
          受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣(mài)!
          詢價(jià)
          DS
          23+
          65480
          詢價(jià)
          原廠
          25+
          IC
          1
          普通
          詢價(jià)
          更多DS1231供應(yīng)商 更新時(shí)間2026-1-20 22:22:00
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