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温度传感器IC
    发布时间: 2023-07-03 15:28    
温度传感器IC
High Precision Digital Temperature Sensors (Local Only)


PN Interface Local Accuracy (oC) [Max.]Supply Voltage (V)Channel Package Resolution (oC)Temperature Range (oC)Feature/Description
CT7117SMBus/I2C ±0.1(20~50)        ±0.3(-40~125)     ±0.5(-50~150) 1.4 to 5.5 1 * Local CSP-4 0.0078125 -50 to 150High precision, Ultra Small Size Digital temperature sensor with I2C interface
CT1801 Single-Wire ±0.1(-40~120)      ±0.35(-50~150)4.5 to 5.5 1 * Local  TO-92 0.00390625 -50 to 150Wide Range, High Precision Digital Temperature sensor with Single-Wire Interface.
CT1711 S-Wire ±0.1(30~45 )       ±0.25(-20~100)    ±0.8(-40~125)1.8 to 5.5 1 * Local  MCLGA-3x3-40.00390625 -40 to 125High precision Digital temperature sensor with S-Wire interface, specially designed for Human body temperature measurement










Single Channel Digital Temperature Sensors (Local Only)


PN Interface Local Accuracy (oC) [Max.]Supply Voltage (V)Channel Package Resolution (oC)Temperature Range (oC)Feature/Description
CT7302 SMBus/I2C ±0.22.5 to 5.5 1 * Local DFN-3x3-8, SOT-23-5 0.015625 -55 to 125High Precision Digital Temperature sensor with SMBus/I2C Interface.
CT7112 SMBus/I2C ±0.51.7 to 5.5 1 * Local DFN-1.6x1.6-6 0.0625 -40 to 125Small size Digital Temperature sensor with SMBus/I2C Interface.
CT75 SMBus/I2C ±0.5 1.75 to 5.5 1 * Local SOP-8, MSOP-8, DFN-3x3-8 0.0625 -40 to 125Industry Standard Digital Temperature sensor with performance improved, SMBus/I2C Interface.
CT7525 SMBus/I2C ±1.01.4 to 5.5 1 * Local CSP-4 0.0625 -50 to 150Ultra small size, low power digital temperature sensor
CT7113SMBus/I2C ±1.01.4 to 5.5 1 * Local CSP-4 0.0625 -50 to 150Ultra small size, low power digital temperature sensor
CT1820 Single-Wire ±0.5 1.8 to 5.5 1 * Local  TO-92, TO-92S, TO-92S-2, SOT-23, MSOP-8 0.0625 -40 to 125Industry Standard Digital Temperature sensor with Low Cost, performance improved, Single-Wire Interface.
CT1820B Single-Wire ±0.5 1.8 to 5.5 1 * Local  TO-92, TO-92S-2, MSOP-80.0625 -40 to 125Industry Standard Digital Temperature sensor with performance improved, Single-Wire Interface.
CT1820S Single-Wire ±0.5 3.0 to 5.5 1 * Local  TO-92 0.5 -40 to 125Industry Standard Digital Temperature sensor with performance improved, Single-Wire Interface.
CT1830 Single-Wire ±0.5 2.1 to 5.5 1 * Local  TO-92, SOT-23 0.0625 -40 to 125Digital Temperature sensor with 768-bit EEPROM, Single-Wire Interface.
CT1705 Single-Wire ±0.5 2.2 to 5.5 1 * Local  SOT-23 0.0625 -40 to 1253-PIN, Low Cost Digital Temperature sensor with Single-Wire Interface.
CT1710 Single-Wire ±1.0 2.2 to 5.5 1 * Local  TO-92, SOT-23 0.0625 -40 to 125Low Cost Digital Temperature sensor with Single-Wire Interface.
CT1712 Single-Wire ±1.0 2.2 to 5.5 1 * Local  TO-92S, TO-92S-20.0625 -40 to 1252-PIN Digital Temperature sensor with Single-Wire Interface.
CT1720 S-Wire ±1.0 1.8 to 5.5 1 * Local  SOT-23 0.015625 -50 to 150Low cost Temperature sensor with S-wire interface.
CT1721 Pulse Count ±0.5 1.4 to 5.5 1 * Local SOT-23, TO-92S-2,  CSP-4, DFN1.6×0.8-20.0625 -50 to 1502-PIN Digital Temperature sensor with Pulse counter Interface, supports up to 9 sensors connecting the same I/O pin.










Multi channels Digital Temperature Sensors (Local + Remote)

