Ultra-Low-Power, I2C Real-Time Clock and Power Management

General Description The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nominal 65nA timekeeping current, extending battery life. The MAX31331 supports a wide range of 32.768kHz crystals. A crystal with any capacitive loading (CL) spec can be used, which bro

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超低功耗、I2C實時時鐘和電源管理

MAX31331超低功耗實時時鐘(RTC)是一款計時器件，標稱計時電流消耗為65nA，可延長電池續(xù)航時間。MAX31331支持多種32.768kHz晶振。該器件可以使用任意電容負載(CL)規(guī)格的晶體，可用晶體范圍廣泛。該器件通過I2C串行接口訪問。\n\n 該器件還具有備用電源引腳(VBAT)，在主電源(VCC)降至編程閾值電壓和備用電源(VBAT)電壓以下時，會自動切換至備用電源(VBAT)。\n\n 其他功能包括兩個當日時間警報、中斷輸出、可編程方波輸出、帶時間戳的事件檢測輸入和串行總線超時機制。32字節(jié)的時間戳寄存器還充當RAM存儲。該器件具有數字施密特觸發(fā)器輸入(D ? 超低功耗，運行時間更長\n? 計時電流：65nA\n\n? 計時電壓范圍：1.1V至5.5V\n\n? 發(fā)生電源故障時自動切換到備用電源\n\n? 提供用于外部超級電容或可充電電池的涓流充電器\n\n\n\n\n? 尺寸小巧，BOM少\n? 1.66mm x 1.26mm 12引腳WLP封裝\n\n? 3mm x 3mm 10引腳TDFN封裝\n\n? 無需外部負載電容\n\n\n\n\n? 靈活易用\n? 支持多種外部晶振（無需外部負載）\n\n? 頻率校正分辨率<0.5ppm\n\n? 接口電壓范圍：1.62V至5.5V\n\n\n\n\n? 提供增值功能以方便使用\n? 使用專用引腳;

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Ultra-Low-Power, I2C Real-Time Clock and Power Management

General Description The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nominal 65nA timekeeping current, extending battery life. The MAX31331 supports a wide range of 32.768kHz crystals. A crystal with any capacitive loading (CL) spec can be used, which bro

文件：1.10388 Mbytes 頁數：49 Pages

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亞德諾

Ultra-Low-Power, I2C Real-Time Clock and Power Management

General Description The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nominal 65nA timekeeping current, extending battery life. The MAX31331 supports a wide range of 32.768kHz crystals. A crystal with any capacitive loading (CL) spec can be used, which bro

文件：1.10388 Mbytes 頁數：49 Pages

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亞德諾

Ultra-Low-Power, I2C Real-Time Clock and Power Management

General Description The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nominal 65nA timekeeping current, extending battery life. The MAX31331 supports a wide range of 32.768kHz crystals. A crystal with any capacitive loading (CL) spec can be used, which bro

文件：1.10388 Mbytes 頁數：49 Pages

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亞德諾

Ultra-Low-Power, I2C Real-Time Clock and Power Management

General Description The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nominal 65nA timekeeping current, extending battery life. The MAX31331 supports a wide range of 32.768kHz crystals. A crystal with any capacitive loading (CL) spec can be used, which bro

文件：1.10388 Mbytes 頁數：49 Pages

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