参数资料
型号: MCP9800A5T-M/OT
厂商: Microchip Technology
文件页数: 20/42页
文件大小: 0K
描述: IC SENSOR THERMAL 2.7V SOT23-5
特色产品: MCP9800 2-Wire High-Accuracy Temperature Sensor
标准包装: 1
功能: 温度监控系统(传感器)
传感器类型: 内部
感应温度: -55°C ~ 125°C
精确度: ±2°C(最小值)
拓扑: ADC(三角积分型),寄存器库
输出类型: I²C?/SMBus?
输出警报:
输出风扇:
电源电压: 2.7 V ~ 5.5 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SC-74A,SOT-753
供应商设备封装: SOT-23-5
包装: 标准包装
配用: MCP9800DM-TS1-ND - DEMO BOARD TEMP SENSOR MCP9800
其它名称: MCP9800A5T-M/OTDKR
MCP9800/1/2/3
5.3.3
TEMPERATURE HYSTERESIS
REGISTER (T HYST )
The MCP9800/1/2/3 has a 16-bit read/write
Temperature Hysteresis register that contains a 9-bit
data in two’s compliment format. This register is used
to set a hysteresis for the T SET limit. Therefore, the data
represents a minimum temperature limit. If the ambient
temperature drifts below the specified limit, the
MCP9800/1/2/3 asserts an alert output (refer to
This register uses the nine Most Significant bits (MSbs)
and all other bits are “don’t cares”.
The power-up default value of T HYST register is 75°C,
or <0100 1011 0>b in binary.
REGISTER 5-4:
Upper Half:
TEMPERATURE HYSTERESIS REGISTER (T HYST ) – ADDRESS < 0000 0010 >b
R/W-0
R/W-1
R/W-0
R/W-0
R/W-1
R/W-0
R/W-1
R/W-1
Sign
2
6 °C
2 5 °C
2 4 °C
2 3 °C
2 2 °C
2 1 °C
2 0 °C
bit 15
Lower Half:
bit 8
R/W-0
2 -1 °C
R-0
0
R-0
0
R-0
0
R-0
0
R-0
0
R-0
0
R-0
0
bit 7
Legend:
bit 0
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
DS21909D-page 20
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
? 2010 Microchip Technology Inc.
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MCP9800DM-DL 功能描述:温度传感器开发工具 MCP9800 Temp Data Logger Demo BRD RoHS:否 制造商:Texas Instruments 产品类型:Temperature Sensors and Control ICs 工具用于评估:MSP430G2553 接口类型:USB 工作电源电压: 工作电源电流:
MCP9800DM-DL2 功能描述:温度传感器开发工具 MCP9800 Temp Data Logger Demo Brd 2 RoHS:否 制造商:Texas Instruments 产品类型:Temperature Sensors and Control ICs 工具用于评估:MSP430G2553 接口类型:USB 工作电源电压: 工作电源电流:
MCP9800DM-PCTL 功能描述:温度传感器开发工具 Thermal Sensor PIC- tail Demo BRD RoHS:否 制造商:Texas Instruments 产品类型:Temperature Sensors and Control ICs 工具用于评估:MSP430G2553 接口类型:USB 工作电源电压: 工作电源电流:
MCP9800DM-TS1 功能描述:温度传感器开发工具 MCP9800 Temp Sensor Demo Board RoHS:否 制造商:Texas Instruments 产品类型:Temperature Sensors and Control ICs 工具用于评估:MSP430G2553 接口类型:USB 工作电源电压: 工作电源电流:
MCP9800DM-TS1 制造商:Microchip Technology Inc 功能描述:TEMPERATURE SENSOR DEMO BOARD