PN Interface Local Accuracy (oC) [Max.]Remote Accuracy (oC) [Max.]Supply Voltage (V)Channel Package Resolution (oC)Temperature Range (oC)Feature/Description
CT7318 SMBus/I2C ±1.0 ±1.01.75 to 5.5 1 * Local + 1* Remote SOP-8, MSOP-8, DFN-3x3-8 0.125 -40 to 1252-CH (1*Local + 1*Remote) Digital Temperature sensor with Thermal/Alert Alarm, SMBus/I2C Interface.
CT7319 SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 1* Remote SSOP-16 0.0625 -40 to 1252-CH (1*Local + 1*Remote) Digital Temperature sensor with Alert Alarm, Address setup pin, SMBus/I2C Interface.
CT7451 SMBus/I2C ±1.0 ±1.01.7 to 5.5 1 * Local + 1* Remote DFN-2x2-8 0.0625 -40 to 1252-CH (1*Local + 1*Remote) Low Size Digital Temperature sensor with SMBus/I2C Interface.
CT7481 SMBus/I2C ±1.0 ±1.01.75 to 5.5 1 * Local + 2* Remote MSOP-10 0.0625 -40 to 1253-CH (1*Local + 2*Remote) Digital Temperature sensor with Thermal/Alert Alarm, SMBus/I2C Interface.
CT7423 SMBus/I2C ±1.0 ±1.01.8 to 5.5 1 * Local + 3* Remote SOP-8 0.0625 -40 to 1254-CH (1*Local + 3*Remote) Digital Temperature sensor with SMBus/I2C Interface.
CT7424 SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 4* Remote QFN-3x3-16 0.0625 -40 to 1255-CH (1*Local + 4*Remote) Digital Temperature sensor with Thermal Alarm, SMBus/I2C Interface.
CT7425 SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 5* Remote QFN-3x3-16 0.0625 -40 to 1256-CH (1*Local + 5*Remote) Digital Temperature sensor with Thermal Alarm, SMBus/I2C Interface.
CT7426 SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 6* Remote QFN-3x3-16 0.0625 -40 to 1257-CH (1*Local + 6*Remote) Digital Temperature sensor with Thermal Alarm, SMBus/I2C Interface.
CT7427 SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 7* Remote QFN-3x3-16 0.0625 -40 to 1258-CH (1*Local + 7*Remote) Digital Temperature sensor with Thermal Alarm, SMBus/I2C Interface.
CT7428 SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 8* Remote QFN-3x3-16 0.0625 -40 to 1259-CH (1*Local + 8*Remote) Digital Temperature sensor with Thermal Alarm, SMBus/I2C Interface.
CT7468SMBus/I2C ±1.0 ±1.0 1.75 to 5.5 1 * Local + 8* Remote QFN-3x3-16 0.0625 -40 to 125 (Local)     
-200 to 200 (Remote)		9-CH (1*Local + 8*Remote) Wide Range Digital Temperature sensor with Thermal Alarm, SMBus/I2C Interface.
CT7431/ASMBus/I2C ±1.0 ±1.0 2.5 to 5.5 1 * Local + 1* Remote MSOP-8          DFN3x3-80.0625 -40 to 125 (Local)    
-50 to 150 (Remote)		2-CH (1*Local + 1*Remote) Digital Temperature sensor with Automatic beta compensation, SMBus/I2C Interface.
CT7432/ASMBus/I2C ±1.0 ±1.0 2.5 to 5.5 1 * Local + 2* Remote MSOP-10 DFN3x3-100.0625 -40 to 125 (Local)    
-50 to 150 (Remote)		3-CH (1*Local + 2*Remote) Digital Temperature sensor with Automatic beta compensation, SMBus/I2C Interface.










Analog Temperature Sensors





PN Output Interface VCC (V) Temperature Accuracy (oC) [Max.]Slope Gain (mV/oC) Package Temperature Range (oC)Feature/Description
CT7035 Analog Voltage1.8 to 5.5 ±0.35 (K Version)      ±1.5 (Non-K Version) -A: 19.5                 -B/J: 10SOT-23, SC70-5  -50 to 150Low Cost, Small size, High Precision Analog Output Temperature sensor with Multi Slope Gain.
 -C: 6.25        -D: -5.5  -K:-5.8
 -E: -8.2               -F: -10.9
 -G: -11.77           -H: -13.6 










Temperature Switch






PN VCC (V) Accuracy (oC) Trigger Temperature (oC)Package Output Logic Feature/Description
CT1722 1.75 to 5.5 ±0.5 Pre-Program Range: -40 to 125; Step: 2.0 CSP-3, SOT23-5 Active Low, (OD, external resistor) Tiny Size, Temperature Switch with pre-programmed trigger, hysteresis temperature
CT17231.4 to 5.5±0.25 Pre-Program Range: -40 to 125; Step: 1.0 CSP-4,   SOT23Active Low, (OD, external resistor) Tiny Size, High Precision Temperature Switch with pre-programmed trigger, hysteresis temperature
CTS7509 2.5 to 5.5 ±2.0Resistor Program Range: -40 to 125SOT23-5 Active Low, (OD, external resistor) Temperature Switch with Resistor-programmed trigger temperature
CTS7510 2.5 to 5.5 ±2.0Resistor Program, Range: -40 to 125 SOT23-6 Active Low, (OD, internal resistor)
Active Low, (Push-pull)
Active High, (Push-pull) 		Temperature Switch with Resistor-programmed trigger temperature, Active Low/High Selectable










System Thermal Monitor





PN InterfaceVCC (V) TemperatureFanAnalog VoltageLogic In/OutPackageFeature/Description
CT80SMBus/I2C1.7 to 5.5 1-CH Local Temperature, Resolution:0.0625  Accuracy:±1.02-CH Fan Speed Monitor7-CH Voltage monitor, Range: 0 to 2.56V or 0 to VCC Resolution: 2.56mV or 6.0mV3-CH Input
2-CH Output		TSSOP-24System Thermal (including Temperature, Voltage, Fan Speed and interupt logic) Monitor chip with I2C Interface










Temperature Measurement & Display




PN VCC (V) Standby Current (uA)LED DisplayFinger TouchExternal T-SensorPackageFeature/Description
CT77002.7 to 4.35 33-Digit, 7-Seg, 3 to 20mA DriverSingle pointNTC SOP-8Temperature Measurement & LED Display Driver with Single point finger touch, specially used in Smart Cup.