CS5531-ASZ

Number of A/D Converters:	1
Base Part Number:	CS5531
Supplier Device Package:	20-SSOP
Package / Case:	20-SSOP (0.209", 5.30mm Width)
Operating Temperature:	-40°C ~ 85°C
Features:	PGA, Selectable Address
Voltage - Supply, Digital:	3 V ~ 5 V
Voltage - Supply, Analog:	±3V, 0 V ~ 5 V
Reference Type:	External
Architecture:	Sigma-Delta
Series:	--
Ratio - S/H:ADC:	--
Configuration:	MUX-PGA-ADC
Data Interface:	SPI
Input Type:	Differential
Number of Inputs:	2
Sampling Rate (Per Second):	3.84k
Number of Bits:	16
Part Status:	Active
Packaging:	Tube

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Introduction

Analog to Digital Converters (ADC) are widely used in data acquisition and digital signal processing. This article provides a brief overview of CS5531-ASZ application field and working principle.

Application field

The CS5531-ASZ is a high-precision, high-performance, low-power, low-voltage analog-to-digital converter (ADC) module. It is suitable for a wide range of applications including medical, industrial, and consumer applications. The CS5531-ASZ has a 24-bit sigma-delta converter and a wide sampling rate of up to 819.2 kHz. With its low power dissipation, it can be used in battery-powered systems.The CS5531-ASZ features an input range of 0 to 5V and an accuracy of ±1%. It offers a low noise floor, a fast conversion rate, linearity of up to ±0.1%, and a high sampling rate. It can also be used in single-ended or differential operation, which is ideal for a variety of signals, including RF, thermocouple, or pulse width modulation.

Working Principle

The CS5531-ASZ uses sigma-delta modulator technology to convert analog signals into digital signals. The conversion process is divided into two stages: the analog-to-digital conversion stage and the digital-to-analog conversion stage.In the analog-to-digital conversion stage, the input signal is converted into a digital code by the sigma-delta modulator. This digital code is used to control the operation of the DAC (Digital-to-analog-converter). The DAC then produces a corresponding analog signal which is proportional to the input signal.In the digital-to-analog conversion stage, the output voltage is converted back to an analog signal. The ADC (Analog- to-Digital-Converter) then converts the analog signal into a digital code. This digital code then represents the value of the output signal.

Conclusion

The CS5531-ASZ is a high-precision, low-power analog-to-digital converter that is ideal for use in a variety of applications such as medical, industrial, and consumer applications. The CS5531-ASZ can operate at a wide sampling rate of up to 819.2kHz and offers an accuracy of ±1%. Its sigma-delta modulator technology enables it to be used in single-ended or differential operations and perform its conversion process with a low noise floor and fast conversion rate. The CS5531-ASZ is an excellent ADC module for data acquisition required in these various applications.

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