LM393MX

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LM393MX

IC COMPARATOR DUAL DIFF 8-SOP

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  • Fr. Teil #LM393MX
  • Paket SOP-8
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Spezifikationen

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Obsolete
Type General Purpose
NumberofElements 2
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 8-SOIC (0.154, 3.90mm Width)
MountingType Surface Mount

Übersicht

Description

The LM393MX is a dual comparator integrated circuit commonly used in a variety of electronic applications. It features two independent, high-gain, differential voltage comparators, which can compare two input voltages and produce a digital output indicating which input is higher. The LM393 operates with a wide supply voltage range of 2V to 36V, making it versatile for different power supply configurations.
Key characteristics include low input bias current, high-speed operation, and a typical output voltage swing close to the ground level. The LM393 is often used in applications such as voltage level detection, zero-crossing detection, and analog-to-digital converters. Its open-collector output allows for easy interfacing with different voltage levels and devices.
The package designation "MX" typically indicates a specific temperature range or packaging type, such as surface-mount technology. This IC is widely favored for its reliability, simplicity, and cost-effectiveness in signal processing and control applications.

Features

The LM393MX is a dual comparator integrated circuit designed for various applications. Key features include:
1. Dual Comparators: Contains two independent, high-gain, frequency-compensated comparators.
2. Wide Supply Voltage Range: Operates from a single +2V to +36V or dual ±1V to ±18V power supply.
3. Low Input Offset Voltage: Typically around 2mV, enhancing accuracy in applications.
4. High Input Impedance: Allows for minimal loading on the input signal sources.
5. Fast Response Time: With a typical propagation delay of 100ns, it supports high-speed applications.
6. Output Stage: Open-collector output permits easy connection to various loads.
7. Temperature Range: Rated for operation between -40°C to +125°C, suitable for automotive and industrial applications.
8. Low Power Consumption: Consumes less power, making it suitable for battery-powered devices.
These features make the LM393MX versatile for applications such as voltage level detection, waveform shaping, and signal processing.

Package

The LM393MX is typically packaged in an 8-pin Mini-DIP (Dual In-line Package) form factor.

Pinout

The LM393MX is a dual comparator integrated circuit with a total of 8 pins. Here’s the pinout and their functions:
1. Inverting Input (V-): Input for the inverting terminal of comparator 1.
2. Non-Inverting Input (V+): Input for the non-inverting terminal of comparator 1.
3. Output (OUT): Output of comparator 1.
4. GND: Ground reference pin.
5. Inverting Input (V-): Input for the inverting terminal of comparator 2.
6. Non-Inverting Input (V+): Input for the non-inverting terminal of comparator 2.
7. Output (OUT): Output of comparator 2.
8. NC (Not Connected): This pin is not connected internally.
The LM393MX operates with a power supply range of 2V to 36V and is commonly used for signal comparison, level detection, and waveform generation in various electronic applications.

Manufacturer

The LM393MX is manufactured by Texas Instruments (TI), a well-established semiconductor company. Texas Instruments is known for designing and manufacturing a wide range of electronic components, including analog and digital semiconductors, embedded processors, and various integrated circuits. Founded in 1930, TI operates in multiple sectors such as automotive, industrial, communications, and consumer electronics. The LM393MX is a dual comparator integrated circuit widely used in various applications for signal comparison and processing.

Application

The LM393MX is a dual comparator used in various applications, including voltage level detection, signal conditioning, zero-crossing detectors, and pulse-width modulation. It's employed in alarm systems, temperature sensors, and automotive systems for monitoring and control tasks. The device's low power consumption and ability to operate over a wide voltage range make it suitable for battery-operated devices and industrial automation.

Equivalent

Equivalent products to the LM393MX include the LM2903, LM358, MCP602, and TLV274. These chips are dual comparator circuits with similar functionality and performance specifications, suitable for various applications in signal comparison and analog processing. Always check the datasheets for specific features and pin configurations to ensure compatibility.

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