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LM393DGKR

Name: LM393DGKR
Rating: 4.7 (12 reviews)

IC COMPARATOR DUAL GP TSSOP

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製造商。部分 #LM393DGKR
包 VSSOP (DGK)-8
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規格

Package	Tape & Reel (TR)
ProductStatus	Active
Type	General Purpose
NumberofElements	2
OutputType	Open Collector
Voltage-SupplySingle/Dual(±)	2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max)	7mV @ 5V
Current-InputBias(Max)	0.25µA @ 5V
Current-Quiescent(Max)	1mA
OperatingTemperature	0°C ~ 70°C
Package/Case	8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
MountingType	Surface Mount

概述

Description

The LM393DGKR is a dual comparator integrated circuit (IC) designed for use in various applications including signal conditioning, level shifting, and voltage comparison. It features two independent, high-gain, frequency-compensated voltage comparators, which can operate with a wide supply voltage range of 2V to 36V, making it versatile for various electronic designs.
The LM393DGKR offers an open-collector output, allowing it to interface easily with different voltage levels and enabling wired-AND logic configurations. It provides fast response time and low input bias current, which makes it suitable for battery-operated devices. The IC is commonly used in applications such as voltage level detection, pulse width modulation, and analog-to-digital converters.
Typically packaged in an 8-pin dual in-line package (DIP) or surface-mount configurations, the LM393DGKR is popular among engineers and hobbyists for its reliability and performance in comparator applications.

Features

The LM393DGKR is a dual comparator integrated circuit that features:
1. Dual Comparator: Contains two independent, high-speed comparators.
2. Wide Supply Voltage: Operates over a supply voltage range of 2V to 36V, accommodating various applications.
3. Low Input Offset Voltage: Typically 2mV, enhancing precision in comparisons.
4. Open-Collector Output: Allows for wired-AND configurations, enabling multiple comparators to be connected to a single output.
5. High Speed: Response time of up to 1.3µs, suitable for fast signal processing.
6. Wide Input Voltage Range: Can handle input voltages from the negative supply to nearly the positive supply.
7. Low Power Consumption: Consumes minimal current, ideal for battery-operated devices.
8. Temperature Range: Operates effectively from -40°C to +125°C, ensuring performance in diverse environments.
These features make the LM393DGKR suitable for various applications, including signal conditioning, voltage level detection, and timing circuits.

Package

The LM393DGKR is packaged in a Dual In-line Package (DIP) with a specific design for surface mount applications, specifically the SOIC-8 package type. It features eight pins and is used for voltage comparison in various electronic circuits.

Pinout

The LM393DGKR is a dual comparator IC that typically comes in a 8-pin DIP or SOIC package. It features two independent, high-gain, frequency-compensated voltage comparators.
Pin Count: 8 pins
Pin Functions:
1. Pin 1 (Output A): Output of Comparator A.
2. Pin 2 (Inverting Input A): Inverting input (−) for Comparator A.
3. Pin 3 (Non-inverting Input A): Non-inverting input (+) for Comparator A.
4. Pin 4 (Ground): Ground reference.
5. Pin 5 (Non-inverting Input B): Non-inverting input (+) for Comparator B.
6. Pin 6 (Inverting Input B): Inverting input (−) for Comparator B.
7. Pin 7 (Output B): Output of Comparator B.
8. Pin 8 (Supply Voltage): Positive supply voltage (commonly +V).
The LM393 is widely used for applications such as voltage level detection and signal comparison due to its low power dissipation and high input impedance.

Manufacturer

The LM393DGKR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in designing and producing a wide range of analog, digital, and embedded processing solutions. They are well-known for their innovative technologies in various sectors, including automotive, industrial, communications, and consumer electronics. TI's extensive product portfolio includes microcontrollers, processors, amplifiers, and voltage references, among others. The LM393DGKR itself is a dual comparator integrated circuit widely used in various applications for signal processing and control systems. Texas Instruments is recognized for its commitment to quality, reliability, and technological advancement in the semiconductor industry.

Application

The LM393DGKR is a dual comparator used in various applications, including:
1. Voltage level detection
2. Signal conditioning
3. Comparator circuits
4. Oscillator circuits
5. Analog-to-digital conversion
6. Zero-crossing detectors
7. Over-voltage and under-voltage protection
8. Hysteresis and Schmitt trigger applications
Its versatility makes it suitable for signal processing in automotive, industrial, and consumer electronics.

Equivalent

The LM393DGKR is a dual comparator. Equivalent products include:
1. TLV3701 (single comparator)
2. MCP6561 (single comparator)
3. LM393 (standard dual comparator)
4. LM339 (quad comparator)
5. LTC6752 (dual comparator with a wider supply range)
Ensure compatibility in terms of voltage, speed, and package type when selecting alternatives.