ADS5424IPJY

Number of A/D Converters:	1
Base Part Number:	ADS5424
Supplier Device Package:	52-QFP (10x10)
Package / Case:	52-QFP
Operating Temperature:	-55°C ~ 125°C
Features:	--
Voltage - Supply, Digital:	5V
Voltage - Supply, Analog:	5V
Reference Type:	Internal
Architecture:	Pipelined
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	S/H-ADC
Data Interface:	Parallel
Input Type:	Differential
Number of Inputs:	1
Sampling Rate (Per Second):	105M
Number of Bits:	14
Part Status:	Obsolete
Packaging:	Tray

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ADS5424IPJY Analog to Digital Converter

Analog-to-Digital (A/D) converters are critical components of many data acquisition systems. The ADS5424IPJY, available from Texas Instruments, is an A/D converter featuring outstanding signal-to-noise ratio (SNR), excellent linearity, and low power consumption. This article explores the application field and working principle of this IC.

Applications of the ADS5424IPJY

The ADS5424IPJY is a device best suited for moderately large data acquisition systems, such as in laboratory and industrial settings. The device has a power consumption of 1.45mW and a Sample Rate of up to 1 megasamples per second (MSPS). This makes it an excellent candidate for application in low-power, high-speed data acquisition. Additionally, it features an integrated track-and-hold amplifier, which makes it ideal for capturing input signals with rapid transitions.The ADS5424IPJY is a 12-bit A/D converter, offering improved SNR (92dB) and high accuracy. It also features differential input and output, which makes it suitable for low-noise and high-impedance applications. Furthermore, it supports operation in single-ended mode, making it best suited for applications requiring low component count.

Working Principle of the ADS5424IPJY

The ADS5424IPJY analog to digital converter works by converting an input signal into a digital output. The IC features a basic four-stage architecture, consisting of an analog front-end, a sigma-delta converter, an output interface, and a power management circuit. The initial stage of the ADC consists of an analog front-end, which includes a low-noise, sample-and-hold amplifier, followed by a voltage-to-time converter and a switched-capacitor integrator. This stage is responsible for calibrating the input signal and buffering it. The output of this stage is fed to a sigma-delta modulator, which performs quantization of the input signal and converts it into a digital output. This digital output is then converted into a analog value by the output interface. Lastly, the power management circuitry is responsible for supplying power to all the stages of the ADC.In summary, the ADS5424IPJY analog to digital converter is an excellent choice for application in moderately large data acquisition systems. It features high SNR, excellent linearity, low power consumption, and support for operation in single-ended mode. Additionally, the device features basic four-stage architecture, consisting of an analog front-end, a sigma-delta converter, an output interface, and a power management circuit.

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