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參數(shù)資料
| 型號： | DS1721U+ |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | Switch/Digital Output Temperature Sensor |
| 英文描述： | DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 1Cel, SQUARE, SURFACE MOUNT |
| 封裝： | LEAD FREE, USOP-8 |
| 文件頁數(shù)： | 5/19頁 |
| 文件大小： | 356K |
| 代理商： | DS1721U+ |
DS1721
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SAMPLE COMMAND SEQUENCE Table 6
Example: Bus master programs the DS1721 for 11-bit conversions in the continuous mode with an active
low state for the thermostat output. It then programs TH=50°C and TL=45°C and starts temperature
conversions.
BUS MASTER
MODE
DS1721
MODE
DATA (MSB
FIRST)
COMMENTS
TX
RX
START
Bus Master initiates a START condition
TX
RX
<address, 0>
Bus Master sends DS1721 address; R/ W = 0
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
ACh
Bus Master sends access configuration protocol
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
08h
Bus Master programs configuration register as
described above. This will also clear thermostat
flags
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
START
Bus Master Initiates a REPEATED START
condition
TX
RX
<address, 0>
Bus Master sends DS1721 address; R/ W = 0
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
A1h
Bus Master sends access TH protocol
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
32h
Bus Master writes MSB of TH (50°C)
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
00h
Bus Master writes LSB of TH (50°C)
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
START
Bus Master initiates a REPEATED START
condition
TX
RX
<address, 0>
Bus Master sends DS1721 address; R/ W = 0
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
A2h
Bus Master sends access TL protocol
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
2Dh
Bus Master writes MSB of TL (45°C)
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
00h
Bus Master writes LSB of TL (45°C)
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
START
Bus Master initiates a REPEATED START
condition
TX
RX
<address, 0>
Bus Master sends DS1721 address; R/ W = 0
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
51h
Bus Master sends start convert protocol
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
STOP
Bus Master initiates STOP condition
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS1721U | DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 1Cel, SQUARE, SURFACE MOUNT |
| DS1721S | DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 1Cel, RECTANGULAR, SURFACE MOUNT |
| DS1722S/T&R | DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 2Cel, RECTANGULAR, SURFACE MOUNT |
| DS1722U | DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 2Cel, RECTANGULAR, SURFACE MOUNT |
| DS1722S+ | DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 2Cel, RECTANGULAR, SURFACE MOUNT |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1721U/T&R | 制造商:Maxim Integrated Products 功能描述:TEMP SENSOR DGTL 2-WIRE 8USOP - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC THERMOMETER/STAT DIG HP 8USOP |
| DS1721U/T&R+W | 制造商:Maxim Integrated Products 功能描述:DIGITAL THERMOMETER AND THERMOSTAT - Tape and Reel 制造商:Maxim Integrated Products 功能描述:Board Mount Temperature Sensors Digital Thermometer & Thermostat |
| DS1721U/T&R | 功能描述:板上安裝溫度傳感器 RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
| DS1721U/T&R+W | 功能描述:板上安裝溫度傳感器 Digital Thermometer & Thermostat RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
| DS1721U/T,R | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:2-Wire Digital Thermometer and Thermostat |
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