AD7703ARZ - Analog Devices Inc.

Manufacturer Part Number

AD7703ARZ

Manufacturer

Analog Devices

Introduction

The AD7703ARZ is a high-precision 20-bit Analog to Digital Converter (ADC) specialized in data acquisition, designed by Analog Devices.

Product Features and Performance

20-bit resolution

Sampling rate of up to 4k per second

Single-ended input

SPI data interface for simplified integration

Sigma-Delta architecture ensures high noise immunity and excellent linearity

Supports external reference voltage for flexible application needs

Operates on 5V supply, both analog and digital

Product Advantages

High precision and low noise performance suit critical measurement applications

The simple SPI interface eases connectivity with most microcontrollers

Very low power consumption suitable for battery-powered devices

The sigma-delta architecture enhances stability and accuracy

Key Technical Parameters

Number of Bits: 20

Sampling Rate: 4k per second

Number of Inputs: 1, Single Ended

Data Interface: SPI

Architecture: Sigma-Delta

Voltage Supply, Analog: 5V

Voltage Supply, Digital: 5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built to ensure reliable operation between -40°C and 85°C

Robust design suited for harsh environments

Compatibility

Compatible with various microcontrollers and processors through SPI

Flexible power requirements (5V) compatible with most common systems

Application Areas

Precision measurement in industrial control

Medical equipment monitoring

Environmental monitoring systems

Laboratory and research data acquisition

Product Lifecycle

The product status is active, indicating ongoing production and availability.

Not currently nearing discontinuation, ensuring long-term availability for projects.

Several Key Reasons to Choose This Product

Enhanced precision in critical measurement applications due to 20-bit resolution

Flexibility in application through an external voltage reference

Low power consumption, making it ideal for portable and remote applications

Robust performance in a wide range of environmental conditions

Long-term availability supports future project scalability and maintenance