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LM393DR2G

Name: LM393DR2G
Rating: 4.7 (12 reviews)

COMPARATOR, DUAL, LOW OFFSET VOL

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製造商。部分 #LM393DR2G
包 SOIC-8
資料表 LM393DR2G DataSheet
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規格

Package	Bulk
ProductStatus	Active
Type	General Purpose
NumberofElements	2
OutputType	CMOS, DTL, ECL, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±)	2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max)	5mV @ 30V
Current-InputBias(Max)	0.25µA @ 5V
Current-Output(Typ)	16mA @ 5V
Current-Quiescent(Max)	2.5mA
OperatingTemperature	0°C ~ 70°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
MountingType	Surface Mount

概述

Description

The LM393DR2G is a dual comparator integrated circuit that features two independent, high-speed comparators designed for a wide range of applications in signal detection and processing. It operates from a single power supply or dual power supplies, with a voltage range typically between 2V and 36V.
The LM393 is known for its low input offset voltage, high input impedance, and fast response time, making it suitable for precision applications. The device includes open-collector outputs, allowing it to interface with various voltage levels and control larger loads.
Common applications of the LM393DR2G include analog-to-digital converters, voltage level detectors, window comparators, and signal conditioning circuits. The package designation "DR2G" indicates it comes in a SOIC-8 surface mount package, making it suitable for compact designs. Overall, the LM393DR2G is a versatile and reliable choice for electronic design engineers needing dual comparator functionality.

Features

The LM393DR2G is a dual comparator integrated circuit featuring:
1. Dual Comparators: Contains two independent, high-speed voltage comparators.
2. Wide Supply Voltage Range: Operates from 2V to 36V, accommodating various applications.
3. Low Power Consumption: Consumes low current (typically 0.1 mA), making it suitable for battery-operated devices.
4. Output Stage: Open-collector outputs allow for easy interfacing with other logic levels and devices.
5. High Speed: Typical response time of 1.3 µs, enabling fast signal processing.
6. Input Voltage Range: Can handle input voltages from -0.3V to Vcc +0.3V, providing flexibility in design.
7. Temperature Range: Rated for operation from -40°C to +125°C, ensuring reliability in various environments.
8. Compact Package: Available in a surface-mount SOIC-8 package, facilitating space-efficient designs.
These features make the LM393DR2G ideal for applications like voltage level detection, oscillators, and signal conditioning.

Package

The LM393DR2G is packaged in a SOP-8 (Small Outline Package), which is a surface-mount device with eight pins.

Pinout

The LM393DR2G is a dual voltage comparator housed in a 8-pin SOIC (Small Outline Integrated Circuit) package. It features two independent, high-gain voltage comparators that can be used to compare two input voltages.
Pin Count: 8 pins
Pin Functions:
1. Pin 1 (Output A): Output of the first comparator (A).
2. Pin 2 (Inverting Input A): Inverting input for the first comparator (A).
3. Pin 3 (Non-inverting Input A): Non-inverting input for the first comparator (A).
4. Pin 4 (V-): Negative supply voltage (ground).
5. Pin 5 (Non-inverting Input B): Non-inverting input for the second comparator (B).
6. Pin 6 (Inverting Input B): Inverting input for the second comparator (B).
7. Pin 7 (Output B): Output of the second comparator (B).
8. Pin 8 (V+): Positive supply voltage.
The LM393 is commonly used in applications such as signal conditioning, level shifting, and voltage monitoring.

Manufacturer

The LM393DR2G is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of analog and digital semiconductor devices, including integrated circuits (ICs), microcontrollers, and processors. The company is well-known for its innovation in the electronics industry, particularly in the fields of signal processing and embedded systems. TI serves various markets, including automotive, industrial, communications, and consumer electronics. Founded in 1930, Texas Instruments has established itself as a key player in the semiconductor sector, providing high-performance components and solutions for a diverse array of applications.

Application

The LM393DR2G is a dual voltage comparator commonly used in applications such as signal conditioning, analog-to-digital conversion, and level detection. It is employed in automotive systems, industrial controls, and consumer electronics for tasks like temperature monitoring, over-voltage protection, and zero-crossing detection. Its low power consumption and wide supply voltage range make it suitable for battery-operated devices and portable applications.

Equivalent

The LM393DR2G is a dual comparator. Equivalent products include:
1. LM393 (standard package variants)
2. MCP602 (dual op-amp with comparator functionality)
3. TLV1702 (dual comparator)
4. LMV7219 (dual, low-power comparator)
Check specifications for exact pin compatibility and performance characteristics.