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See Technical Specifications

DS1721U+ +BOM

Temperature Sensor Digital, Local -55°C ~ 125°C 11 b 8-uMAX/uSOP

Manufacturer:

ADI
Mfr.Part #:

DS1721U+
Datasheet:

DS1721U+ Datasheet (PDF)
Pbfree Code:

Yes
Part Life Cycle Code:

Transferred
Reach Compliance Code:

compliant
ECCN Code:

EAR99
EDA/CAD Models:

Request Free CAD Models for DS1721U+

DS1721U+ General Description

Furthermore, the DS1721U+ offers the convenience of multidrop functionality, with three address inputs that enable users to connect up to eight devices on a single bus. This makes it easy to expand your temperature monitoring capabilities without adding unnecessary complexity to your setup. Whether you're monitoring multiple points in a system or simply need redundancy, the DS1721U+ has you covered

Key Features

±1°C accuracy from -10°C to +85°C
Measures temperatures from -55°C to +125°C (-67°F to +257°F)
9- to 12-bit user-configurable resolution
Dedicated thermostatic logic output
Thermostatic settings are user-programmable
Data is transferred over 2-wire/SMBus interface
Three address inputs allow up to eight DS1721 to operate on one bus
2.7V to 5.5V supply range
150mil 8-pin SO (DS1721S) and 8-pin µMAX/µSOP (DS1721U) packages

Application

Alarm Systems
Fibre Channel
Instrumentation
Networking

Specifications

Pbfree Code	Yes	Part Life Cycle Code	Transferred
Reach Compliance Code	compliant	ECCN Code	EAR99
HTS Code	8542.39.00.01	Accuracy-Max (Cel)	1 Cel
Body Breadth	3 mm	Body Height	1.1 mm
Body Length or Diameter	3 mm	Housing	PLASTIC
JESD-609 Code	e3	Mounting Feature	SURFACE MOUNT
Number of Bits	12	Number of Terminals	8
Operating Current-Max	1.25 mA	Operating Temperature-Max	125 °C
Operating Temperature-Min	-55 °C	Output Interface Type	2-WIRE INTERFACE
Sensors/Transducers Type	TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL	Supply Voltage-Max	5.5 V
Supply Voltage-Min	2.7 V	Surface Mount	YES
Terminal Finish	MATTE TIN	Termination Type	SOLDER
Series	-	Sensor Type	Digital, Local
Sensing Temperature - Local	-55°C ~ 125°C	Sensing Temperature - Remote	-
Output Type	I²C	Voltage - Supply	2.7V ~ 5.5V
Resolution	11 b	Features	One-Shot, Output Switch, Programmable Limit, Programmable Resolution, Standby Mode
Accuracy - Highest (Lowest)	±1°C (±2°C)	Test Condition	-10°C ~ 85°C (-55°C ~ 125°C)
Operating Temperature	-55°C ~ 125°C	Mounting Type	Surface Mount
Base Product Number	DS1721