LM339MX

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LM339MX

IC COMPARATOR QUAD 14-SOP

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規格

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
Type General Purpose
NumberofElements 4
OutputType DTL, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±) 2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max) 5mV @ 5V
Current-InputBias(Max) 0.25µA @ 5V
Current-Output(Typ) 18mA @ 5V
Current-Quiescent(Max) 2.5mA
OperatingTemperature 0°C ~ 70°C
Package/Case 14-SOIC (0.154, 3.90mm Width)
MountingType Surface Mount

概述

Description

The LM339MX is a quad comparator integrated circuit (IC) commonly used in various electronic applications for signal comparison. It features four independent, high-speed voltage comparators that can operate with a single or dual power supply, making it versatile for different designs. The LM339 is capable of handling input voltages up to 36V and has a low input offset voltage, which enhances accuracy in signal detection.
Each comparator has an open-collector output, allowing for easy interfacing with different logic levels and enabling wired-OR configurations. The LM339MX is especially useful in applications such as voltage level detection, zero-crossing detection, and analog-to-digital conversion.
In summary, the LM339MX is a reliable and efficient component for applications requiring precise voltage comparison, making it a popular choice in both industrial and consumer electronics.

Features

The LM339MX is a quad comparator featuring the following key characteristics:
1. Quad Comparator: Contains four independent, high-speed comparators capable of functioning with a wide range of input voltages.
2. Low Offset Voltage: Offers a low input offset voltage, enhancing accuracy in voltage comparison applications.
3. Wide Supply Voltage Range: Operates with a supply voltage ranging from 2 V to 36 V, accommodating various circuit requirements.
4. Open-Collector Output: Features an open-collector output configuration, allowing easy interfacing with other logic families and enabling wired-AND configurations.
5. High Gain: Delivers a high open-loop voltage gain, ensuring efficient signal comparison.
6. Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered applications.
7. Temperature Range: Functional across a wide temperature range, typically from -40°C to +125°C, ensuring reliability in diverse environments.
8. Package Type: Available in various package types, including surface-mount and DIP, facilitating integration into different PCB designs.
These features make the LM339MX versatile for applications in signal processing, threshold detection, and analog-to-digital conversion.

Package

The LM339MX is packaged in a 14-lead plastic dual in-line package (DIP). It features a standard 0.3-inch spacing between leads, making it suitable for mounting on circuit boards.

Pinout

The LM339MX is a quad comparator integrated circuit with a total of 14 pins. The pin configuration is as follows:
1. Non-inverting Input (Comparator 1)
2. Inverting Input (Comparator 1)
3. Output (Comparator 1)
4. Non-inverting Input (Comparator 2)
5. Inverting Input (Comparator 2)
6. Output (Comparator 2)
7. Ground (GND)
8. Non-inverting Input (Comparator 3)
9. Inverting Input (Comparator 3)
10. Output (Comparator 3)
11. Non-inverting Input (Comparator 4)
12. Inverting Input (Comparator 4)
13. Output (Comparator 4)
14. VCC (Supply Voltage)
The LM339MX operates as a voltage comparator, providing a high-speed response for comparing two voltages and is suitable for various applications, including signal conditioning, level detection, and noise filtering. Each comparator can operate independently, and the device can handle a wide supply voltage range.

Manufacturer

The LM339MX is a product manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company headquartered in Dallas, Texas. Founded in 1930, TI is known for its wide range of electronic components, including analog ICs, embedded processors, and digital signal processors. The company serves various industries, including automotive, industrial, consumer electronics, and communication, providing innovative solutions that cater to the needs of engineers and technology developers worldwide. TI is recognized for its commitment to quality, reliability, and technological advancement in the semiconductor sector.

Application

The LM339MX is a quad comparator used in various applications, including:
1. Voltage level detection
2. Signal conditioning
3. Analog-to-digital conversion
4. Threshold detection
5. Zero-crossing detection
6. Pulse width modulation (PWM) circuits
7. Oscillators and timing circuits
8. Battery monitoring systems
Its versatility makes it suitable for both industrial and consumer electronics.

Equivalent

Equivalent products to the LM339MX quad comparator include the LM2901, LM393, and LMV393. These chips offer similar functionality, but specifications may vary slightly, such as input voltage ranges and output types. Always consult the datasheets for specific application requirements.

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