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LM193DR

Name: LM193DR
Rating: 4.7 (12 reviews)

IC DUAL DIFF COMPARATOR 8-SOIC

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製造商。部分 #LM193DR
包 SOIC (D)-8
資料表 LM193DR DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Differential
NumberofElements	2
OutputType	CMOS, MOS, Open-Drain, TTL
Voltage-SupplySingle/Dual(±)	2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max)	5mV @ 30V
Current-InputBias(Max)	0.1µA @ 5V
Current-Output(Typ)	20mA
Current-Quiescent(Max)	2.5mA
OperatingTemperature	-55°C ~ 125°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
MountingType	Surface Mount

概述

Description

The LM193DR is a precision dual comparator integrated circuit (IC) designed for various applications, including voltage level detection and signal conditioning. It operates over a wide supply voltage range of 2V to 36V and can handle input voltages that may exceed the supply voltage, making it versatile for different circuit configurations.
Featuring two independent comparators, the LM193DR provides a high-speed response with a propagation delay typically around 200 ns. It includes a low offset voltage, ensuring accurate comparisons between input signals. The IC is characterized by low power consumption, making it suitable for battery-operated devices.
The LM193DR is housed in an 8-pin surface mount package (SOIC), facilitating easy integration into compact circuit designs. Its applications span across automotive systems, industrial control, and consumer electronics, where precision and reliability are crucial. Overall, the LM193DR stands out for its robustness and adaptability in diverse electronic applications.

Features

The LM193DR is a dual comparator integrated circuit designed for various applications. Key features include:
1. Dual Comparator: Contains two independent, high-speed voltage comparators.
2. Wide Supply Voltage Range: Operates with supply voltages from 2V to 36V, or ±1V to ±18V.
3. Output Stage: Open-collector outputs allow for wired-AND configurations and easy interfacing with various logic levels.
4. High Speed: Offers a fast response time with a typical propagation delay of 300 ns.
5. Low Input Bias Current: Input bias current is typically around 25 nA, which is beneficial for battery-operated devices.
6. High Voltage Gain: Provides high voltage gain and good input offset voltage specifications.
7. Temperature Range: Designed to operate over a wide temperature range of -40°C to +125°C.
8. Applications: Suitable for zero-crossing detectors, voltage level detectors, and oscillators.
These features make the LM193DR versatile for many electronic applications requiring precise voltage comparison.

Package

The LM193DR is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package.

Pinout

The LM193DR is a dual comparator with a pin count of 8. It features open-collector outputs, allowing it to interface with various voltage levels and load types. The main functions of the LM193DR include comparing two input voltages and providing a digital output based on their relative magnitudes.
The pin configuration is as follows:
1. Offset Null: Used for offset adjustment.
2. Inverting Input (V–): Input for the signal to be compared against the reference voltage.
3. Non-Inverting Input (V+): Reference voltage input.
4. Output (OUT): Open-collector output to indicate the comparison result.
5. GND: Ground connection.
6. NC: Not connected.
7. V+: Positive supply voltage input (typically +15V).
8. V–: Negative supply voltage input (typically -15V).
The LM193DR operates over a wide voltage range and is suitable for various applications, including zero-crossing detectors, voltage level detectors, and signal conditioning.

Manufacturer

The LM193DR is manufactured by Texas Instruments, a well-known American technology company. Texas Instruments (TI) specializes in designing and producing semiconductors and various integrated circuits. Founded in 1930, TI is a major player in the electronics industry, particularly in analog and embedded processing technologies. The company serves a wide range of sectors, including automotive, industrial, communications, and personal electronics. The LM193DR itself is a precision voltage comparator, commonly used in applications requiring accurate voltage comparisons and signal processing. Texas Instruments is recognized for its innovation and extensive portfolio of products, including calculators and digital signal processors.

Application

The LM193DR is a dual high-speed comparator used in various applications, including precision signal processing, level shifting, and zero-crossing detection. It's commonly utilized in automotive systems, industrial automation, data acquisition, and consumer electronics for voltage comparison, temperature sensing, and analog-to-digital conversion. The LM193DR's low input offset voltage and high-speed performance make it suitable for fast response systems and precision instrumentation.

Equivalent

The LM193DR is a dual comparator. Equivalent products include:
1. LM2901 - Quad comparator
2. LM239 - Quad comparator
3. TLV3701 - Single comparator
4. LM311 - Single comparator with open-collector output
Make sure to check specific voltage, speed, and package requirements when selecting alternatives.