ADC0803LCN/NOPB

Number of A/D Converters:	1
Base Part Number:	ADC0803
Supplier Device Package:	20-DIP
Package / Case:	20-DIP (0.300", 7.62mm)
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	4.5 V ~ 6.3 V
Voltage - Supply, Analog:	4.5 V ~ 6.3 V
Reference Type:	External, Supply
Architecture:	SAR
Series:	--
Ratio - S/H:ADC:	--
Configuration:	ADC
Data Interface:	Parallel
Input Type:	Differential
Number of Inputs:	1
Sampling Rate (Per Second):	10k
Number of Bits:	8
Part Status:	Last Time Buy
Packaging:	Tube

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Data Acquisition - Analog to Digital Converters (ADC)

ADCs, or analog to digital converters, are electronic components which convert analog signals into a digital format. The ADC0803LCN/NOPB is a low-power, 8-bit, successive-approximation analog-to-digital converter. In order to understand its application field and working principle, it is necessary to have a basic understanding of data acquisition and digital signal processing.Data acquisition systems are used to measure and record physical parameters, such as temperature, pressure, voltage, and current. They often include multiple sensors, an acquisition unit, and a data-logging device. The acquisition unit is generally a microcontroller, microprocessor, or analog-to-digital converter, which obtains the data from the sensor or sensors, digitizes it, and transmits it to the data-logging device.The ADC0803LCN/NOPB is an 8-bit successive-approximation analog-to-digital converter. It does not require external compenents, has a low power consumption, and can operate up to 15V. It can also be used to convert signals from sources such as thermocouples, pressure sensors, and strain gages. It is suitable for use in remote applications and in automiably-controlled systems.The ADC0803LCN/NOPB works by comparing the input voltage to that of a reference voltage. The reference voltage is set by the user and the input voltage is then compared to the reference voltage. In order to do this, the ADC0803LCN/NOPB uses a technique known as successive approximation. This involves the following steps:The first step is to apply the reference voltage to both inputs of a comparator.The second step is to apply the input voltage to one input of the comparator.The third step is to determine if the input voltage is greater or less than the reference voltage.If the input voltage is greater than the reference voltage, the comparator\'s output is a logic high. However, if the voltage is less than the reference voltage, the comparator\'s output is a logic low.Once the comparison is done, the ADC0803LCN/NOPB takes the output of the comparator and feeds it back into itself in a successive manner. In each successive round of the cycle, it adjusts its reference voltage so that it is slightly higher or lower than the previous round\'s reference voltage until it reaches the closest possible approximation of the input voltage.The ADC0803LCN/NOPB then encodes the result into a 7-bit digital word and sends it to the data-logging device. This digital word is then used to construct a digital representation of the physical quantity being measured.The ADC0803LCN/NOPB is suitable for use in a wide variety of applications. It is particularly well-suited for use in automotive, environmental monitoring, and medical instrumentation applications. Its low power consumption and high-precision accuracy make it an attractive choice in systems where power efficiency and accuracy are paramount. Its ability to operate up to 15V makes it ideal for applications where a higher voltage is desired.Overall, the ADC0803LCN/NOPB is a highly accurate, low-power, 8-bit, successive-approximation analog-to-digital converter. Its low-power consumption, high accuracy, and ability to operate up to 15V make it an attractive choice for a wide variety of applications. It is an ideal component for use in data acquisition systems, particularly those which require precision and power efficiency.

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