AD7391ARZ - Analog Devices Inc.

Manufacturer Part Number

AD7391ARZ

Manufacturer

analog-devices

Introduction

The AD7391ARZ is a compact, high-performance 10-bit Digital to Analog Converter (DAC) offering precision voltage output, specifically designed for data acquisition systems and digital signal processing.

Product Features and Performance

10-bit resolution for fine digital-to-analog conversion

Fast settling time of 70µs enabling rapid data processing

Buffered voltage output for direct interfacing with subsequent stages

Single DAC integration for simplified design

SPI data interface for easy digital communication

External reference input, providing flexibility for varied application needs

Supported by a wide supply voltage range (2.7V ~ 5.5V) for both analog and digital parts

R-2R architecture ensuring reliable and predictable performance

Operates across a wide temperature range from -40°C to 125°C

Product Advantages

High resolution and accuracy within ±2 LSB INL and ±0.9 LSB DNL (Max) for precise analog output

Low power consumption suitable for battery-operated devices

Simple interface and small form factor aiding in compact design implementations

Robust temperature performance for reliability in varied environmental conditions

Key Technical Parameters

Number of Bits: 10

Settling Time: 70µs (Typ)

Output Type: Voltage Buffered

Data Interface: SPI

Voltage Supply, Analog/Digital: 2.7V ~ 5.5V

INL/DNL (LSB): ±2 (Max), ±0.9 (Max)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Rigorous testing under diverse conditions to ensure reliability and durability

Compliant with industry-standard quality and safety norms

Compatibility

Broad compatibility with SPI interface for integration within multiple microcontroller environments

Application Areas

Data acquisition systems

Digital signal processing

Portable battery-powered devices

Industrial control systems

Communications infrastructure

Product Lifecycle

Status: Active. Not nearing discontinuation with continued manufacturing support

Availability of replacements or upgrades can be checked on Analog Devices' product page

Several Key Reasons to Choose This Product

Exceptional accuracy and speed for real-time data processing and control applications

Flexibility in application due to external reference and wide supply voltage range

Ease of integration within systems due to SPI compatibility and compact 8-SOIC packaging

Robust design accommodating a broad range of operational temperatures for diverse environments

Support and reliability from one of the leading manufacturers in the semiconductor industry, Analog Devices