AD7712AR - Analog Devices Inc.

Manufacturer Part Number

AD7712AR

Manufacturer

Analog Devices

Introduction

The AD7712AR is a high-precision 24-bit Analog to Digital Converter (ADC) tailored for data acquisition systems.

Product Features and Performance

24-bit resolution

Sigma-Delta architecture

Programmable gain amplifier (PGA) included

1k samples per second rate

Single differential or single-ended input

SPI data interface for easy communication

Internal and external reference voltage options

Wide analog supply voltage range: 5V to 10V

Digital supply voltage: 5V

Operational over a wide temperature range: -40°C to 85°C

Product Advantages

High resolution for precise measurements

Flexibility with both differential and single-ended inputs

Convenient digital communication via SPI

Integrated PGA offers amplification of low-level signals

Compatibility with a broad range of analog supply voltages

Key Technical Parameters

Number of Bits: 24

Sampling Rate: 1k per second

Number of Inputs: 1

Input Type: Differential, Single Ended

Data Interface: SPI

Voltage Supply, Analog: 5V to 10V

Voltage Supply, Digital: 5V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built-in programmable gain for signal integrity

Precision data conversion for accurate data acquisition

Robust design operates in a wide temperature range

Compatibility

SPI interface for widespread digital communication compatibility

Mounts in a 24-SOIC package for standard surface mount assembly

Application Areas

Industrial process control

Medical instrumentation

Precision sensing systems

Data acquisition systems

Product Lifecycle

Obsolete - may require replacement or upgrade strategies

Potential alternatives may be available; consult the manufacturer

Several Key Reasons to Choose This Product

Exceptional resolution (24-bit) for high precision applications

Programmable gain allows for a wide range of signal levels

Sigma-Delta architecture ensures stable and noise-resistant readings

Versatile power supply options and broad operating temperature range suitable for various environments

Mature product with a track record in numerous applications

Despite obsolescence, existing implementations may benefit from consistency in using the same model where applicable