AD7834ARZ - Analog Devices Inc.

Manufacturer Part Number

AD7834ARZ

Manufacturer

Analog Devices

Introduction

The AD7834ARZ is a 14-bit digital-to-analog converter featuring four D/A converters, designed for data acquisition systems.

Product Features and Performance

14-bit resolution

Four D/A converters

Settling time of 10µs (Typ)

Buffered voltage output

SPI data interface

Supports external reference

Operates over a wide supply voltage range (Analog: ±11.4V ~ 15.75V, Digital: 5V)

Temperature range from -40°C to 85°C

R-2R architecture

Surface mount package (28-SOIC)

Product Advantages

High resolution ensuring detailed and accurate analog output

Multi-channel output capability

Fast settling time aids quick response in dynamic systems

Flexible interface options compatible with common SPI protocols

Robust operating temperature suited for harsh environments

Key Technical Parameters

Number of Bits: 14

Number of D/A Converters: 4

Settling Time: 10 microseconds

Voltage - Supply, Analog: ±11.4V ~ 15.75V

Voltage - Supply, Digital: 5V

INL/DNL (LSB): ±2 (Max), ±0.9 (Max)

Temperature Range: -40°C to 85°C

Quality and Safety Features

Rugged design capable of operating under extreme temperatures

Precise INL and DNL specifications for reliable performance

Compatibility

Compatible with external voltage references

SPI communication interface

Application Areas

Industrial automation

Data acquisition systems

Medical instrumentation

Telecommunications

Test equipment

Product Lifecycle

Status: Active

Current model with continued manufacturing support

Availability of replacements or upgrades not specified

Several Key Reasons to Choose This Product

High resolution for accurate analog output

Multiple D/A converters cater to systems needing various simultaneous outputs

Rapid settling time ideal for applications requiring fast response

Robust operational range in temperature, benefiting challenging environmental conditions

Compatible with widely used digital communication protocols, facilitating easy integration into existing systems