AD1556ASZ - Analog Devices Inc.

Manufacturer Part Number

AD1556ASZ

Manufacturer

Analog Devices

Introduction

High-precision 24-bit Sigma-Delta ADC designed for data acquisition applications.

Product Features and Performance

24-bit resolution

Sigma-Delta architecture

Sampling rate of 16k samples per second

2 single-ended input channels

SPI data interface

External reference voltage required

Configurable as MUX-PGA-ADC

Supports a ratio of Sample/Hold to ADC of 1:1

Operates from a 2.85V to 5.25V analog power supply

Compatible with a 2.97V to 5.25V digital power supply

Product Advantages

Precision data conversion

High-resolution 24-bit ADC for accurate measurements

Low noise sigma-delta architecture

Versatile interfacing with SPI

Key Technical Parameters

Number of Bits: 24

Sampling Rate (Per Second): 16k

Number of Inputs: 2

Input Type: Single Ended

Data Interface: SPI

Reference Type: External

Voltage - Supply, Analog: 2.85V ~ 5.25V

Voltage - Supply, Digital: 2.97V ~ 5.25V

Quality and Safety Features

Industrial operating temperature range from -55°C to 85°C

Reliable performance in extreme conditions

Compatibility

Compatible with systems requiring SPI interface

Suitable for surface mount technology (SMT)

Application Areas

Industrial measurement equipment

Medical instruments

High-precision data acquisition systems

Product Lifecycle

Active product status

No indication of discontinuation

Availability of support and replacements

Several Key Reasons to Choose This Product

Highly accurate and low noise data conversion

Dual power supply compatibility for system flexibility

Durable and reliable in wide temperature ranges

Compatible with common digital interfaces

Well-suited for precision analog input measurement