分辨率可編程設(shè)置的1-Wire數(shù)字溫度計(jì)

DS18B20數(shù)字溫度傳感器提供9-12位攝氏度溫度測(cè)量數(shù)據(jù)，可編程非易失存儲(chǔ)器設(shè)置溫度監(jiān)測(cè)的上限和下限，提供溫度報(bào)警。DS18B20通過1-Wire?總線通信，只需要一條數(shù)據(jù)線 (和地線) 即可與處理器進(jìn)行數(shù)據(jù)傳輸。器件可以工作在-55°C至+125°C范圍，在-10°C至+85°C范圍內(nèi)測(cè)量精度為±0.5°C。此外，DS18B20還可以直接利用數(shù)據(jù)線供電 (寄生供電)，無需外部電源。每個(gè)DS18B20具有唯一的64位序列號(hào)，從而允許多個(gè)DS18B20掛接在同一條1-Wire總線。可以方便地采用一個(gè)微處理器控制多個(gè)分布在較大區(qū)域的DS18B20。該功能非常適合HVAC環(huán)境控制、樓宇/大型設(shè)備 ? 獨(dú)特的1-Wire?接口僅占用一個(gè)通信端口\n\n? 內(nèi)置溫度傳感器和EEPROM減少外部元件數(shù)量\n? 測(cè)量溫度范圍：-55°C至+125°C (-67°F至+257°F) \n\n? -10°C至+85°C溫度范圍內(nèi)測(cè)量精度為±0.5°C \n\n? 9位至12位可編程分辨率\n\n? 無需外部元件\n\n\n\n\n? 寄生供電模式下只需要2個(gè)操作引腳(DQ和GND) \n\n? 多點(diǎn)通信簡(jiǎn)化分布式溫度測(cè)量\n? 每個(gè)器件具有唯一的64位序列號(hào)，存儲(chǔ)在器件ROM內(nèi)\n\n\n\n\n? 用戶可靈活定義溫度報(bào)警門限，通過報(bào)警搜索指令找到溫度超出門限的器件\n\n? 提供8引腳SO(15;

ADI

亞德諾

單總線數(shù)字溫度傳感器

TDSEMIC

拓電半導(dǎo)體

Package：TO-226-3，TO-92-3 標(biāo)準(zhǔn)主體（!--TO-226AA）；包裝：散裝 類別：傳感器，變送器 溫度傳感器 - 模擬和數(shù)字輸出 描述：SENSOR DIGITAL -55C-125C TO92-3

AD

亞德諾

Package：TO-226-3，TO-92-3 標(biāo)準(zhǔn)主體（!--TO-226AA）；包裝：散裝 類別：傳感器，變送器 溫度傳感器 - 模擬和數(shù)字輸出 描述：11 B -55 ~ 125C 1-WIRE DIGITAL,

UTD Semiconductor

DS18B20T是一款可編程分辨率單總線溫度傳感器，溫度范圍為-55~150度，精度為±0.5℃.

Description DS18B20T is a all integrated digital thermometer provides 12-bit Celsius temperature measurementswithout any other externa, sensing unit, it can communicates over a i-wire bus that by definitionrequires only one data line (and ground) for communication with a central microprocessore

文件：6.600386 Mbytes 頁數(shù)：20 Pages

XBLW

芯伯樂

PDF上傳者：深圳市博偉奇電子有限公司

Programmable Resolution 1-Wire Digital Thermometer

Functional Diagrams DESCRIPTION The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile userprogrammable upper and lower trigger points. The DS18B20 communicates over a 1-Wire bus that by definition requires only o

文件：322.07 Kbytes 頁數(shù)：22 Pages

MAXIM

美信

絲?。?a target="_blank" title="Marking" href="/18b20/marking.html">18B20；Package：TO-92；The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user- programmable upper and lower trigger points.

FEATURES ? 1-Wire Interface Requires Only One Port Pin for Communication ? Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM ? Multidrop Capability Simplifies Distributed Temperature-Sensing Applications ? Requires No External Components ??Can Be Powered from Data Line;

文件：1.95436 Mbytes 頁數(shù)：23 Pages

UMW

友臺(tái)半導(dǎo)體

絲?。?a target="_blank" title="Marking" href="/18b20/marking.html">18B20；Package：TO-92；The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user- programmable upper and lower trigger points.

FEATURES ? 1-Wire Interface Requires Only One Port Pin for Communication ? Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM ? Multidrop Capability Simplifies Distributed Temperature-Sensing Applications ? Requires No External Components ??Can Be Powered from Data Line;

文件：1.95436 Mbytes 頁數(shù)：23 Pages

UMW

友臺(tái)半導(dǎo)體

絲?。?a target="_blank" title="Marking" href="/18b20/marking.html">18B20；Package：SOP8；The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user- programmable upper and lower trigger points.

FEATURES ? 1-Wire Interface Requires Only One Port Pin for Communication ? Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM ? Multidrop Capability Simplifies Distributed Temperature-Sensing Applications ? Requires No External Components ??Can Be Powered from Data Line;

文件：1.95436 Mbytes 頁數(shù)：23 Pages

UMW

友臺(tái)半導(dǎo)體

絲?。?a target="_blank" title="Marking" href="/18b20/marking.html">18B20；Package：MSOP8；The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user- programmable upper and lower trigger points.

FEATURES ? 1-Wire Interface Requires Only One Port Pin for Communication ? Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM ? Multidrop Capability Simplifies Distributed Temperature-Sensing Applications ? Requires No External Components ??Can Be Powered from Data Line;

文件：1.95436 Mbytes 頁數(shù)：23 Pages

UMW

友臺(tái)半導(dǎo)體