# digital integrated circuit
**Wikidata**: [Q118558892](https://www.wikidata.org/wiki/Q118558892)  
**Source**: https://4ort.xyz/entity/digital-integrated-circuit

## Summary
A digital integrated circuit is a subclass of integrated circuit formed on a small, flat piece of semiconductor material. It serves as a classification for various specific series of electronic circuits used in applications ranging from avionics to calculators.

## Key Facts
*   **Classification:** It is a distinct subclass of the integrated circuit.
*   **Definition:** It is defined as an electronic circuit formed on a small, flat piece of semiconductor material.
*   **514 Series:** Includes a class of digital circuits specifically designed for electronic displays.
*   **850 Series:** Includes a line of digital integrated circuits utilized for avionics, associated with the Soviet Union and Russia.
*   **1012 Series:** Includes digital ICs created for analogue sound synthesizers.
*   **757 Series:** Includes a series of integrated circuits developed in the Soviet Union for use in calculators.
*   **Identifier:** Holds the NL CR AUT ID `ph119456`.

## FAQs
### Q: What is the primary function of a digital integrated circuit?
A: Based on its subclasses, digital integrated circuits function as core components in specialized electronics, including avionics systems, electronic displays, sound synthesizers, and calculators.

### Q: How does a digital integrated circuit relate to a standard integrated circuit?
A: A digital integrated circuit is a "subclass of" an integrated circuit, meaning it is a specific type of the broader category defined as an electronic circuit formed on semiconductor material.

### Q: What are specific examples of digital integrated circuit series?
A: Specific series include the 514 series for displays, the 850 series for avionics, the 1012 series for synthesizers, and the 757 series for calculators.

## Why It Matters
Digital integrated circuits matter because they represent the specialized application of semiconductor technology to critical calculation and processing tasks. By branching into distinct series such as the 850 and 757 lines, this technology demonstrates adaptability across highly varied fields—from the precise requirements of Soviet avionics to the consumer utility of electronic calculators and the creative potential of analogue sound synthesizers. This hierarchy highlights how base semiconductor materials are structured to solve specific industrial and consumer problems.

## Notable For
*   Being a direct subclass of the foundational integrated circuit technology.
*   Including the 850 series, a specific line recognized in Soviet and Russian avionics history.
*   Enabling analogue sound synthesis through the specialized 1012 series.
*   Powering early electronic calculation tools via the Soviet 757 series.

## Body
### Definition and Hierarchy
The digital integrated circuit is an electronic circuit formed on a small, flat piece of semiconductor material. It functions as a subclass of the broader category "integrated circuit." It is cataloged under the NL CR AUT ID `ph119456` (noted as "digitální integrované obvody").

### Specialized Series
The digital integrated circuit classification encompasses several specific hardware lines developed for distinct functions:

*   **514 Series:** These are digital circuits utilized specifically for electronic displays.
*   **850 Series:** This line represents digital integrated circuits developed for avionics. They are historically associated with the Soviet Union and Russia.
*   **1012 Series:** These are digital ICs designed for the purpose of analogue sound synthesis.
*   **757 Series:** This series comprises integrated circuits produced for calculators, originating from the Soviet Union.