Maxim Integrated Datasheets for Temperature Sensor Chips

Temperature sensor chips are semiconductor dies or packages that have built-in temperature sensors.
Temperature Sensor Chips: Learn more

Product Name Notes
10-Bit, Serial-Output Temperature Sensors with Five-Channel ADC -- MAX1099 10-Bit, Serial-Output Temperature Sensors with Five-Channel ADC
12-Bit, Serial-Output Temperature Sensors with Five-Channel ADC -- MAX1298
12-Bit, Serial-Output Temperature Sensors with Five-Channel ADC -- MAX1299
12-Bit, Serial-Output Temperature Sensors with Five-Channel ADC
Analog Temperature Sensor -- DS60 Analog Temperature Sensor
SOT Temperature Sensor with Multidrop Single Wire Digital Interface -- MAX6575 SOT Temperature Sensor with Multidrop Single Wire Digital Interface
Digital Thermometer and Thermostat -- DS1621 The DS1621 Digital Thermometer and Thermostat provides 9-bit temperature readings, which indicate the temperature of the device. The thermal alarm output, TOUT is active when the temperature of the...
Digital Thermometer and Memory -- DS1624 The DS1624 consists of two separate functional units: 1) a 256-byte nonvolatile E2 memory and 2) a direct-to-digital temperature sensor. The nonvolatile memory is made up of 256 bytes...
Digital Thermometer and Real-Time Clock/Calendar -- DS1629 The DS1629 digital thermometer and real-time clock integrates the critical functions of a real-time clock and a temperature sensor in a 150mil 8-pin SO package (DS1629S). Communication to the DS1629...
High-Precision Digital Thermometer and Thermostat -- DS1631
High-Precision Digital Thermometer and Thermostat -- DS1731
The DS1631, DS1631A, and DS1731 digital thermometers provide 9, 10, 11, or 12-bit temperature readings over a -55°C to +125°C range. The DS1631 and DS1631A thermometer accuracy is ±0.5°C from...
Digital Thermometer and Thermostat -- DS1721 The DS1721 digital thermometer and thermostat features ±1°C accuracy over a -10°C to +85°C range. Thermometer data is read out over a 2-wire serial bus in 2's complement format with...
Digital Thermometer with SPI/3-Wire Interface -- DS1722 The DS1722 Digital Thermometer and Thermostat with SPI/3-Wire Interface provides temperature readings which indicate the temperature of the device. No additional components are required; the device is truly a temperature-to-digital...
Digital Thermometer and Thermostat in SOT23 -- DS1775 The DS1775 digital thermometer and thermostat is offered in a tiny 5-pin SOT-23 package and provides ±2°C accuracy over a -10°C to +85°C range. Thermometer data is read out over...
CPU Peripheral Monitor -- DS1780 The DS1780 is a highly integrated system instrumentation monitor that is ideal for use in personal computers or any microprocessor-based system. It monitors temperature (±2°C accuracy from -25°C to +100°C),...
Econo 1-Wire Digital Thermometer -- DS1822 The DS1822 is a digital thermometer with ±2°C accuracy over a -10°C to +85°C range. Data is read out over a 1-Wire® serial bus in 2's complement format with 9...
Econo Parasite-Power Digital Thermometer -- DS1822-PAR The DS1822-PAR is a digital thermometer with ±2°C accuracy over a -10°C to +85°C range and an operating temperature range of -55°C to +100°C. Data is read out over a...
Programmable Resolution 1-Wire Digital Thermometer With 4-Bit ID -- DS1825 The DS1825 digital thermometer provides 9 to 12-bit centigrade temperature measurements and has an alarm function with NV user-programmable upper and lower trigger points. The DS1825 communicates over a 1-Wire®
Programmable Resolution 1-Wire Digital Thermometer -- DS18B20 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. The DS18B20 communicates over a 1-Wire®
1-Wire Parasite-Power Digital Thermometer -- DS18B20-PAR The DS18B20-PAR digital thermometer provides 9 to 12-bit centigrade temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. The DS18B20-PAR does not need an...
1-Wire Parasite-Power Digital Thermometer -- DS18S20 The DS18S20 digital thermometer provides 9-bit Celsius temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. The DS18S20 communicates over a 1-Wire® bus that...
