ICL7107 Digital Voltmeter Circuit Diagram

Circuit Diagram

Digital Voltmeter-Circuit diagram
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The ICL7107 is a 3 1/2 digit LED Analog-to-Digital Converter. It incorporates an internal voltage reference, insulated analog switches, sequential control circuitry, and display drivers. The auto-zero adjustment feature guarantees a zero reading when an input of 0 volts is applied.

ICL7107 - Detailed Description

The ICL7107 is a versatile integrated circuit designed for converting analog signals into digital representations. This IC is particularly well-suited for applications requiring a 3 1/2 digit resolution, making it ideal for measuring voltage and current levels accurately. Its internal components, including the voltage reference and insulated analog switches, contribute to its stability and isolation characteristics. The sequential control logic enables a step-by-step conversion process, while the display drivers facilitate the output of the digital data. The auto-zero adjust function ensures the accuracy of the readings by compensating for any offsets or drift in the system. This feature is crucial for obtaining precise measurements, especially in environments with varying temperature or voltage fluctuations. The ICL7107 is a reliable and accurate solution for many measurement and control applications. [/P]
author: Zeus Electronics
circuit from http://www.geocities.com/