LM193DR

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LM193DR

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IC DUAL DIFF COMPARATOR 8-SOIC

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Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Type Differential
Number of Elements 2
Output Type CMOS, MOS, Open-Drain, TTL
Voltage - Supply, Single/Dual (±) 2V ~ 36V, ±1V ~ 18V
Voltage - Input Offset (Max) 5mV @ 30V
Current - Input Bias(Max) 0.1µA @ 5V
Current - Output (Typ) 20mA
Current - Quiescent (Max) 2.5mA
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount

Übersicht

Description

The LM193DR is a dual voltage comparator integrated circuit designed for applications requiring precise voltage comparisons. It is part of the LM193 series, which is known for its ability to operate over a wide range of power supply voltages, from 2V to 36V, and can function with single or dual supplies. The device features two independent voltage comparators that can be used to compare voltage levels at their inputs.
Key characteristics of the LM193DR include low input offset voltage, low power consumption, and high gain. The device is designed to operate in environments with different temperature ranges, making it suitable for industrial and commercial applications. The LM193DR comes in a SOIC-8 package, which provides ease of use on printed circuit boards.
Applications for the LM193DR include zero-crossing detectors, voltage level shifters, and simple analog-to-digital converters. Its robust performance and reliability make it an ideal choice for precision voltage comparison tasks in various electronic circuits.

Equivalent

The LM193DR is a dual voltage comparator. Equivalent products include:
1. LM393 (standard and various package options)
2. UA393 (Texas Instruments)
3. LM2903 (wide temperature range)
4. LM193 (standard package)
5. NCS393 (ON Semiconductor)
6. MC393 (ON Semiconductor)
7. TLV1702 (Texas Instruments, lower power)
When selecting equivalents, ensure compatibility in terms of electrical characteristics and package type.

Features

The LM193DR is a dual comparator integrated circuit known for its versatility and reliability in electronic applications. Key features include:
1. Dual Comparators: It includes two independent voltage comparators.
2. Wide Supply Voltage Range: Operates from a single 2V to 36V power supply or dual supplies ranging from ±1V to ±18V.
3. Low Input Offset Voltage: Typically around 2mV, ensuring high precision.
4. Low Input Bias Current: Approximately 25nA, suitable for high-impedance applications.
5. Low Output Saturation Voltage: Around 250mV at 4mA, ensuring efficient performance.
6. High Speed: Fast response time with a typical propagation delay of 300ns.
7. Open Collector Output: Allows for wired ANDing of outputs.
8. Wide Temperature Range: Functional across -55°C to 125°C.
9. Package Type: Available in an SOIC-8 package.
These features make the LM193DR ideal for various applications, including level detection, signal conditioning, and pulse-width modulation circuits.

Pinout

The LM193DR is a dual voltage comparator integrated circuit. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a brief overview of its pin functions:
1. V+ (Pin 8): Positive power supply voltage.
2. GND (Pin 4): Ground or negative power supply voltage.
3. OUT A (Pin 1): Output for comparator A.
4. IN- A (Pin 2): Inverting input for comparator A.
5. IN+ A (Pin 3): Non-inverting input for comparator A.
6. OUT B (Pin 7): Output for comparator B.
7. IN- B (Pin 6): Inverting input for comparator B.
8. IN+ B (Pin 5): Non-inverting input for comparator B.
The LM193DR is used in applications where two independent voltage comparisons are needed. Each comparator compares the voltage levels at its inputs and produces a digital output. The outputs are typically open-collector, allowing for wired-AND configurations with pull-up resistors.

Manufacturer

The LM193DR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. They are known for their innovation in electronics and technology, catering to various industries such as automotive, industrial, personal electronics, and communications. TI specializes in analog chips, digital signal processors, and microcontrollers, among other semiconductor products.

Application

The LM193DR is a precision voltage comparator commonly used in various electronic applications. Its primary application areas include:
1. Voltage Level Detection: It detects when a signal crosses a predefined threshold, useful in power management systems.
2. Oscillator Circuits: Utilized in generating square waves for clock and timing circuits.
3. Zero-Crossing Detectors: Employed in AC signal processing to identify when the waveform crosses zero voltage.
4. Signal Conditioning: Enhances signal integrity in analog-to-digital conversion.
5. Analog-to-Digital Conversion (ADC) Systems: Improves the performance of ADC by conditioning the input signals.
These features make the LM193DR suitable for use in consumer electronics, industrial control systems, and automotive applications.

Package

The LM193DR is a dual voltage comparator IC packaged in a SOIC-8 (Small Outline Integrated Circuit) form factor. This package is surface-mounted and typically used in electronic applications requiring dual comparators with compact space requirements.

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