Parasite-Power Digital Thermometer -- DS18S20-PAR The DS18S20-PAR digital thermometer provides 9-bit centigrade temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. The DS18S20-PAR does not need an external power...
1-Wire Digital Thermometer with Sequence Detect and PIO -- DS28EA00 The DS28EA00 is a digital thermometer with 9-bit (0.5°C) to 12-bit (1/16°C) resolution and alarm function with nonvolatile (NV), user-programmable upper and lower trigger points. Each DS28EA00 has its unique...
±0.5°C Accurate Analog-Output Temperature Sensor -- DS600 The DS600 is a ±0.5°C accurate analog-output temperature sensor. This accuracy is valid over its entire operating voltage range of 2.7V to 5.5V and the wide temperature range of -20°C...
Low-Voltage, ±0.5°C Accuracy Digital Thermometer and Thermostat -- DS620 The DS620 digital thermometer and thermostat provides low-voltage (1.7V < VDD < 3.5V) temperature measurements with ±0.5°C accuracy from 0°C to +70°C and an operating temperature range of -55°C...
Digital Thermometer and Thermostat -- DS75 The DS75 digital thermometer and thermostat provides 9, 10, 11, or 12-bit digital temperature readings over a -55°C to +125°C range with ±2°C accuracy over a -25°C to +100°C range.
High-Precision Digital Thermometer and Thermostat -- DS7505 The DS7505 low-voltage (1.7V to 3.7V) digital thermometer and thermostat provides 9-, 10-, 11-, or 12-bit digital temperature readings over a -55°C to +125°C range with ±0.5°C accuracy over a...
Remote/Local Temperature Sensor with SMBus Serial Interface -- MAX1617A The MAX1617A is a precise digital thermometer that reports the temperature of both a remote sensor and its own package. The remote sensor is a diode-connected transistor-typically a low-cost, easily...
Remote/Local Temperature Sensor with Dual Alarm Outputs and SMBus Serial Interface -- MAX1619 The MAX1619 is a precise digital thermometer that reports the temperature of both a remote sensor and its own package. The remote sensor is a diode-connected transistor-typically a low-cost, easily...
Multichannel Remote/Local Temperature Sensors -- MAX1668
Multichannel Remote/Local Temperature Sensors -- MAX1805
Multichannel Remote/Local Temperature Sensors -- MAX1989
The MAX1668/MAX1805/MAX1989 are precise multichannel digital thermometers that report the temperature of all remote sensors and their own packages. The remote sensors are diode-connected transistors—typically low-cost, easily mounted 2N3904 NPN...
I 2C Digital Thermometer and Real-Time Clock -- MAX31629 The MAX31629 I2Cdigital thermometer and real-time clock (RTC) integrates the critical functions of a real-time clock and a temperature monitor in a small-outline 8-pin TDFN package. Communication to...
Digital Thermometers and Thermostats with SPI/3-Wire Interface -- MAX31722
Digital Thermometers and Thermostats with SPI/3-Wire Interface -- MAX31723
The MAX31722/MAX31723 digital thermometers and thermostats with an SPI™/3-wire interface provide temperature readings that indicate the device temperature. No additional components are required; the devices are truly temperature-to-digital converters. Temperature...
±0.5°C Local Temperature Sensors -- MAX31725
±0.5°C Local Temperature Sensors -- MAX31726
The MAX31725/MAX31726 temperature sensors accurately measure temperature and provide an overtemperature alarm/interrupt/shutdown output. These devices convert the temperature measurements to digital form using a high-resolution, sigma-delta, analog-to-digital converter (ADC). Accuracy...
3-Channel Remote Temperature Sensor -- MAX31730 The MAX31730 temperature sensor monitors its own temperature and the temperatures of three external diode-connected transistors. The operating supply voltage is from 3.0V to 3.6V. Resistance cancellation compensates for high...
1-Wire Ambient Temperature Sensor -- MAX31820 The MAX31820 ambient temperature sensor provides 9-bit to 12-bit Celsius temperature measurements with ±0.5°C accuracy over a +10°C to +45°C temperature range. Over its entire -55°C to +125°C operating range,...
1-Wire Parasite-Power, Ambient Temperature Sensor -- MAX31820PAR The MAX31820PAR ambient temperature sensor provides 9-bit to 12-bit Celsius temperature measurements with ±0.5°C accuracy over a +10°C to +45°C temperature range. Over its entire -55°C to +125°C operating range,...
