# 101 series integrated circuits

> early Soviet series of monolithic integrated circuits comprising a single model, 101KT1

**Wikidata**: [Q115863774](https://www.wikidata.org/wiki/Q115863774)  
**Source**: https://4ort.xyz/entity/101-series-integrated-circuits

## Summary
The 101 series integrated circuits were an early Soviet series of monolithic integrated circuits, consisting of a single model, 101KT1. Developed in the mid-1960s, these circuits were part of the Soviet Union's early efforts in semiconductor technology and were manufactured by companies like Orbita and Alfa.

## Key Facts
- Part of the broader class of integrated circuits, formed on a small semiconductor substrate.
- Comprised a single model, 101KT1, and was classified as a transistor array.
- Developed as early as 1965 (prototype) and entered industrial manufacturing in 1966.
- Manufactured by Orbita and Alfa, with Alfa specifically associated with the Riga Scientific Research Institute of Microdevices.
- Followed Soviet integrated circuit designation standards.
- Belongs to the integrated circuit series and transistor array categories.
- Associated with the Soviet Union's early semiconductor industry.

## FAQs
### Q: What was the 101 series integrated circuits used for?
A: The 101 series, specifically the 101KT1 model, was an early Soviet monolithic integrated circuit used as a transistor array. Its exact applications are not detailed in the source material, but it was part of the Soviet Union's early semiconductor advancements.

### Q: Who manufactured the 101 series integrated circuits?
A: The 101 series was manufactured by Orbita and Alfa, with Alfa specifically linked to the Riga Scientific Research Institute of Microdevices.

### Q: When were the 101 series integrated circuits developed?
A: The prototype of the 101 series was developed in 1965, with industrial manufacturing beginning in 1966.

### Q: What type of integrated circuit was the 101 series?
A: The 101 series was a monolithic integrated circuit classified as a transistor array, meaning it contained two or more transistors on a common substrate.

### Q: Where can I find more information about the 101 series integrated circuits?
A: Additional details can be found on the [155la3.ru website](http://www.155la3.ru/k101.htm), which references the 101 series.

## Why It Matters
The 101 series integrated circuits represent a significant milestone in the Soviet Union's early semiconductor industry. As one of the first monolithic integrated circuits developed in the Soviet Union, the 101 series contributed to the country's technological advancements in electronics. While the exact applications of the 101KT1 model are not specified, its development marked a step forward in Soviet semiconductor manufacturing, aligning with broader efforts to modernize the nation's electronics sector. The series also reflects the Soviet Union's adherence to standardized integrated circuit designation practices, which were critical for organizing and producing early semiconductor components.

## Notable For
- Being one of the first monolithic integrated circuits developed in the Soviet Union.
- Serving as a transistor array, containing multiple transistors on a single substrate.
- Following Soviet integrated circuit designation standards, ensuring consistency in production.
- Being manufactured by Orbita and Alfa, with Alfa specifically associated with the Riga Scientific Research Institute of Microdevices.
- Representing an early effort in Soviet semiconductor technology, contributing to the country's electronics advancements.

## Body
### Overview
The 101 series integrated circuits were an early Soviet development in monolithic integrated circuits, consisting solely of the 101KT1 model. This series was part of the broader integrated circuit class, formed on a small semiconductor substrate.

### Development and Manufacturing
- The prototype of the 101 series was developed in 1965, with industrial manufacturing beginning in 1966.
- Manufactured by Orbita and Alfa, with Alfa specifically linked to the Riga Scientific Research Institute of Microdevices.
- Followed Soviet integrated circuit designation standards, ensuring consistency in production.

### Classification and Function
- Classified as a transistor array, meaning it contained two or more transistors on a common substrate.
- Belonged to the integrated circuit series and transistor array categories.
- The exact applications of the 101KT1 model are not detailed in the source material, but it was part of the Soviet Union's early semiconductor advancements.

### Historical Context
- Developed during the Soviet Union's early efforts in semiconductor technology.
- Represented a step forward in Soviet semiconductor manufacturing, aligning with broader efforts to modernize the nation's electronics sector.
- Associated with the Soviet Union's adherence to standardized integrated circuit designation practices.

## References

1. [Source](http://www.155la3.ru/k101.htm)