CXHA3180是一个精确的数字温度计,它可以报告遥感器和它自己的软件包的温度。2线串行接口接受标准系统管理总线(SMBus)的写入字节、读取字节、发送字节和接收字节命令,以编程报警阈值和读取温度数据。数据格式为二进位格式。测量可以自动和自主地进行,转换率由用户编程或编程为在单次拍摄模式下操作。可调速率允许用户控制电源电流消耗。CXHA3180有一个小的,8针MSOP表面安装包。
测量局部温度
无需校准
SMBus 2线串行接口
可编程欠温/超温报警
支持SMBus警报响应
“精度:±3℃(+60℃~+100℃,局部)
·转换期间320μA(典型)平均电源电流
+3V至+5.5V电源范围
小型8导MSOP组件
 
[ CXHA3180 ]
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产品概述 返回TOP
产品特点 返回TOP
„ Measures Local Temperatures
„ No Calibration Required
„ SMBus 2-Wire Serial Interface
„ Programmable Under/Overtemperature Alarms
„ Supports SMBus Alert Response
„ Accuracy: ±3°C (+60°C to + 100°C, local)
„ 320μA (typ) Average Supply Current During Conversion
„ +3V to +5.5V Supply Range
„ Small 8-Lead MSOP Package
应用范围 返回TOP
Desktop and Notebook
Central Office
Computers
Telecom Equipment
Smart Battery Packs
Test and Measurement
LAN Servers
Multi-Chip Modules
Industrial Controllers
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产品封装图 返回TOP

电路原理图 返回TOP

| Temperature Transducer | |||||||||
| Part NO. | VCC(V) min. | VCC(V) max. | Sensor Gain | VOUT (V) | Sensor Range(°C) | Accuracy (°C) | Isupply (μA) | Note | Package | 
| 2 | 5.5 | -11.6 | 2.5~0.3 | -55~130 | ±1 | 18 | Negative temperature coefficient output | TO126F/SC70-5(SOT353) | |
| Digital Interface Temperature Sensor | |||||||||
| Part NO. | VCC(V) min. | VCC(V) max. | Remote | Local | Interface | Slave Address | Accuracy (°C) | Note | Package | 
| 3 | 5.5 | N | 1 | SMBus | 1001XXX | ±2 | 8 slave addresses 9 bits resolution | SOP8/MSOP8/TDFN3X3-8 | |
| 3 | 5.5 | N | 1 | SMBus | 1001XXX | ±1 | 8 slave addresses 11 bits resolution | SOP8/MSOP8/TDFN3X3-8 /TDFN3X2-8 | |
| 3 | 3.6 | N | 1 | SMBus | 1001000 | ±1 | -10°C to 80°C±1°C(max) | SOT23-5 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | Support transitor mode | SOP8/MSOP8 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | Remote up to 160°C | SOP8/MSOP8/TDFN3X3-8 | |
| 3 | 5.5 | N | 1 | SMBus | 1001100 | ±3 | Local temperature sensor | MSOP8 | |
| 3 | 5.5 | 2 | 1 | SMBus | 1001100 | ±1 | Support transistor mode | MSOP10 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | SMBus inputs are built-in switch to prevent reverse leakage | SOP8/MSOP8/TDFN3X3-8 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | Griffin | SOP8 MSOP8 | |
| Thermal Switch | |||||||||
| Part NO. | VCC(V) min. | VCC(V) max. | Sensor | Hysterisis VCCGND | Output Type | Accuracy (°C) | Isupply (μA) | Note | Package | 
| 4 | 5.5 | -- | 10 or 30 | Open Drain | ±3.5 | 33 | N/A | SOT23-5 | |
| 3 | 5.5 | Remote | 10 or 2 | Open Drain | ±3 | -- | OT is set by SET0 and SET1, Thermal diode needed | SOP8/MSOP8 | |
| 2.7 | 5.5 | Local | 10 or 30 | Open Drain | ±3.5 | 33 | OT is set by an external resistor | SOT23-5/TDFN2X2-8 | |
| 2.7 | 5.5 | Local | 10 or 2 | Open Drain | ±3.5 | 33 | OT is set by an external resistor | TDFN2X2-8/ADFN1.5X1.5-6/SOT23-5/SOT23-6 | |
| 2.7 | 5.5 | Remote | Set by Resistor | Open Drain | -- | 70 | 8 Remote SensorsThermistor is needed | TQFN3X3-16 | |
| 2.7 | 5.5 | Remote | Set by Resistor | Open Drain | -- | 42 | 2 Remote SensorsThermistor is needed | SOT23-8/AQFN1.5X1.5-8 | |
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