# 822 series integrated circuits > undocumented series of precision resistor arrays **Wikidata**: [Q131903326](https://www.wikidata.org/wiki/Q131903326) **Source**: https://4ort.xyz/entity/822-series-integrated-circuits ## Summary The 822 series integrated circuits are an undocumented series of precision resistor arrays, classified as hybrid integrated circuits. Introduced in 1980 in the Soviet Union, this series combines different semiconductor devices and passive components on a single substrate. ## Key Facts * The 822 series is an undocumented series of precision resistor arrays. * It is classified as a hybrid integrated circuit, combining semiconductor devices and passive components on a substrate. * The series was introduced in 1980. * It originated in the Soviet Union. * The 822 series complies with Soviet integrated circuit designation. * It is an instance of an integrated circuit series, sharing a common part prefix. * The series is also classified as a resistor network. ## FAQs ### Q: What are 822 series integrated circuits? A: The 822 series integrated circuits are an undocumented series of precision resistor arrays. They are a type of hybrid integrated circuit, meaning they combine various electronic components on a single substrate. ### Q: When were the 822 series integrated circuits introduced? A: The 822 series integrated circuits were introduced in 1980. This marks their point of origin in the historical timeline of electronic components. ### Q: Where did the 822 series integrated circuits originate? A: The 822 series integrated circuits originated in the Soviet Union. They also comply with the Soviet integrated circuit designation standards. ### Q: What is the primary function of the 822 series integrated circuits? A: The primary function of the 822 series integrated circuits is to serve as precision resistor arrays. These arrays provide accurate and stable resistance values for various electronic applications. ### Q: What type of circuit is the 822 series? A: The 822 series is classified as a hybrid integrated circuit and a resistor network. As a hybrid IC, it integrates different component types onto one substrate. ## Why It Matters The 822 series integrated circuits are significant primarily due to their nature as an undocumented series of precision resistor arrays. Their undocumented status means that detailed specifications, applications, and production history may not be widely available, offering a glimpse into less-publicized aspects of Soviet-era electronics manufacturing. As hybrid integrated circuits, they represent a miniaturized electronic circuit technology that combines diverse semiconductor devices and passive components, which was crucial for developing compact and reliable electronic systems. The precision resistor arrays themselves are fundamental components in circuits requiring high accuracy and stability, such as measurement equipment, analog-to-digital converters, and control systems. Their origin in the Soviet Union and compliance with Soviet designation standards also provide context for understanding the technological capabilities and design philosophies within that specific geopolitical and industrial landscape during the 1980s. ## Notable For * Being an undocumented series of precision resistor arrays. * Its classification as a hybrid integrated circuit, combining diverse components on a substrate. * Originating in the Soviet Union and complying with Soviet integrated circuit designation. * Introduction in 1980, marking its place in the history of electronic components. ## Body ### Overview The 822 series integrated circuits represent a specific category of electronic components. They are primarily known as an undocumented series of precision resistor arrays. This series is classified as a hybrid integrated circuit, which signifies a miniaturized electronic circuit that combines different semiconductor devices and passive components on a single substrate. ### Classification and Relationships * **Instance Of**: The 822 series is an instance of an integrated circuit series. An integrated circuit series typically refers to a model series of integrated circuits that share the same part prefix. * **Subclass Of**: It is a subclass of both a resistor network and a hybrid integrated circuit. * A resistor network is a collection of resistors arranged in a specific configuration. * A hybrid integrated circuit is a miniaturized electronic circuit that combines different semiconductor devices and passive components on a substrate. * **Parent Class**: The broader parent class for the 822 series is the hybrid integrated circuit. ### Origin and Designation * **Country of Origin**: The 822 series integrated circuits originated in the Soviet Union. * **Compliance**: The series complies with the Soviet integrated circuit designation standards, indicating its adherence to specific national manufacturing and naming conventions. ### Introduction Date * **Point in Time**: The 822 series integrated circuits were introduced in 1980. ### Documentation Status * **Description**: A key characteristic of the 822 series is its status as an undocumented series of precision resistor arrays. This suggests a lack of publicly available detailed specifications or historical records. ### Digital Presence * **Image**: An image associated with the series is available at `https://commons.wikimedia.org/wiki/Special:FilePath/822ЦНР2А-3-2_тонкоплёночная_резисторная_матрица_(04).jpg`. * **Commons Category**: The series has a dedicated Commons category: `822 series integrated circuits`. * **Sitelink Count**: There is 1 sitelink associated with this entity. * **Wikipedia Languages**: The entity is linked to Wikimedia Commons.