1-Wire Digital Temperature Sensor with 1Kb Lockable EEPROM -- MAX31826 The MAX31826 digital thermometer provides 12-bit temperature measurements and communicates over a 1-Wire® bus that by definition requires only one data line (and ground) for communication with a central microcontroller.
Cold-Junction Compensated, 1-Wire Thermocouple-to-Digital Converters -- MAX31850
Cold-Junction Compensated, 1-Wire Thermocouple-to-Digital Converters -- MAX31851
The MAX31850/MAX31851 cold-junction compensated, 1-Wire® thermocouple-to-digital converters perform cold-junction compensation and digitize the signal from a K-, J-, N-, T-, S-, R-, or E-type thermocouple. The converters resolve temperatures...
Cold-Junction Compensated Thermocouple-to-Digital Converter -- MAX31855 The MAX31855 performs cold-junction compensation and digitizes the signal from a K-, J-, N-, T-, S-, R-, or E-type thermocouple. The data is output in a signed 14-bit, SPI-compatible, read-only...
RTD-to-Digital Converter -- MAX31865 The MAX31865 is an easy-to-use resistance-to-digital converter optimized for platinum resistance temperature detectors (RTDs). An external resistor sets the sensitivity for the RTD being used and a precision delta-sigma ADC...
SOT Temperature Sensors with Period/Frequency Output -- MAX6576
SOT Temperature Sensors with Period/Frequency Output -- MAX6577
The MAX6576/MAX6577 are low-cost, low-current temperature sensors with a single-wire output. The MAX6576 converts the ambient temperature into a square wave with a period proportional to absolute temperature (°K). The...
±1°C Accurate 8-Channel Temperature Sensor -- MAX6581 The MAX6581 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to seven external diode-connected transistors. All temperature channels have programmable alert and overtemperature thresholds. When...
Five-Channel Precision Temperature Monitor -- MAX6602 The MAX6602 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to four external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1 and...
Precision Temperature Monitor for DDR Memory Modules -- MAX6604 The MAX6604 high-precision temperature sensor is designed for thermal monitoring functions in DDR memory modules. The device is readable and programmable through the 2-wire SMBus/I²C-compatible interface. Three address inputs set...
Low-Power Analog Temperature Sensor in SC70 Package -- MAX6605 The MAX6605 precision, low-power, analog output temperature sensor is available in a 5-pin SC70 package. The device has a +2.7V to +5.5V supply voltage range and 10µA supply current over...
Low-Voltage Analog Temperature Sensors in SC70 and SOT23 Packages -- MAX6607
Low-Voltage Analog Temperature Sensors in SC70 and SOT23 Packages -- MAX6608
The MAX6607/MAX6608* precision, low-voltage, analog output temperature sensors are available in 5-pin SC70 and SOT23 packages. The devices have a +1.8V to +3.6V supply voltage range and 8µA supply current...
Precision, Low-Power, 6-Pin SOT23 Temperature Sensors and Voltage References -- MAX6610
Precision, Low-Power, 6-Pin SOT23 Temperature Sensors and Voltage References -- MAX6611
The MAX6610/MAX6611 are precise, low-power analog temperature sensors combined with a precision voltage reference. They are ideal for applications involving analog-to-digital converters (ADCs), where the MAX6610/MAX6611 provide the reference voltage...
High-Slope, Low-Power, Analog Temperature Sensor in an SC70 Package -- MAX6612 The MAX6612 is a low-power precision analog output temperature sensor in a tiny 5-pin SC70 package. The sensitivity of the output voltage to temperature is a high 19.53mV/°C. This sensitivity...
Low-Voltage Analog Temperature Sensor in an SC70 Package -- MAX6613 The MAX6613 is a low-power precision analog output temperature sensor in a tiny 5-pin SC70 package. The MAX6613 operates over a 1.8V to 5.5V supply voltage range, with a typical...
5-Channel Precision Temperature Monitor -- MAX6622 The MAX6622 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to four external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1 and...
9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface in a SOT23 -- MAX6625
9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface in a SOT23 -- MAX6626
The MAX6625/MAX6626 combine a temperature sensor, a programmable overtemperature alarm, and an I²C-compatible serial interface into single compact packages. They convert their die temperatures into digital values using internal analog-to-digital...
