AD7711AR
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Analog Devices Inc. AD7711AR

Manufacturer No:
AD7711AR
Manufacturer:
Analog Devices Inc.
Package:
Tube
Description:
IC ADC 24BIT SIGMA-DELTA 24SOIC
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD7711AR is a high-precision, 24-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the company's extensive range of data acquisition products and is designed to provide accurate and reliable conversion of analog signals to digital data. The AD7711AR features a sigma-delta architecture, which ensures high resolution and low noise performance. It is particularly suited for applications requiring precise measurement and signal conditioning, such as in industrial control systems, medical devices, and test and measurement equipment.

Key Specifications

Parameter Value
Manufacturer Analog Devices Inc.
Category Integrated Circuits (ICs) - Data Acquisition - Analog to Digital Converters (ADC)
Package 24-SOIC (0.295", 7.50mm Width)
Number of Bits 24
Sampling Rate (Per Second) 1 kSPS
Number of Inputs 2
Input Type Differential
Data Interface SPI
Configuration MUX-PGA-ADC
Architecture Sigma-Delta
Reference Type External, Internal
Voltage - Supply, Analog 5 V ~ 10 V
Voltage - Supply, Digital 5 V

Key Features

  • High Resolution: 24-bit sigma-delta ADC providing high accuracy and precision.
  • Signal Conditioning: Includes a programmable gain amplifier (PGA) and a multiplexer (MUX) for flexible signal conditioning.
  • Low Noise Performance: The sigma-delta architecture ensures low noise and high signal-to-noise ratio (SNR).
  • Flexible Power Supply: Operates with an analog supply voltage range of 5 V to 10 V and a digital supply voltage of 5 V.
  • Serial Interface: SPI interface for easy communication with microcontrollers or other digital systems.
  • RTD Excitation Currents: Provides built-in RTD excitation currents, making it suitable for temperature measurement applications.

Applications

  • Industrial Control Systems: For precise measurement and control in industrial automation.
  • Medical Devices: In medical equipment requiring high accuracy and reliability, such as patient monitoring systems.
  • Test and Measurement Equipment: For accurate data acquisition in various test and measurement applications.
  • Temperature Measurement: Suitable for temperature measurement using RTDs due to its built-in excitation currents.

Q & A

  1. What is the resolution of the AD7711AR ADC?

    The AD7711AR has a resolution of 24 bits.

  2. What type of architecture does the AD7711AR use?

    The AD7711AR uses a sigma-delta architecture.

  3. How many input channels does the AD7711AR have?

    The AD7711AR has 2 differential input channels.

  4. What is the sampling rate of the AD7711AR?

    The sampling rate of the AD7711AR is 1 kSPS.

  5. What type of data interface does the AD7711AR use?

    The AD7711AR uses an SPI (Serial Peripheral Interface) for data communication.

  6. What is the power supply range for the analog and digital sections of the AD7711AR?

    The analog supply voltage range is 5 V to 10 V, and the digital supply voltage is 5 V.

  7. Does the AD7711AR include built-in RTD excitation currents?

    Yes, the AD7711AR includes built-in RTD excitation currents.

  8. What package type is the AD7711AR available in?

    The AD7711AR is available in a 24-SOIC package.

  9. Is the AD7711AR RoHS compliant?

    Some versions of the AD7711AR are RoHS compliant, while others are not. It depends on the specific part number and version.

  10. What are some common applications of the AD7711AR?

    The AD7711AR is commonly used in industrial control systems, medical devices, test and measurement equipment, and temperature measurement applications.

Product Attributes

Number of Bits:24
Sampling Rate (Per Second):1K
Number of Inputs:2
Input Type:Differential
Data Interface:SPI
Configuration:MUX-PGA-ADC
Ratio - S/H:ADC:- 
Number of A/D Converters:1
Architecture:Sigma-Delta
Reference Type:External, Internal
Voltage - Supply, Analog:5V ~ 10V
Voltage - Supply, Digital:5V
Features:PGA
Operating Temperature:-40°C ~ 85°C
Package / Case:24-SOIC (0.295", 7.50mm Width)
Supplier Device Package:24-SOIC
Mounting Type:Surface Mount
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Similar Products

Part Number AD7711AR AD7711ARZ AD7712AR AD7713AR AD7721AR AD7710AR AD7711AAR AD7711AN AD7711AQ
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Active Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Active
Number of Bits 24 24 24 24 12, 16 24 24 24 24
Sampling Rate (Per Second) 1K 1K 1K 205 312.5k, 468.75k 1K 1K 1K 1K
Number of Inputs 2 2 1 1, 2 1 2 2 2 2
Input Type Differential Differential Differential, Single Ended Differential, Single Ended Differential Differential Differential Differential Differential
Data Interface SPI SPI SPI SPI SPI, Parallel SPI SPI SPI SPI
Configuration MUX-PGA-ADC MUX-PGA-ADC MUX-PGA-ADC MUX-PGA-ADC ADC MUX-PGA-ADC MUX-PGA-ADC MUX-PGA-ADC MUX-PGA-ADC
Ratio - S/H:ADC - - - - - - - - -
Number of A/D Converters 1 1 1 1 1 1 1 1 1
Architecture Sigma-Delta Sigma-Delta Sigma-Delta Sigma-Delta Sigma-Delta Sigma-Delta Sigma-Delta Sigma-Delta Sigma-Delta
Reference Type External, Internal External, Internal External, Internal External External External, Internal External, Internal External, Internal External, Internal
Voltage - Supply, Analog 5V ~ 10V 5V ~ 10V 5V ~ 10V 5V ~ 10V 5V 5V ~ 10V 5V ~ 10V 5V ~ 10V 5V ~ 10V
Voltage - Supply, Digital 5V 5V 5V 5V 5V 5V 5V 5V 5V
Features PGA PGA PGA PGA - PGA PGA PGA PGA
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 24-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 28-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 24-DIP (0.300", 7.62mm) 24-CDIP (0.300", 7.62mm)
Supplier Device Package 24-SOIC 24-SOIC 24-SOIC 24-SOIC 28-SOIC 24-SOIC 24-SOIC 24-PDIP 24-CDIP
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Through Hole Through Hole

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