LM393LVDR

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LM393LVDR

+BOM

IC COMPARATOR 2 GEN PUR 8SOIC

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #LM393LVDR

  • 재고3299

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Part Status Active
Type General Purpose
Number of Elements 2
Output Type Open-Drain
Voltage - Supply, Single / Dual (±) 1.65V ~ 5.5V
Voltage - Input Offset (Max) 2mV @ 5V
Current - Input Bias (Max) 5pA @ 5V
Current - Output (Typ) 100mA @ 5V
Current - Quiescent (Max) 35µA
CMRR, PSRR (Typ) 65dB, 80dB PSRR
Propagation Delay (Max) 600ns
Operating Temperature -40°C ~ 125°C
Package / Case 8-SOIC (0.154", 3.90mm Width)
Mounting Type Surface Mount
Supplier Device Package 8-SOIC
Base Product Number LM393

개요

Description

The LM393LVDR is a low-voltage, dual comparator integrated circuit designed for use in various electronic applications requiring precise voltage comparison. This device features two independent voltage comparators capable of operating from a single power supply, with a wide range of operating voltage from 2.0V to 5.5V, making it suitable for battery-powered and low-voltage systems.
The LM393LVDR offers low input offset voltage and low input bias current, ensuring accurate voltage level detection. It also includes an open-drain output, allowing for easy interfacing with various logic levels and enabling wired-AND configurations. The device is known for its low power consumption, making it particularly useful in power-sensitive applications.
Housed in a small package, the LM393LVDR is versatile and can be used in applications such as zero-crossing detectors, voltage-level translators, and window comparators. Its reliability and efficiency make it a popular choice for engineers and designers working on compact and energy-efficient electronic systems.

Equivalent

The LM393LVDR is a low-voltage, dual comparator. Equivalent products include the TI LM393LV, ON Semiconductor's LM393LV, STMicroelectronics' TS393LV, and NXP's LM393LV. These parts have similar functionalities and specifications like low-voltage operation and dual comparator features, making them suitable replacements in most applications. Always verify pin compatibility and electrical characteristics with the specific datasheets before substituting.

Features

The LM393LVDR is a low-voltage comparator with the following features:
1. Low Voltage Operation: It operates efficiently with a supply voltage range from 1.8V to 5.5V, making it suitable for battery-powered applications.
2. Low Offset Voltage: It has a low input offset voltage, which ensures precise comparison between input signals.
3. Open-Collector Output: The device features an open-collector output, allowing it to interface with various logic levels and enabling wired-AND configurations.
4. Low Supply Current: It is designed with low power consumption in mind, making it ideal for power-sensitive applications.
5. Wide Temperature Range: It operates over a wide temperature range, ensuring reliable performance in various environmental conditions.
6. Rail-to-Rail Input: The inputs can go up to the supply voltage, facilitating full-range input operation.
7. Package Options: It is available in different package types, providing flexibility for various design requirements.
These features make the LM393LVDR suitable for a variety of applications, including portable electronics, consumer devices, and industrial systems.

Pinout

The LM393LVDR is a low-voltage, dual, differential comparator. It is typically housed in an 8-pin package. Here is a brief overview of its pin configuration and functions:
1. VCC (Pin 8): Power supply voltage.
2. GND (Pin 4): Ground.
3. IN+ (Pins 3 and 5): Non-inverting inputs for the two comparators.
4. IN- (Pins 2 and 6): Inverting inputs for the two comparators.
5. OUT (Pins 1 and 7): Outputs for the two comparators.
The LM393LVDR is designed for low-voltage applications, making it suitable for battery-operated devices. Its primary function is to compare two voltages at its input terminals and output a digital signal based on the comparison, enabling it to be used in applications like zero-crossing detectors, voltage level detectors, and simple analog-to-digital converters.

Manufacturer

The LM393LVDR is manufactured by Texas Instruments, an American technology company. Texas Instruments (TI) is well-regarded for designing and manufacturing semiconductors and integrated circuits, which are used in electronic devices globally. The company’s product portfolio spans analog electronics, embedded processors, and digital light processing solutions, serving industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in the semiconductor industry, consistently working to develop efficient and reliable electronic components.

Application

The LM393LVDR is a low-voltage, low-power dual comparator used in various applications. Its key application areas include:
1. Voltage Level Detection: It monitors and compares voltage levels for battery-operated devices.
2. Analog Signal Processing: Used in signal conditioning circuits to interpret analog inputs.
3. Zero-Crossing Detectors: Facilitates detection of zero-crossing in AC signals.
4. Oscillators: Utilized in generating square wave signals.
5. Pulse Width Modulation (PWM) Control: Used in motor speed control and light dimming.
6. Over/Under Voltage Protection: Provides protection in power supply circuits by monitoring voltage levels.
Its low-voltage and power consumption make it ideal for portable and energy-efficient devices.

Package

The LM393LVDR is a dual low-voltage comparator from Texas Instruments, typically packaged in an 8-pin SOIC (Small Outline Integrated Circuit) or VSSOP (Very Thin Shrink Small Outline Package). The "DR" suffix indicates the SOIC package type, which is commonly used for surface-mount technology applications.