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LM393AN

Name: LM393AN
Rating: 4.7 (12 reviews)

IC COMP DUAL VOLTAGE LP 8-DIP

Производитель
Мфр. Часть #LM393AN
Пакет PDIP-8
Лист данных
В наличии5366

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Спецификации

Package	Tube
ProductStatus	Obsolete
Type	General Purpose
NumberofElements	2
OutputType	CMOS, DTL, ECL, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±)	2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max)	2mV @ 30V
Current-InputBias(Max)	0.1µA @ 5V
Current-Output(Typ)	18mA @ 5V
Current-Quiescent(Max)	2.5mA
OperatingTemperature	0°C ~ 70°C
Package/Case	8-DIP (0.300, 7.62mm)
MountingType	Through Hole

Обзор

Description

The LM393AN is a dual comparator integrated circuit (IC) used for comparing two voltage levels. It features two independent, high-gain, wide bandwidth voltage comparators with an output that can be connected to various loads. This IC is commonly employed in analog signal processing, voltage level detection, and feedback systems.
Key specifications include a low input offset voltage, a wide supply voltage range (2V to 36V), and the ability to operate with a single power supply. The output is open-collector, allowing for easy interfacing with different logic levels and providing flexibility in output configuration.
Due to its versatility, the LM393AN is widely used in applications such as over-voltage protection, under-voltage detection, and in various sensor applications. It is available in multiple package types, making it suitable for both prototyping and production environments. The device is known for its reliability and efficiency, making it a popular choice in electronic circuit designs.

Features

The LM393AN is a dual comparator integrated circuit featuring the following key attributes:
1. Dual Comparators: Contains two independent, high-gain, voltage comparators that can operate from a single power supply.
2. Wide Supply Voltage Range: Operates with a supply voltage from 2V to 36V, making it versatile for various applications.
3. Low Input Bias Current: Typically around 100 nA, allowing for high impedance signal input.
4. High Speed: The LM393 has a typical response time of 1.3 µs, suitable for fast switching applications.
5. Open-Collector Output: The outputs are open-collector, which allows for wired logic configurations and the capability to interface with different voltage levels.
6. Temperature Range: Rated for operation between -40°C to +125°C, making it suitable for industrial applications.
7. Low Power Consumption: Ensures efficient operation in battery-powered devices.
These features make the LM393AN widely used in voltage level detection, analog-to-digital conversion, and various signal processing tasks.

Package

The LM393AN is packaged in a dual in-line package (DIP) format, specifically a 8-pin DIP. This package type allows for easy mounting on printed circuit boards (PCBs) and facilitates connections to other components.

Pinout

The LM393AN is a dual comparator integrated circuit with a total of 8 pins. Here is a concise pinout and their functions:
1. Offset Null: Used for offset voltage adjustment.
2. Inverting Input (Comparator 1): The inverting input terminal for the first comparator.
3. Non-inverting Input (Comparator 1): The non-inverting input terminal for the first comparator.
4. Output (Comparator 1): The output terminal for the first comparator.
5. Ground: Common ground connection.
6. Output (Comparator 2): The output terminal for the second comparator.
7. Non-inverting Input (Comparator 2): The non-inverting input terminal for the second comparator.
8. Inverting Input (Comparator 2): The inverting input terminal for the second comparator.
The LM393AN operates from a single power supply or dual power supply and is commonly used in applications like voltage level detection and analog signal processing.

Manufacturer

The LM393AN is a voltage comparator manufactured by Texas Instruments (TI), a well-known American technology company. Texas Instruments specializes in designing and producing semiconductors and various integrated circuits (ICs). Founded in 1930, the company is notable for its innovations in analog, digital signal processing, and embedded processing technologies. TI serves multiple sectors, including automotive, industrial, communications, and consumer electronics. The LM393AN specifically is a dual comparator, widely used in electronic circuits for signal comparison, level detection, and other applications requiring precise voltage comparisons.

Application

The LM393AN is a low-voltage, dual comparator used in various applications, including voltage level detection, signal conditioning, pulse-width modulation, and window comparators. It's commonly utilized in battery management systems, temperature sensing, over-voltage protection, and zero-crossing detection in AC signals. Its versatility makes it suitable for both analog and digital circuit designs, enhancing functionality in automotive, industrial, and consumer electronics.

Equivalent

Equivalent products to the LM393AN chip include the LM2901, LM358, TLV2471, and MCP602. These alternatives may vary in specifications like supply voltage, output type, and package style, so it's essential to verify compatibility with your specific application requirements.

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