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DS1721S
Product Overview
Category
The DS1721S belongs to the category of digital temperature sensors.
Use
It is used for accurately measuring temperature in various applications.
Characteristics
- High accuracy
- Digital output
- Wide temperature range
Package
The DS1721S comes in a small package suitable for surface mount applications.
Essence
The essence of DS1721S lies in its precise temperature measurement capabilities and digital interface.
Packaging/Quantity
It is typically available in tape and reel packaging with varying quantities.
Specifications
- Temperature Range: -55°C to +125°C
- Accuracy: ±2°C
- Resolution: 9-bit (0.5°C) or 10-bit (0.25°C)
- Supply Voltage: 3V to 5.5V
- Interface: I2C
Detailed Pin Configuration
The DS1721S has a standard 8-pin SOIC package with the following pin configuration: 1. GND 2. SDA (Serial Data) 3. SCL (Serial Clock) 4. A2 (Address Bit 2) 5. A1 (Address Bit 1) 6. A0 (Address Bit 0) 7. VDD 8. ALERT
Functional Features
- Digital temperature sensing
- Programmable resolution
- Nonvolatile temperature alarm settings
- I2C interface for communication
Advantages and Disadvantages
Advantages
- High accuracy
- Small form factor
- Wide temperature range
Disadvantages
- Limited resolution options
- Requires I2C interface for communication
Working Principles
The DS1721S utilizes a temperature-to-digital conversion technique to accurately measure temperature. It converts the analog temperature signal to a digital value, which can be accessed through the I2C interface.
Detailed Application Field Plans
The DS1721S finds applications in various fields such as: - Industrial temperature monitoring - Consumer electronics - Automotive systems - Medical devices
Detailed and Complete Alternative Models
Some alternative models to DS1721S include: - LM75 - TMP102 - MCP9808 - MAX30205
In conclusion, the DS1721S is a versatile digital temperature sensor with high accuracy and a wide temperature range, making it suitable for diverse applications across different industries.
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What is DS1721S?
- The DS1721S is a digital thermometer and thermostat with an I2C interface, commonly used in temperature monitoring applications.
What is the operating temperature range of DS1721S?
- The operating temperature range of DS1721S is -55°C to +125°C.
How accurate is DS1721S in temperature measurement?
- DS1721S has a typical accuracy of ±2°C over the temperature range of -10°C to +85°C.
Can DS1721S be powered by a single supply voltage?
- Yes, DS1721S can be powered by a single supply voltage ranging from 2.7V to 5.5V.
What is the resolution of temperature measurement provided by DS1721S?
- DS1721S provides a 9-bit temperature reading, which corresponds to a resolution of 0.5°C.
Is DS1721S suitable for battery-powered applications?
- Yes, DS1721S is suitable for battery-powered applications due to its low power consumption.
Does DS1721S have any programmable temperature limits?
- Yes, DS1721S features programmable temperature limits, making it suitable for thermostat control applications.
Can DS1721S be interfaced with microcontrollers or microprocessors?
- Yes, DS1721S has an I2C interface, allowing it to be easily interfaced with various microcontrollers or microprocessors.
What are the typical applications of DS1721S?
- Typical applications of DS1721S include temperature monitoring in industrial equipment, environmental monitoring systems, and thermal management in electronic devices.
Is DS1721S RoHS compliant?
- Yes, DS1721S is RoHS compliant, ensuring it meets environmental standards for hazardous substances.