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DS2417P
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DS2417P

Product Overview

  • Category: Integrated Circuit
  • Use: Temperature Sensor
  • Characteristics: Digital Output, Programmable Resolution
  • Package: TO-92
  • Essence: Accurate temperature measurement and monitoring
  • Packaging/Quantity: Bulk packaging, 100 pieces per pack

Specifications

  • Temperature Range: -55°C to +125°C
  • Accuracy: ±0.5°C (from -10°C to +85°C)
  • Resolution: Programmable from 9 to 12 bits
  • Supply Voltage: 3V to 5.5V
  • Interface: 1-Wire® Bus

Detailed Pin Configuration

The DS2417P has three pins in the TO-92 package:

  1. VDD: Power supply pin (3V to 5.5V)
  2. GND: Ground pin
  3. DQ: Data pin for communication with the 1-Wire bus

Functional Features

  • Digital output provides easy interfacing with microcontrollers or other digital systems.
  • Programmable resolution allows flexibility in balancing accuracy and conversion time.
  • 1-Wire bus interface simplifies wiring and enables multiple sensors on a single bus.

Advantages and Disadvantages

Advantages

  • High accuracy over a wide temperature range.
  • Low power consumption.
  • Simple 1-Wire bus interface reduces wiring complexity.
  • Programmable resolution offers flexibility in application.

Disadvantages

  • Limited temperature range compared to some other temperature sensors.
  • Requires additional components (pull-up resistor) for proper operation.

Working Principles

The DS2417P utilizes the principle of temperature-dependent voltage across a diode junction. It measures the voltage drop across an internal diode and converts it into a digital value using an analog-to-digital converter. The temperature is then calculated based on this digital value.

Detailed Application Field Plans

The DS2417P is commonly used in various applications, including:

  1. Environmental monitoring systems
  2. HVAC (Heating, Ventilation, and Air Conditioning) systems
  3. Industrial process control
  4. Medical equipment
  5. Automotive temperature sensing

Detailed and Complete Alternative Models

  • DS18B20: Similar 1-Wire digital temperature sensor with wider temperature range and higher resolution.
  • LM35: Analog temperature sensor with a linear output voltage proportional to temperature.
  • TMP36: Low-cost analog temperature sensor with a voltage output.

Note: This is not an exhaustive list, and there are many other alternative models available in the market.

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10個與DS2417P在技術方案中應用相關的常見問題與解答

Sure! Here are 10 common questions and answers related to the application of DS2417P in technical solutions:

  1. Q: What is DS2417P? A: DS2417P is a 1-Wire real-time clock (RTC) chip manufactured by Maxim Integrated. It provides accurate timekeeping and temperature sensing capabilities.

  2. Q: How does DS2417P connect to a microcontroller or computer? A: DS2417P uses the 1-Wire protocol, which allows it to communicate with a microcontroller or computer using just one data line.

  3. Q: Can DS2417P be used as a standalone RTC? A: Yes, DS2417P can operate independently as an RTC without requiring any external components.

  4. Q: What is the accuracy of DS2417P's timekeeping? A: DS2417P has a typical timekeeping accuracy of ±2 minutes per month.

  5. Q: Does DS2417P have battery backup for timekeeping? A: No, DS2417P does not have built-in battery backup. It relies on the power supply to maintain accurate timekeeping.

  6. Q: Can DS2417P measure temperature? A: Yes, DS2417P has an integrated temperature sensor that can measure temperatures ranging from -55°C to +125°C.

  7. Q: How do I read the temperature from DS2417P? A: You can read the temperature by sending appropriate commands over the 1-Wire interface and then reading the temperature value from the device.

  8. Q: Can DS2417P be used in battery-powered applications? A: Yes, DS2417P is designed to operate in low-power environments and can be used in battery-powered applications.

  9. Q: What is the maximum communication distance for DS2417P? A: The 1-Wire protocol used by DS2417P supports communication distances of up to 100 meters, depending on the wiring and environment.

  10. Q: Are there any software libraries available for interfacing with DS2417P? A: Yes, Maxim Integrated provides software libraries and example code for various microcontrollers and platforms to facilitate easy integration with DS2417P.

Please note that these answers are general and may vary based on specific implementation details and requirements.