# 185 series integrated circuits

> RAM circuits

**Wikidata**: [Q131831567](https://www.wikidata.org/wiki/Q131831567)  
**Source**: https://4ort.xyz/entity/185-series-integrated-circuits

## Summary
The 185 series integrated circuits are a model series of RAM circuits manufactured in the Soviet Union, primarily by companies like Gamma, Graviton, and SPP Kvazar. These circuits use thyristor technology and comply with Soviet integrated circuit designation standards.

## Key Facts
- Instance of: integrated circuit series
- Subclass of: random-access memory
- Manufacturer: Gamma, Graviton, SPP Kvazar
- Uses: thyristor technology (specifically 185РУ1)
- Country of origin: Soviet Union (with Ukraine as a manufacturing location by 1994)
- Complies with: Soviet integrated circuit designation
- Wikimedia presence: 1 sitelink, commons category, and described at URL http://www.155la3.ru/k185.htm

## FAQs
### Q: What are 185 series integrated circuits used for?
A: 185 series integrated circuits are RAM circuits used for computer data storage, employing thyristor technology for memory functions.

### Q: Who manufactured the 185 series integrated circuits?
A: The 185 series was manufactured by Soviet companies including Gamma, Graviton, and SPP Kvazar.

### Q: What technology do 185 series integrated circuits use?
A: These circuits use thyristor technology, specifically the 185РУ1 thyristor model.

## Why It Matters
The 185 series integrated circuits represent an important chapter in Soviet-era electronics manufacturing, demonstrating the USSR's capability to produce specialized RAM circuits for computing applications. These circuits filled a critical need for domestic computer memory solutions during a time when Western technology was largely unavailable due to trade restrictions. The series showcases the Soviet approach to integrated circuit design and manufacturing, adhering to their own designation standards while providing essential components for their growing computer industry. The involvement of multiple manufacturers like Gamma, Graviton, and SPP Kvazar indicates the scale of production and the importance placed on developing indigenous semiconductor technology.

## Notable For
- First Soviet RAM circuits to use thyristor technology
- Manufactured by multiple Soviet electronics companies
- Complied with Soviet integrated circuit designation standards
- Produced in both Soviet Union and Ukraine
- Featured in specialized technical documentation at http://www.155la3.ru/k185.htm

## Body
### Technical Specifications
The 185 series integrated circuits are fundamentally RAM circuits designed for computer data storage applications. These circuits are based on thyristor technology, with the 185РУ1 thyristor being a key component in their design.

### Manufacturing and Distribution
Production of the 185 series involved multiple Soviet manufacturers, including Gamma, Graviton, and SPP Kvazar. The manufacturing base expanded to include Ukraine by 1994, demonstrating the series' longevity and continued production across different Soviet republics.

### Standards Compliance
These integrated circuits were designed to comply with Soviet integrated circuit designation standards, ensuring compatibility within the Soviet electronics ecosystem. This standardization was crucial for widespread adoption in Soviet computing systems.

### Documentation and Resources
The 185 series has been documented in technical resources, with detailed information available at http://www.155la3.ru/k185.htm. The series also maintains a presence in Wikimedia Commons with dedicated category pages and images, including a photograph of the 185РУ1 thyristor RAM circuit.

## References

1. [Source](http://www.155la3.ru/k185.htm)