Overview
The LM239DR2 is a single-supply quad comparator integrated circuit produced by onsemi. This device is designed to operate with a single power supply, making it versatile for various applications where dual power supplies are not available. The LM239DR2 is part of the LM239 family, known for its high input impedance, low offset voltage, and high gain, which make it suitable for a wide range of analog and digital signal processing tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Comparators | 4 |
| Supply Voltage | 2V to 36V |
| Input Offset Voltage | Typically 2mV |
| Input Bias Current | Typically 25nA |
| Response Time | Typically 1.3μs |
| Operating Temperature Range | -40°C to 125°C |
| Package Type | SOIC-14 |
Key Features
- Single-supply operation from 2V to 36V.
- High input impedance and low input bias current.
- Low offset voltage, typically 2mV.
- High gain and fast response time, typically 1.3μs.
- Wide operating temperature range from -40°C to 125°C.
- Available in SOIC-14 package.
Applications
The LM239DR2 is suitable for a variety of applications, including:
- Analog and digital signal processing.
- Threshold detection and level detection circuits.
- Pulse shaping and waveform generation.
- Window comparators and alarm circuits.
- Industrial control systems and automation.
Q & A
- What is the supply voltage range for the LM239DR2?
The supply voltage range for the LM239DR2 is from 2V to 36V. - How many comparators are included in the LM239DR2?
The LM239DR2 includes 4 comparators. - What is the typical input offset voltage of the LM239DR2?
The typical input offset voltage is 2mV. - What is the typical response time of the LM239DR2?
The typical response time is 1.3μs. - What is the operating temperature range of the LM239DR2?
The operating temperature range is from -40°C to 125°C. - In what package is the LM239DR2 available?
The LM239DR2 is available in an SOIC-14 package. - What are some common applications for the LM239DR2?
Common applications include analog and digital signal processing, threshold detection, pulse shaping, and industrial control systems. - Is the LM239DR2 suitable for single-supply operation?
Yes, the LM239DR2 is designed for single-supply operation. - What is the input bias current of the LM239DR2?
The typical input bias current is 25nA. - Where can I find detailed specifications for the LM239DR2?
Detailed specifications can be found in the datasheet available on the onsemi website or through distributors like Digi-Key and Mouser Electronics.