Remote ±1°C Accurate Digital Temperature Sensors with SPI-Compatible Serial Interface -- MAX6627
Remote ±1°C Accurate Digital Temperature Sensors with SPI-Compatible Serial Interface -- MAX6628
The MAX6627/MAX6628 precise digital temperature sensors report the temperature of a remote sensor. The remote sensor is a diode-connected transistor, typically a low-cost, easily mounted 2N3904 NPN type that replaces...
12-Bit + Sign Digital Temperature Sensors with Serial Interface -- MAX6629
12-Bit + Sign Digital Temperature Sensors with Serial Interface -- MAX6630
12-Bit + Sign Digital Temperature Sensors with Serial Interface -- MAX6631
12-Bit + Sign Digital Temperature Sensors with Serial Interface -- MAX6632
The MAX6629-MAX6632 are local digital temperature sensors with an SPI™-compatible serial interface. The temperature is converted to a 12-bit + sign word with a resolution of 0.0625°C/LSB. An extended temperature...
12-Bit Plus Sign Temperature Sensors with SMBus/I²C-Compatible Serial Interface -- MAX6633
12-Bit Plus Sign Temperature Sensors with SMBus/I²C-Compatible Serial Interface -- MAX6634
12-Bit Plus Sign Temperature Sensors with SMBus/I²C-Compatible Serial Interface -- MAX6635
The MAX6633/MAX6634/MAX6635 combine a temperature sensor, a programmable overtemperature alarm, and an SMBus™/I²C-compatible serial interface into a single package. They convert their die temperatures into digital values using internal analog-to-digital...
7-Channel Precision Temperature Monitor -- MAX6636 The MAX6636 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to six external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1, 4,...
±1°C, SMBus-Compatible Remote/Local Temperature Sensor with Overtemperature Alarm -- MAX6642 The MAX6642 precise, two-channel digital temperature sensor accurately measures the temperature of its own die and a remote PN junction and reports the temperature data over a 2-wire serial interface.
+145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms -- MAX6646
+145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms -- MAX6647
+145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms -- MAX6649
The MAX6646/MAX6647/MAX6649 are precise, two-channel digital temperature sensors. The devices accurately measure the temperature of their own die and a remote PN junction, and report the temperature in digital form...
Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms -- MAX6648
Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms -- MAX6692
The MAX6648/MAX6692 are precise, two-channel digital temperature sensors. They accurately measure the temperature of their own die and a remote PN junction, and report the temperature in digital form using...
Temperature Sensor and System Monitor in a 10-Pin µMAX -- MAX6652 The MAX6652 system supervisor monitors multiple power-supply voltages, including its own, and also features an on-board temperature sensor. Voltages and temperature are converted to an 8-bit code using an analog-to-digital...
1°C Accurate Remote/Local Temperature Sensor with SMBus Serial Interface -- MAX6654 The MAX6654 is a precise digital thermometer that reports the temperature of both a remote P-N junction and its own die. The remote junction can be a diode-connected transistor—typically a...
Dual Remote/Local Temperature Sensors and Four-Channel Voltage Monitors -- MAX6655
Dual Remote/Local Temperature Sensors and Four-Channel Voltage Monitors -- MAX6656
The MAX6655/MAX6656 are precise voltage and temperature monitors. The digital thermometer reports the temperature of two remote sensors and its own die temperature. The remote sensors are diode-connected transistors—typically a...
±1°C, SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms -- MAX6657
±1°C, SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms -- MAX6658
±1°C, SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms -- MAX6659
The MAX6657/MAX6658/MAX6659 are precise, two-channel digital temperature sensors. Each accurately measures the temperature of its own die and one remote PN junction, and reports the temperature in digital form on...
12-Bit + Sign Temperature Sensor with SPI-Compatible Serial Interface -- MAX6662 The MAX6662 is a 12-bit + sign temperature sensor combined with a programmable overtemperature alarm and a 3-wire (SPI-compatible) serial interface in a single package. It converts its die temperature...
High-Accuracy PWM Output Temperature Sensors -- MAX6667 The MAX6666/MAX6667 are high-accuracy, low-cost, low-power temperature sensors with a single-wire output. The MAX6666/MAX6667 convert the ambient temperature into a ratiometric PWM output with temperature information contained in the duty...
