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          首頁(yè) >DS1391>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

          DS1391

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          文件:380.65 Kbytes 頁(yè)數(shù):25 Pages

          MAXIM

          美信

          DS1391

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          文件:388.89 Kbytes 頁(yè)數(shù):26 Pages

          MAXIM

          美信

          DS1391

          低電壓SPI/3線接口RTC,帶有涓流充電器

          低電壓串行外設(shè)接口(SPI?) DS1390/DS1391/DS1394和低電壓3線DS1392/DS1393實(shí)時(shí)時(shí)鐘(RTC)是能夠提供百分之一秒、秒、分鐘、小時(shí)、星期、日期、月份和年份等信息的時(shí)鐘/日歷芯片。少于31天的月份會(huì)自動(dòng)調(diào)整月末日期,包括閏年日期調(diào)整。時(shí)鐘可以工作在24小時(shí)格式下,也可以工作在帶有AM/PM指示的12小時(shí)格式下。具有可編程的定時(shí)鬧鐘。溫度補(bǔ)償電壓基準(zhǔn)監(jiān)視VCC的狀態(tài),并在檢測(cè)到電源故障時(shí)自動(dòng)切換到備用電源。DS1390具有一個(gè)漏極開(kāi)路輸出,可以提供一個(gè)CPU中斷或者方波輸出,方波有四種可選頻率。DS1391用/RST輸出/去抖輸入取代了SQW//INT引腳。\n\ ? 實(shí)時(shí)時(shí)鐘,計(jì)數(shù)百分之一秒、秒、分鐘、小時(shí)、星期、日期、月份和年份,閏年有效補(bǔ)償至2100年\n? 輸出引腳可以配置為中斷或者方波輸出,方波頻率可以在32.768kHz、8.192kHz、4.096kHz或1Hz中選擇(僅對(duì)DS1390/DS1393/DS1394而言)\n? 一個(gè)定時(shí)鬧鐘\n? 電源故障檢測(cè)和切換電路\n? 復(fù)位輸出/去抖輸入(DS1391/DS1393)\n? 單獨(dú)的SQW和INT輸出(DS1392)\n? 涓流充電功能\n? SPI支持模式0和模式2(DS1394)\n? SPI支持模式1和模式3(DS1390/DS1391)\n? 3線接口(DS1392/DS1393;

          ADI

          亞德諾

          DS1391U-18

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          General Description The low-voltage serial-peripheral interface (SPI?) DS1390/DS1391/DS1394 and the low-voltage 3-wire DS1392/DS1393 real-time clocks (RTCs) are clocks/ calendars that provide hundredths of a second, seconds, minutes, hours, day, date, month, and year information. Features ● Rea

          文件:742.6 Kbytes 頁(yè)數(shù):24 Pages

          MAXIM

          美信

          DS1391U-3

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          General Description The low-voltage serial-peripheral interface (SPI?) DS1390/DS1391/DS1394 and the low-voltage 3-wire DS1392/DS1393 real-time clocks (RTCs) are clocks/ calendars that provide hundredths of a second, seconds, minutes, hours, day, date, month, and year information. Features ● Rea

          文件:742.6 Kbytes 頁(yè)數(shù):24 Pages

          MAXIM

          美信

          DS1391U-33

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          General Description The low-voltage serial-peripheral interface (SPI?) DS1390/DS1391/DS1394 and the low-voltage 3-wire DS1392/DS1393 real-time clocks (RTCs) are clocks/ calendars that provide hundredths of a second, seconds, minutes, hours, day, date, month, and year information. Features ● Rea

          文件:742.6 Kbytes 頁(yè)數(shù):24 Pages

          MAXIM

          美信

          DS1391U-18+

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          文件:380.65 Kbytes 頁(yè)數(shù):25 Pages

          MAXIM

          美信

          DS1391U-18+

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          文件:388.89 Kbytes 頁(yè)數(shù):26 Pages

          MAXIM

          美信

          DS1391U-3+

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          文件:388.89 Kbytes 頁(yè)數(shù):26 Pages

          MAXIM

          美信

          DS1391U-3+

          Low-Voltage SPI/3-Wire RTCs with Trickle Charger

          文件:380.65 Kbytes 頁(yè)數(shù):25 Pages

          MAXIM

          美信

          技術(shù)參數(shù)

          • VSUPPLY(V):

            1.8

          • Date/ Time Format (hh = sec/100):

            YY-MM-DD/ HH

          • Features:

            μP Reset

          • Time Keeping Current (typ)(nA):

            500

          • CL(pF):

            6

          • Memory Type:

            None

          • Time of Day Alarms:

            1

          • Functions:

            RTC

          • RoHS Available:

            Yes

          • Package/ Pins:

            UMAX/10

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

            15.4

          • Oper. Temp.(°C):

            -40 to +85

          • Budgetary Price (See Notes):

            $1.58 @1k

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫(kù)存備注價(jià)格
          ADI
          25+
          10-MINI_SO-N/A
          5500
          低電壓SPI/3線接口RTC,帶有涓流充電器
          詢價(jià)
          MAXIM
          25+
          MSOP
          18000
          原廠直接發(fā)貨進(jìn)口原裝
          詢價(jià)
          MAXIM
          17+
          MSOP-10
          6200
          100%原裝正品現(xiàn)貨
          詢價(jià)
          MAX原裝菲律賓
          SSOP-10
          3200
          原裝長(zhǎng)期供貨!
          詢價(jià)
          MAXIM
          23+
          MSOP
          5000
          原裝正品,假一罰十
          詢價(jià)
          MAXIM
          13+
          1273
          原裝分銷(xiāo)
          詢價(jià)
          MAXIM
          22+
          MSOP
          8200
          全新進(jìn)口原裝現(xiàn)貨
          詢價(jià)
          MAXIM
          24+
          UMAX-10
          10000
          MAXIM一級(jí)代理商原裝現(xiàn)貨假一罰十
          詢價(jià)
          MAXIM
          23+
          USOP
          8888
          專(zhuān)做原裝正品,假一罰百!
          詢價(jià)
          MAXIM
          25+23+
          MSOP10
          30498
          絕對(duì)原裝正品全新進(jìn)口深圳現(xiàn)貨
          詢價(jià)
          更多DS1391供應(yīng)商 更新時(shí)間2026-1-19 14:31:00
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