LM2901N/NOPB

The LM2901N/NOPB is a quad comparator integrated circuit (IC) manufactured by Texas Instruments. It is designed for use in a variety of applications, including signal conditioning, level detection, and waveform shaping. Here’s a detailed description of its features and specifications:

General Features:

• Quad Comparator: The LM2901N/NOPB contains four independent, high-gain, frequency-compensated comparators. This allows for multiple comparisons in a single package, making it efficient for applications requiring several comparison operations.
• Low Input Offset Voltage: The device features a low input offset voltage, typically around 2 mV, which enhances accuracy in applications where precise voltage levels are critical.
• Wide Supply Voltage Range: It operates over a wide supply voltage range from 2 V to 36 V, or from ±1 V to ±18 V, providing flexibility in various circuit designs.
• High Speed: The LM2901N/NOPB has a fast response time, with a typical propagation delay of 300 ns, making it suitable for high-speed applications.
• Open-Collector Output: The comparators have open-collector outputs, allowing for wired-AND configurations and enabling the use of different supply voltages for the output stage.

Electrical Characteristics:

• Input Voltage Range: The input common-mode voltage range extends from the negative supply voltage to about 1.5 V below the positive supply voltage, which is beneficial for a wide range of input signals.
• Output Voltage Swing: The output can swing to within a few millivolts of the ground or supply voltage, depending on the load, ensuring that the output can drive subsequent stages effectively.
• Low Power Consumption: The device is designed for low power consumption, making it suitable for battery-operated devices and energy-efficient applications.

Package Information:

• Package Type: The LM2901N/NOPB is available in a standard 14-pin dual in-line package (DIP) as well as surface mount options, facilitating easy integration into various circuit designs.
• Pin Configuration: The pin configuration includes inputs for each comparator, a common ground, and output pins that can be connected to other components in the circuit.

Applications:

The LM2901N/NOPB is widely used in applications such as:

• Voltage level detection
• Zero-crossing detectors
• Oscillator circuits
• Signal conditioning
• Comparator circuits in control systems

Environmental Considerations:

• RoHS Compliant: The LM2901N/NOPB is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring that it is free from certain hazardous materials, making it safer for the environment.

In summary, the LM2901N/NOPB from Texas Instruments is a versatile and reliable quad comparator IC that offers a combination of high performance, low power consumption, and flexibility, making it suitable for a wide range of electronic applications.