AD7705BRUZ-REEL7 - Analog Devices Inc.

Manufacturer Part Number

AD7705BRUZ-REEL7

Manufacturer

Analog Devices

Introduction

The AD7705BRUZ-REEL7 is a high precision 16-bit Sigma-Delta Analog-to-Digital Converter (ADC) with on-chip programmable gain amplifier, designed for low power data acquisition in industrial control systems.

Product Features and Performance

16-bit resolution

Sigma-Delta architecture

Programmable gain amplifier (PGA) feature

Sampling rate up to 500 samples per second

2 differential input channels

SPI and DSP compatible data interface

External reference voltage capability

Supports both 2.7V to 3.3V and 5V supply voltages

Wide operating temperature range from -40°C to 85°C

Product Advantages

High resolution and precision for detailed measurement

Low power consumption suitable for battery-powered devices

Flexible voltage supply range accommodating various system designs

Digital filtering reduces discrete noise, improving signal quality

Robust industrial temperature range ensures reliability in harsh environments

Key Technical Parameters

Number of Bits: 16

Sampling Rate: 500 samples/second

Number of Inputs: 2

Input Type: Differential

Data Interface: SPI, DSP

Voltage - Supply, Analog: 2.7V ~ 3.3V, 5V

Voltage - Supply, Digital: 2.7V ~ 3.3V, 5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built-in fault detection

Continuous read and write capability for error checking

Lead-free and RoHS compliant packaging for environmental safety

Compatibility

Compatible with SPI and DSP protocols

Suitable for mounting in 16-TSSOP surface mount format

Application Areas

Industrial control systems

Process control

Portable instrumentation

Battery-powered devices

Data acquisition systems

Product Lifecycle

Active product status, not currently nearing discontinuation

Replacement products or upgrades may be available as newer models are introduced

Several Key Reasons to Choose This Product

High-resolution ADC suitable for precise measurements

Integration of a programmable gain amplifier (PGA) simplifies analog signal chain design

Wide operating temperature range enables use in diverse environments

Low power consumption enhances the design of energy-efficient systems

Support for multiple power supply voltages provides design flexibility

Versatile data interfaces ensure easy integration into digital systems

Consistent performance due to a robust Sigma-Delta architecture