AD7921ARMZ-REEL7 - Analog Devices Inc.

Manufacturer Part Number

AD7921ARMZ-REEL7

Manufacturer

Analog Devices

Introduction

High-speed, 12-bit Analog to Digital Converter (ADC)

Product Features and Performance

12-bit resolution

250k samples per second

2 single-ended inputs

SPI and DSP compatible data interface

MUX-S/H-ADC configuration

1:1 Sample/Hold to ADC ratio

Single ADC channel

Successive Approximation Register (SAR) Architecture

Supply voltage based reference

Product Advantages

High sampling rate for rapid data acquisition

Compact 8-MSOP package suitable for space-constrained applications

Flexible supply voltage compatibility (2.35V to 5.25V)

Integrated multiplexer and sample-and-hold circuit

Key Technical Parameters

Number of Bits: 12

Sampling Rate: 250k samples/second

Number of Inputs: 2

Input Type: Single Ended

Data Interface: SPI, DSP

Voltage - Supply, Analog: 2.35V ~ 5.25V

Voltage - Supply, Digital: 2.35V ~ 5.25V

Quality and Safety Features

Operating temperature range from -40°C to 85°C

Compatibility

Supports digital interfaces compatible with SPI and DSP standards

Application Areas

Data acquisition systems

Industrial control

Instrumentation

Medical devices

Embedded systems

Product Lifecycle

Status: Active

Product not near discontinuation

Replacements or upgrades may become available as technology evolves

Reasons to Choose This Product

High resolution and sampling rate for accurate data conversion

Low power consumption suitable for battery-operated devices

Wide operating temperature range ensures reliability in harsh environments

Versatile supply voltage range for different circuit designs

Compact mounting type beneficial for dense PCB layouts

Robust digital interface options catering to various system designs