LM393LVDR

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LM393LVDR

IC COMPARATOR 2 GEN PUR 8SOIC

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Thông số kỹ thuật

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

Tổng quan

Description

The LM393LVDR is a dual comparator integrated circuit designed for low-voltage applications. It features two independent, high-speed voltage comparators that can operate with a power supply ranging from 2V to 5.5V, making it suitable for battery-powered devices. This IC is known for its fast response time, typically less than 1 microsecond, and low power consumption, which is crucial for energy-efficient designs.
The LM393LVDR can compare two input voltages and output a digital signal indicating which input is higher. It has a differential input voltage range that allows for precise control and monitoring in various applications, including automotive, consumer electronics, and industrial controls. The package type (SOP-8) makes it easy to integrate into compact designs.
Overall, the LM393LVDR is valuable for applications involving signal conditioning, level detection, and simple analog-to-digital conversions, providing a reliable solution for engineers and designers.

Features

The LM393LVDR is a dual comparator integrated circuit featuring low voltage operation, making it suitable for battery-operated devices. Key features include:
1. Dual Comparator: Contains two independent, high-speed comparators that can operate from a single supply voltage as low as 2V and up to 36V.
2. Low Input Voltage Range: Ideal for low-voltage applications, with a typical input voltage range from 0 to 36V.
3. Open-Collector Output: Allows for easy interfacing with various logic levels and supports wired-AND configuration.
4. Fast Response Time: Offers a typical propagation delay of 200 ns, enabling quick signal processing.
5. Low Power Consumption: Consumes minimal power, suitable for energy-efficient designs.
6. Wide Temperature Range: Operates effectively in temperatures from -40°C to +125°C.
7. Compact Packaging: Available in an 8-pin SOIC package, facilitating space-saving designs.
These features make the LM393LVDR ideal for applications such as voltage level detection, signal conditioning, and time delay circuits.

Package

The LM393LVDR is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) form factor.

Pinout

The LM393LVDR is a low-voltage, dual comparator IC with a total of 8 pins. Here are the pin functions:
1. Pin 1 (Inverting Input 1): Negative input for comparator 1.
2. Pin 2 (Non-Inverting Input 1): Positive input for comparator 1.
3. Pin 3 (Output 1): Output for comparator 1.
4. Pin 4 (Ground): Common ground for the IC.
5. Pin 5 (Non-Inverting Input 2): Positive input for comparator 2.
6. Pin 6 (Inverting Input 2): Negative input for comparator 2.
7. Pin 7 (Output 2): Output for comparator 2.
8. Pin 8 (Vcc): Supply voltage pin.
The LM393LVDR is designed for low voltage operation and can be used in various applications such as voltage level detection, signal conditioning, and window comparators.

Manufacturer

The LM393LVDR is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits. The company is well-known for its innovations in analog and mixed-signal processing, digital signal processing (DSP), and embedded systems. TI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics, providing solutions that enhance performance and efficiency in electronic devices. The LM393LVDR itself is a dual comparator that is commonly used in various applications such as signal conditioning, level shifting, and voltage monitoring.

Application

The LM393LVDR is a dual comparator used in various applications, including voltage level detection, signal conditioning, and waveform shaping. It's commonly employed in automotive systems for battery monitoring, in industrial automation for process control, and in consumer electronics for temperature sensing and alarm systems. Its low voltage operation makes it suitable for battery-powered devices and portable applications.

Equivalent

Equivalent products to the LM393LVDR include the LM393, LM358, and TLV3701. Other similar options are the MCP602 and the LMV7219. These alternatives may vary in specifications such as supply voltage, output type, and speed, so it's essential to check datasheets for compatibility in your specific application.

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