LM311MX/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The LM311MX/NOPB is a high-speed voltage comparator designed for use in various applications such as analog-to-digital converters, oscillators, and waveform generators.

Characteristics: - High speed: The LM311MX/NOPB offers fast response times, making it suitable for time-critical applications. - Wide input voltage range: It can operate with input voltages ranging from -0.3V to +36V, providing flexibility in different circuit designs. - Low input bias current: The device has low input bias current, minimizing the impact of input currents on the overall performance. - Open collector output: The open collector output allows for easy interfacing with other digital circuits.

Package: The LM311MX/NOPB is available in an SOIC-8 package, which provides compactness and ease of integration into various electronic systems.

Essence: The essence of the LM311MX/NOPB lies in its ability to compare two input voltages and provide a digital output based on the comparison result.

Packaging/Quantity: The LM311MX/NOPB is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: +5V to +30V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 150nA (maximum)
• Response Time: 165ns (typical)
• Output Sink Current: 8mA (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM311MX/NOPB has eight pins arranged as follows:

```

---

| | --| IN(-) 1|-- VCC+ --| IN(+) 2|-- OUT --| GND 3|-- NC --| NC 4|-- IN(1) --| NC 5|-- IN(2) --| NC 6|-- NC --| NC 7|-- NC |__________| ```

Functional Features

• High-speed voltage comparison: The LM311MX/NOPB can compare two input voltages and provide a digital output based on the comparison result.
• Open collector output: The open collector output allows for easy interfacing with other digital circuits.
• Wide supply voltage range: It can operate with a wide range of supply voltages, providing flexibility in different applications.
• Low power consumption: The LM311MX/NOPB consumes low power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High-speed operation - Wide input voltage range - Low input bias current - Compact package size - Easy interfacing with other circuits

Disadvantages: - Limited output sink current - Requires external pull-up resistor for proper operation

Working Principles

The LM311MX/NOPB works by comparing the voltages applied to its two input pins (IN(-) and IN(+)). If the voltage at IN(+) is higher than the voltage at IN(-), the output pin (OUT) goes low. Conversely, if the voltage at IN(+) is lower than the voltage at IN(-), the output pin goes high.

Detailed Application Field Plans

The LM311MX/NOPB can be used in various applications, including: 1. Analog-to-digital converters 2. Oscillators 3. Waveform generators 4. Voltage level detection circuits 5. Motor control systems 6. Power supply monitoring circuits

Detailed and Complete Alternative Models

Some alternative models to the LM311MX/NOPB include: - LM339MX/NOPB - LM393MX/NOPB - LM324MX/NOPB - LM358MX/NOPB

These models offer similar functionality and can be used as substitutes depending on the specific requirements of the application.

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