PWM Output Temperature Sensors in SC70 Packages -- MAX6672
PWM Output Temperature Sensors in SC70 Packages -- MAX6673
The MAX6672/MAX6673 are low-current temperature sensors with a single-wire output. These temperature sensors convert the ambient temperature into a 1.4kHz PWM output, which contains the temperature information in its duty...
±1°C Fail-Safe Remote/Local Temperature Sensors with SMBus Interface -- MAX6680
±1°C Fail-Safe Remote/Local Temperature Sensors with SMBus Interface -- MAX6681
The MAX6680/MAX6681 are precise, two-channel digital thermometers. Each accurately measures the temperature of its own die and one remote PN junction and reports the temperature on a 2-wire serial interface.
Thermistor-to-Digital Converter -- MAX6682 The MAX6682 converts an external thermistor's temperature-dependent resistance directly into digital form. The thermistor and an external fixed resistor form a voltage-divider that is driven by the MAX6682's internal voltage...
Temperature Sensor and System Monitor in a 10-Pin µMAX -- MAX6683 The MAX6683 system supervisor monitors multiple power-supply voltages, including its own, and also features an on-board temperature sensor. The MAX6683 converts voltages to an 8-bit code and temperatures to an...
7-Channel Precision Temperature Monitor -- MAX6689 The MAX6689 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to six external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1, 4,...
2°C Accurate Remote/Local Temperature Sensor with SMBus Serial Interface -- MAX6690 The MAX6690 is a precise digital thermometer that reports the temperature of both a remote P-N junction and its own die. The remote junction can be a diode-connected transistor—typically a...
Four-Channel Thermistor Temperature-to-Pulse-Width Converter -- MAX6691 The MAX6691 four-channel thermistor temperature-to-pulse-width converter measures the temperatures of up to four thermistors and converts them to a series of output pulses whose widths are related to the thermistors'...
7-Channel Precision Temperature Monitor with Beta Compensation -- MAX6693 The MAX6693 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to six external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1, 4,...
5-Channel Precision Temperature Monitor with Beta Compensation -- MAX6694 The MAX6694 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to four external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1 and...
Dual Remote/Local Temperature Sensors with SMBus Serial Interface -- MAX6695
Dual Remote/Local Temperature Sensors with SMBus Serial Interface -- MAX6696
The MAX6695/MAX6696 are precise, dual-remote, and local digital temperature sensors. They accurately measure the temperature of their own die and two remote diode-connected transistors, and report the temperature in digital...
7-Channel Precision Temperature Monitor -- MAX6697 The MAX6697 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to six external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1, 4,...
7-Channel Precision Remote-Diode, Thermistor, and Local Temperature Monitor -- MAX6698 The MAX6698 precision multichannel temperature sensor monitors its own temperature, the temperatures of three external diode-connected transistors, and the temperatures of three thermistors. All temperature channels have programmable alert thresholds.
5-Channel Precision Temperature Monitor -- MAX6699 The MAX6699 precision multichannel temperature sensor monitors its own temperature and the temperatures of up to four external diode-connected transistors. All temperature channels have programmable alert thresholds. Channels 1 and...
Digital Temperature Sensors and Thermal Watchdog with Bus Lockup Protection -- MAX7500
Digital Temperature Sensors and Thermal Watchdog with Bus Lockup Protection -- MAX7501
Digital Temperature Sensors and Thermal Watchdog with Bus Lockup Protection -- MAX7502
Digital Temperature Sensors and Thermal Watchdog with Bus Lockup Protection -- MAX7503
Digital Temperature Sensors and Thermal Watchdog with Bus Lockup Protection -- MAX7504
The MAX7500–MAX7504 temperature sensors accurately measure temperature and provide an overtemperature alarm/interrupt/shutdown output. These devices convert the temperature measurements to digital form using a high-resolution, sigma-delta, analog-to-digital converter (ADC). Communication...
Digital Thermometer and Thermostat with Extended Addressing -- DS75LX This low-voltage (1.7V to 3.7V) digital thermometer and thermostat provides 9, 10, 11, or 12-bit digital temperature readings over a -55°C to +125°C range with ±2°C accuracy over a -25°C...
Low-Voltage Digital Temperature Sensor -- DS75LV This low-voltage (1.7V to 3.7V) digital thermometer and thermostat provides 9-, 10-, 11-, or 12-bit digital temperature readings over a -55°C to +125°C range with ±2°C accuracy over a -25°C...