Texas Instruments
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ADS7826IDRBT
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ADS7826IDRBT

Product Overview

Category

The ADS7826IDRBT belongs to the category of analog-to-digital converters (ADCs).

Use

This product is used to convert analog signals into digital data for processing and analysis in various electronic systems.

Characteristics

  • High-resolution: The ADS7826IDRBT offers a resolution of up to 12 bits, ensuring accurate conversion of analog signals.
  • Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.
  • Small package size: The device comes in a compact package, allowing for space-efficient integration into electronic circuits.
  • Wide input voltage range: It can handle a wide range of input voltages, making it versatile for different applications.

Package

The ADS7826IDRBT is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the ADS7826IDRBT lies in its ability to convert analog signals into digital data with high accuracy and efficiency.

Packaging/Quantity

This product is typically sold in reels containing a specific quantity, such as 2500 units per reel.

Specifications

  • Resolution: 12 bits
  • Input voltage range: 0V to Vref
  • Supply voltage: 2.7V to 5.5V
  • Operating temperature range: -40°C to +85°C
  • Conversion rate: Up to 200 kilosamples per second (ksps)
  • Interface: I2C-compatible serial interface

Detailed Pin Configuration

The ADS7826IDRBT has a total of 8 pins, which are assigned specific functions:

  1. VDD: Power supply pin (+2.7V to +5.5V)
  2. GND: Ground pin
  3. SDA: Serial data input/output pin (I2C interface)
  4. SCL: Serial clock input pin (I2C interface)
  5. ADDR0: Address selection pin (bit 0)
  6. ADDR1: Address selection pin (bit 1)
  7. AIN: Analog input pin
  8. REF: Reference voltage input pin

Functional Features

  • High-resolution conversion: The ADS7826IDRBT provides accurate conversion of analog signals into digital data with a resolution of up to 12 bits.
  • I2C interface: It features an I2C-compatible serial interface, allowing for easy integration into various systems.
  • Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
  • Wide input voltage range: It can handle a wide range of input voltages, providing flexibility in different operating conditions.

Advantages and Disadvantages

Advantages

  • High-resolution conversion ensures accurate data acquisition.
  • Low power consumption extends battery life in portable devices.
  • Compact package size allows for space-efficient integration.
  • Wide input voltage range provides versatility in various applications.

Disadvantages

  • Limited to 12-bit resolution, which may not be sufficient for some high-precision applications.
  • Requires an external reference voltage for accurate conversions.

Working Principles

The ADS7826IDRBT operates based on the principle of successive approximation. It samples the analog input voltage and compares it to a reference voltage. By iteratively adjusting the digital code, it converges to a value that represents the analog input accurately. This process is repeated for each conversion cycle.

Detailed Application Field Plans

The ADS7826IDRBT finds applications in various fields, including:

  1. Industrial automation: Used for monitoring and control systems in manufacturing processes.
  2. Medical devices: Enables precise measurement and analysis of physiological signals.
  3. Data acquisition systems: Provides accurate conversion of analog signals for further processing and analysis.
  4. Instrumentation: Used in test and measurement equipment for accurate signal acquisition.
  5. Consumer electronics: Integrated into devices such as smartphones, tablets, and digital cameras for various applications.

Detailed and Complete Alternative Models

  1. ADS7826IDRBR: Similar to the ADS7826IDRBT but available in a different package (SOIC-8).
  2. ADS7826IDRBTG4: RoHS-compliant version of the ADS7826IDRBT.
  3. ADS7826IDRBRG4: RoHS-compliant version of the ADS7826IDRBR.

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ADS7826IDRBT v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ADS7826IDRBT in technical solutions:

  1. Q: What is the ADS7826IDRBT? A: The ADS7826IDRBT is an analog-to-digital converter (ADC) integrated circuit that can convert analog signals into digital data.

  2. Q: What is the voltage range supported by the ADS7826IDRBT? A: The ADS7826IDRBT supports a voltage range of 0V to VREF, where VREF is the reference voltage provided to the ADC.

  3. Q: How many channels does the ADS7826IDRBT have? A: The ADS7826IDRBT has 8 input channels, allowing you to measure up to 8 different analog signals simultaneously.

  4. Q: What is the resolution of the ADS7826IDRBT? A: The ADS7826IDRBT has a 12-bit resolution, meaning it can provide digital output values ranging from 0 to 4095.

  5. Q: What is the communication interface used by the ADS7826IDRBT? A: The ADS7826IDRBT uses the I2C (Inter-Integrated Circuit) communication interface for data transfer with the microcontroller or host device.

  6. Q: Can the ADS7826IDRBT operate at different sampling rates? A: Yes, the ADS7826IDRBT allows you to configure the sampling rate by adjusting the clock frequency of the I2C bus.

  7. Q: Is the ADS7826IDRBT suitable for battery-powered applications? A: Yes, the ADS7826IDRBT has low power consumption and can be used in battery-powered applications, helping to conserve energy.

  8. Q: Can the ADS7826IDRBT handle differential inputs? A: No, the ADS7826IDRBT only supports single-ended inputs. If you need to measure differential signals, you may require additional circuitry.

  9. Q: What is the typical accuracy of the ADS7826IDRBT? A: The ADS7826IDRBT has a typical integral non-linearity (INL) of ±2 LSB and a differential non-linearity (DNL) of ±1 LSB.

  10. Q: Are there any evaluation boards or development kits available for the ADS7826IDRBT? A: Yes, Texas Instruments provides evaluation boards and development kits that can help you quickly prototype and test your application using the ADS7826IDRBT.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.