LM239N

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LM239N

+BOM

IC COMP QUAD SGL SUPPLY 14DIP

  • 제조업체온세미

  • 제조업체 부품 #LM239N

  • 재고6868

365 1일 품질 보증

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90-판매 후 1일 보증

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사양

속성 가치
Package Tube
ProductStatus Obsolete

개요

Description

The LM239N is a quad comparator integrated circuit (IC) designed for use in a wide range of analog applications. It features four independent voltage comparators in a single DIP (Dual In-line Package), which allows for efficient space utilization in circuit designs. The LM239N operates over a wide supply voltage range, making it versatile for both single-supply and dual-supply configurations.
Each comparator within the LM239N is capable of comparing two input voltage levels and providing a digital output indicating which input is higher. This makes the IC suitable for applications such as zero-crossing detectors, voltage level detectors, and window comparators.
The device is designed to operate with low input offset voltage and low power consumption, enhancing its performance in precision applications. The LM239N is known for its robustness, featuring a wide operating temperature range and protection against excessive input voltage conditions.
Overall, the LM239N is a reliable choice for designers looking for a flexible and effective solution for analog signal comparison tasks in their electronic projects.

Equivalent

The LM239N is a quad comparator IC. Equivalent products include the LM339N, LM2901, and LM3302, which are also quad comparators with similar specifications. These alternatives typically offer comparable performance and pin configurations, allowing for easy substitution in many circuit designs. Always verify the specific electrical characteristics to ensure compatibility in your application.

Features

The LM239N is a quad comparator integrated circuit. Key features include:
1. Quad Comparators: It contains four independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2V to 36V, suitable for a variety of applications.
3. Low Input Offset Voltage: Offers precision with low offset voltage.
4. Low Input Bias Current: Minimizes current draw from the source.
5. Common-Mode Input Voltage Range: Includes ground, enhancing versatility.
6. Output Compatibility: Open-collector outputs allow for wired OR configurations.
7. Short-Circuit Protection: Protects outputs from accidental shorts.
8. Temperature Range: Functions effectively from 0°C to 70°C for commercial use.
9. Low Power Consumption: Efficient operation reduces power requirements.
10. Package: Generally available in a 14-pin DIP package for easy use.
These features make the LM239N suitable for a variety of applications, including level shifting, voltage monitoring, and signal processing in consumer electronics and industrial systems.

Pinout

The LM239N is a quad comparator integrated circuit, meaning it contains four independent voltage comparators. It typically comes in a 14-pin dual in-line package (DIP). Here is a brief overview of the pin configuration and functions:
1. Pin 1: Output 1
2. Pin 2: Input 1 Inverting
3. Pin 3: Input 1 Non-inverting
4. Pin 4: VCC (Positive Supply Voltage)
5. Pin 5: Input 2 Non-inverting
6. Pin 6: Input 2 Inverting
7. Pin 7: Output 2
8. Pin 8: Output 3
9. Pin 9: Input 3 Inverting
10. Pin 10: Input 3 Non-inverting
11. Pin 11: GND (Ground)
12. Pin 12: Input 4 Non-inverting
13. Pin 13: Input 4 Inverting
14. Pin 14: Output 4
The comparators within the LM239N can be used to compare voltages and provide a digital output indicating which input is higher. This IC is commonly used in applications requiring precision voltage comparisons.

Manufacturer

The LM239N is a quad comparator integrated circuit originally manufactured by Texas Instruments (TI), a major American technology company. Texas Instruments is known for designing and manufacturing semiconductors and various integrated circuits, which are used in electronic devices and equipment globally. TI's product portfolio includes amplifiers, data converters, microcontrollers, and processors, among others. The company plays a significant role in the electronics industry, providing components that are crucial for various applications, including automotive, industrial, personal electronics, and communications. With a strong focus on innovation and engineering, Texas Instruments continues to be a leader in developing advanced semiconductor technologies.

Application

The LM239N is a quad comparator integrated circuit commonly used in various electronic applications. Its primary application areas include:
1. Voltage Level Sensing: It detects voltage levels for operations like battery monitoring.
2. Signal Conditioning: It shapes and conditions signals in data acquisition systems.
3. Oscillator Circuits: It serves in generating waveforms in oscillators.
4. Zero-Crossing Detectors: It identifies zero-cross points in AC signals.
5. Pulse Width Modulation (PWM): It aids in creating PWM signals for motor control.
6. Analog to Digital Converters (ADC): It is used in ADC circuits for comparing input voltages.
7. Window Detectors: It determines if input signals fall within a specific range.
These versatile applications make the LM239N integral in both consumer electronics and industrial systems.

Package

The LM239N is a quad comparator integrated circuit that comes in a Dual In-Line Package (DIP) with 14 pins. Specifically, it is often housed in a plastic DIP (PDIP) suitable for through-hole mounting, which is commonly used in prototyping and industrial applications.