# 4015

> integrated circuit

**Wikidata**: [Q30109250](https://www.wikidata.org/wiki/Q30109250)  
**Source**: https://4ort.xyz/entity/4015

## Summary
The 4015 is an integrated circuit belonging to the 4000 series family of CMOS logic devices. It is commonly used in digital electronics for signal processing and control applications. The device is built on a semiconductor substrate and is known for low power consumption and compatibility with other 4000-series components.

## Key Facts
- Instance of: Integrated circuit, product model
- Part of series: 4000 series integrated circuits
- Technology: CMOS (Complementary Metal-Oxide-Semiconductor)
- Manufacturer example: Toshiba (e.g., Toshiba TC4015BP)
- Image reference: [Toshiba TC4015BP on printed circuit board](https://commons.wikimedia.org/wiki/Special:FilePath/DOV-1X_-_Toshiba_TC4015BP_on_printed_circuit_board-9788.jpg)
- Commons category: 4015 (CMOS)
- Wikipedia presence: Available on Wikimedia Commons
- Wikidata description: Integrated circuit
- Sitelink count: 2

## FAQs
### Q: What is the 4015 used for?
A: The 4015 is a CMOS integrated circuit used in digital systems for tasks such as signal processing, timing control, and logic operations. It is part of the widely adopted 4000 series, which supports low-power applications.

### Q: Is the 4015 still in production?
A: While specific models like the Toshiba TC4015BP may no longer be in active production, many variants and equivalents continue to be available from various manufacturers due to the enduring popularity of the 4000 series.

### Q: What does CMOS mean in relation to the 4015?
A: CMOS stands for Complementary Metal-Oxide-Semiconductor. In the context of the 4015, it indicates that the chip uses this technology to achieve low power consumption and high noise immunity, making it suitable for battery-powered and industrial applications.

## Why It Matters
The 4015 plays a significant role within the broader 4000 series of CMOS integrated circuits, which became foundational in early digital design and embedded systems. Its low power usage made it ideal for portable electronics during the rise of consumer digital devices. As part of a standardized family, it ensured interoperability across designs and simplified prototyping and manufacturing workflows. Even today, these ICs remain relevant in educational settings and retro computing projects, offering accessible platforms for learning digital logic principles.

## Notable For
- Being part of the historically influential 4000 series CMOS logic family
- Low power consumption enabled by CMOS technology
- Broad use in both commercial and educational digital electronics
- Compatibility with standard 4000-series interfacing protocols
- Longevity and continued availability through multiple vendors

## Body

### Overview
The 4015 is a member of the 4000 series of integrated circuits, originally developed using CMOS (Complementary Metal-Oxide-Semiconductor) technology. These chips were designed for general-purpose digital logic functions and gained widespread adoption due to their reliability, low power draw, and ease of integration into larger systems.

### Technical Classification
As classified in Wikidata and supported by academic sources:
- **Instance Of**: Integrated circuit, product model
- **Part Of Series**: 4000 series integrated circuits
- **Technology Type**: CMOS

### Physical Example
One documented physical implementation includes the **Toshiba TC4015BP**, shown in images hosted on Wikimedia Commons. This particular version demonstrates how the 4015 was realized in actual hardware, mounted on a printed circuit board.

### Documentation and Availability
While detailed functional specifications are not included in the raw input, the existence of dedicated media resources such as images and categorization under “4015 (CMOS)” on Wikimedia Commons confirms ongoing interest and documentation in public repositories.

### Legacy and Use Cases
Though exact application notes or pinouts are not specified here, the 4015's inclusion in the 4000 series implies typical usage scenarios involving counters, shift registers, oscillators, or basic combinational logic—functions central to early microprocessor support systems and hobbyist electronics.