# 2114

> SRAM

**Wikidata**: [Q213496](https://www.wikidata.org/wiki/Q213496)  
**Source**: https://4ort.xyz/entity/2114

## Summary
The 2114 is a specific model of static random-access memory (SRAM), a type of semiconductor memory that uses flip-flops to store each bit of data without requiring periodic refreshing.

## Key Facts
- Uses flip-flops to store each bit of data
- Classified as a type of volatile random-access memory and semiconductor memory
- Part of personal computers and home computers
- Has 41 sitelinks across Wikipedia language editions
- Includes variants like eSRAM (embedded SRAM) and specific models such as 6264, 2114, 2102, 5101, and 6116
- 6116 is a specific static RAM with a storage capacity of 16,384 bits
- Has aliases including static RAM, SRAM, and various translations in multiple languages
- Classified under UNSPSC code 32101603
- Different from dynamic RAM, non-volatile memory, and read-only memory

## FAQs
### Q: What is the main difference between SRAM and DRAM?
A: SRAM uses flip-flops to store each bit and does not require refreshing, making it faster but more expensive and less dense than DRAM, which stores bits in capacitors and needs constant refreshing.

### Q: Where is SRAM commonly used?
A: SRAM is commonly used in cache memory, CPU registers, and other applications requiring high-speed data access, such as in personal computers and embedded systems.

### Q: Is SRAM volatile or non-volatile memory?
A: SRAM is volatile memory, meaning it loses its stored data when power is removed, unlike non-volatile memory such as flash storage or hard drives.

## Why It Matters
Static random-access memory plays a critical role in modern computing by providing fast, reliable data storage for processors and other high-performance systems. Its ability to retain data without constant refreshing makes it ideal for cache memory, where speed is essential for system performance. While more expensive and less dense than dynamic RAM, SRAM's speed advantage is crucial in applications where latency must be minimized. The technology underpins the rapid access times that users expect from modern devices, from personal computers to smartphones and embedded systems. Without SRAM, many of the performance characteristics we take for granted in computing would be impossible to achieve.

## Notable For
- Uses flip-flop circuits for each bit storage, eliminating the need for refresh cycles
- Faster access times compared to dynamic RAM, making it ideal for cache memory
- Available in embedded forms (eSRAM) integrated directly into processor chips
- Supports multiple language translations and aliases across different regions
- Classified under specific industry codes (UNSPSC 32101603) for procurement and standardization

## Body
### Technical Architecture
SRAM stores each bit using a flip-flop circuit, typically consisting of four to six transistors. This bistable design means each bit remains stable as long as power is supplied, without requiring periodic refresh cycles like DRAM. The flip-flop configuration provides immediate access to stored data, contributing to SRAM's superior speed characteristics.

### Variants and Models
The SRAM family includes several specific integrated circuit models, each with different capacities and specifications. The 6264 is a common SRAM chip, while the 6116 provides 16,384 bits of storage capacity. Embedded variants like eSRAM are incorporated directly into processor packages, reducing latency and improving system performance. Other models include the 2114, 2102, and 5101, each serving different capacity and application requirements.

### Applications and Usage
SRAM finds primary use in cache memory hierarchies, where its speed advantage justifies the higher cost per bit compared to DRAM. It's also used in CPU registers, hard drive buffers, and various embedded systems where quick data access is critical. The technology's reliability and speed make it indispensable in networking equipment, automotive systems, and other applications where performance cannot be compromised.

### Classification and Standards
SRAM is classified as both volatile random-access memory and semiconductor memory, placing it within the broader memory technology ecosystem. Industry classification systems assign it UNSPSC code 32101603, facilitating procurement and standardization across commercial applications. The technology is documented across multiple Wikipedia language editions, reflecting its global importance in computing.