Overview
The LM2901N, originally produced by National Semiconductor and now also available from Texas Instruments following the acquisition, is a quad differential comparator integrated circuit. This device is known for its low offset voltage and wide supply voltage range, making it versatile for various applications. The LM2901N is available in several package types, including the 14-pin DIP (Dual In-Line Package), which is one of the most common forms.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | LM2901N |
| Package | 14-DIP (0.300", 7.62mm) |
| Supply Voltage Range | 2 to 36 VDC or ±1 to ±18 VDC |
| Operating Temperature | -40 to 85°C |
| Number of Comparators | Quad |
| Offset Voltage | Low offset |
| Thermal Resistance (Junction-to-Ambient) | Approx. 79°C/W (PDIP package) |
Key Features
- Low offset voltage
- Wide supply voltage range: 2 to 36 VDC or ±1 to ±18 VDC
- Quad differential comparators in a single package
- Operating temperature range: -40 to 85°C
- Available in various package types including 14-pin DIP, SOIC, TSSOP, and others
Applications
The LM2901N is suitable for a variety of applications due to its versatility and robust specifications. Common uses include:
- Analog-to-digital converters
- Threshold detectors
- Window comparators
- Zero-crossing detectors
- Automotive and industrial control systems
Q & A
- What is the LM2901N? The LM2901N is a quad differential comparator integrated circuit.
- Who are the primary manufacturers of the LM2901N? Originally National Semiconductor, now also produced by Texas Instruments.
- What is the supply voltage range of the LM2901N? The supply voltage range is 2 to 36 VDC or ±1 to ±18 VDC.
- What is the operating temperature range of the LM2901N? The operating temperature range is -40 to 85°C.
- In what packages is the LM2901N available? It is available in 14-pin DIP, SOIC, TSSOP, and other packages.
- What are some common applications of the LM2901N? Common applications include analog-to-digital converters, threshold detectors, window comparators, zero-crossing detectors, and automotive and industrial control systems.
- Is the LM2901N RoHS compliant? Yes, many versions of the LM2901N are RoHS compliant.
- Can the LM2901N be used in automotive applications? Yes, it is suitable for automotive applications due to its robust specifications and temperature range.
- What is the typical offset voltage of the LM2901N? The LM2901N has a low offset voltage.
- How many comparators are included in the LM2901N? The LM2901N includes four differential comparators.
