ADC0809CCV/NOPB

Number of A/D Converters:	1
Base Part Number:	ADC0809
Supplier Device Package:	28-PLCC (11.51x11.51)
Package / Case:	28-LCC (J-Lead)
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	4.5 V ~ 6.5 V
Voltage - Supply, Analog:	4.5 V ~ 6.5 V
Reference Type:	External
Architecture:	SAR
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	MUX-S/H-ADC
Data Interface:	Parallel
Input Type:	Single Ended
Number of Inputs:	8
Sampling Rate (Per Second):	10k
Number of Bits:	8
Part Status:	Active
Packaging:	Tube

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ADC0809CCV/NOPB Application Fields and Working Principle

Introduction

Analog-to-digital converters (ADCs) are used in a variety of applications, from medical imaging applications to audio and video conversion to measurement and control systems. The ADC0809CCV/NOPB is a popular 8-bit, low-power CMOS ADC designed for use in cellular phones and other portable electronic devices. In this article, we will examine the application fields as well as the basic principles of operation of the ADC0809CCV/NOPB.

Application Fields

The ADC0809CCV/NOPB is an 8-bit monolithic analog-to-digital converter designed for cellular phone and other portable applications. This component is well-suited for applications where both speed and power are of importance, such as in audio/video conversion, digital camera systems, telecommunications, transducers, and electric utility meters. The component also has the capability to interpolate the input data to higher resolution, which makes it useful for medical imaging applications.The component package is small and space-saving, making it ideal for use in cellular phone systems and other portable applications where a small component size is essential. The component also offers several other features, including dual analog/digital converters, a built-in reference voltage generator, and a serial data port interface for external communications.The component is based on the 8-bit CMOS (Complementary Metal-Oxide Semiconductor) analog-to-digital conversion technology, which enables the component to offer high-speed operation while consuming minimal amounts of power. The component also offers excellent noise immunity due to its low-pass filtering characteristics, making it ideal for low-noise applications.

Working Principle

The ADC0809CCV/NOPB works on an analog-to-digital conversion principle. It takes an input voltage signal and converts it into a series of 8-bit binary numbers. The component uses a differential input stage, which converts the input voltage signal into a corresponding output binary number. This output binary number is then sent to the output port. The component utilizes a three-step process for the conversion process. The first step consists of a sample-and-hold stage, which samples the input voltage signal and holds it for the duration of the conversion. The second step consists of an 8-bit A/D conversion stage, which converts the sampled signal into 8-bit relative numbers. Finally, the component utilizes an 8-bit serial data output stage, which sends the converted output data to the output port.The component also includes a reference voltage generation section, which allows for an adjustable reference voltage for use in the conversion process. The component operates on a 5 Volt operating voltage and offers various features, such as an on-chip voltage reference, a pulse-width modulation (PWM) output, and a common-mode noise rejection of -10 dB.

Conclusion

The ADC0809CCV/NOPB is an 8-bit analog-to-digital converter designed for use in cellular phones and other portable applications. It offers excellent performance while consuming minimal amounts of power and is capable of operating with a 5 Volt supply. Its features and functionality make it ideal for use in a wide range of applications, including audio/video conversion, medical imaging, electric utility meters, and transducers. The component utilizes three-step analog-to-digital conversion process, which includes a sample-and-hold stage, 8-bit A/D conversion, and 8-bit serial data output stage. It also includes a reference voltage generator and offers a wide range of features that make it a versatile and powerful component for applications requiring low power and high speed.

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