Extremely Accurate I2C-Integrated

General Description The DS3231 is a low-cost, extremely accurate I2C realtime clock (RTC) with an integrated temperature compensated crystal oscillator (TCXO) and crystal. The device incorporates a battery input, and maintains accurate time keeping when main power to the device is interrupted.

文件：362.29 Kbytes 頁數(shù)：20 Pages

MAXIM

美信

Extremely Accurate I2C-Integrated RTC/TXO/Crystal

General Description The DS3231 is a low-cost, extremely accurate I2C realtime clock (RTC) with an integrated temperature compensated crystal oscillator (TCXO) and crystal. The device incorporates a battery input, and maintains accurate time keeping when main power to the device is interrupted.

文件：363.44 Kbytes 頁數(shù)：19 Pages

DALLAS

Extremely Accurate I2C-Integrated RTC/TCXO/Crystal

文件：372.16 Kbytes 頁數(shù)：20 Pages

MAXIM

美信

Extremely Accurate I2C-Integrated RTC/TCXO/Crystal

文件：378.78 Kbytes 頁數(shù)：20 Pages

MAXIM

美信

Extremely Accurate I2C-Integrated RTC-TCXO-Crystal

文件：297.77 Kbytes 頁數(shù)：20 Pages

MAXIM

美信

Extremely Accurate I2C-Integrated RTC/TCXO/Crystal

文件：300.67 Kbytes 頁數(shù)：20 Pages

MAXIM

美信

超高精度、I2C接口、集成RTC/TCXO/晶體

DS3231是低成本、高精度I2C實(shí)時時鐘(RTC)，具有集成的溫補(bǔ)晶振(TCXO)和晶體。該器件包含電池輸入端，斷開主電源時仍可保持精確的計時。集成晶振提高了器件的長期精確度，并減少了生產(chǎn)線的元件數(shù)量。DS3231提供商用級和工業(yè)級溫度范圍，采用16引腳300mil的SO封裝。\n\n RTC保存秒、分、時、星期、日期、月和年信息。少于31天的月份，將自動調(diào)整月末的日期，包括閏年的修正。時鐘的工作格式可以是24小時或帶/AM/PM指示的12小時格式。提供兩個可設(shè)置的日歷鬧鐘和一個可設(shè)置的方波輸出。地址與數(shù)據(jù)通過I2C雙向總線串行傳輸。\n\n 精密的、經(jīng)過溫度補(bǔ)償?shù)碾妷夯? ? 0°C至+40°C范圍內(nèi)精度為±2ppm\n? -40°C至+85°C范圍內(nèi)精度為±3.5ppm\n? 為連續(xù)計時提供電池備份輸入\n? 工作溫度范圍\n? 商用級：0°C至+70°C\n? 工業(yè)級：-40°C至+85°C\n\n\n? 低功耗\n? 實(shí)時時鐘產(chǎn)生秒、分、時、星期、日期、月和年計時，并提供有效期到2100年的閏年補(bǔ)償\n? 兩個日歷鬧鐘\n? 可編程方波輸出\n? 高速(400kHz) I2C接口\n? 工作在3.3V\n? 數(shù)字溫度傳感器輸出：精度為±3°C\n? 老化修正寄存器\n? /RST輸出/按鈕復(fù)位去抖輸入;

ADI

亞德諾

二合一鋰電池保護(hù)芯片

DS-Micro

德昇微

?5ppm, I2C Real-Time Clock

General Description The? DS3231M? is? a? low-cost,? extremely? accurate,? I2C real-time clock (RTC). The device incorporates a battery input? and? maintains? accurate? timekeeping? when? main power? to? the? device? is? interrupted.? The? integration? of the? microelectromechanical? systems? (M

文件：1.37254 Mbytes 頁數(shù)：20 Pages

MAXIM

美信

?5ppm, I2C Real-Time Clock

General Description The? DS3231M? is? a? low-cost,? extremely? accurate,? I2C real-time clock (RTC). The device incorporates a battery input? and? maintains? accurate? timekeeping? when? main power? to? the? device? is? interrupted.? The? integration? of the? microelectromechanical? systems? (M

文件：1.37254 Mbytes 頁數(shù)：20 Pages

MAXIM

美信