LM119W/883

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LM119W/883

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HIGH SPEED DUAL COMPARATOR 10-CF

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Spezifikationen

Attribut Wert
Part Status Active
Type General Purpose
Number of Elements 2
Output Type Open-Collector, DTL, RTL, TTL
Voltage - Supply, Single / Dual (±) 36V
Voltage - Input Offset (Max) 4mV @ ±15V
Current - Input Bias (Max) 0.5µA @ ±15V
Current - Quiescent (Max) 4.5mA, 11.5mA
Operating Temperature -55°C ~ 125°C
Package / Case 10-CFlatPack
Mounting Type Surface Mount
Supplier Device Package 10-CFP

Übersicht

Description

The LM119W/883 is a high-speed dual comparator designed for applications requiring fast response and precision. It is part of the LM119 series, offering military-grade specifications for enhanced reliability under extreme conditions, compliant with MIL-STD-883. The device is capable of operating over a wide range of supply voltages, typically from ±5V to ±15V, and features a low input offset voltage, high input impedance, and low output saturation voltage.
Key characteristics include a high slew rate and a fast response time, typically around 80 nanoseconds, making it suitable for high-frequency applications. The LM119W/883 also offers a wide common-mode input voltage range and a differential input voltage range that supports split supply operation. The device is often utilized in applications such as zero crossing detectors, pulse and square wave shaping, time delay generation, and voltage level detection.
Its robust performance under varying temperatures, from -55°C to +125°C, along with its radiation tolerance, makes it ideal for military, aerospace, and other high-reliability applications.

Equivalent

The LM119W/883 is a military-grade dual comparator. Equivalent products include the LT1013 from Analog Devices (formerly Linear Technology), the LM193 from Texas Instruments, and the UA119 from other manufacturers. Ensure compatibility by verifying specifications such as voltage range, temperature range, and package type. Always consult datasheets for detailed comparisons.

Features

The LM119W/883 is a high-speed dual comparator designed for applications requiring fast response times and precision. Key features include:
1. High Speed: The device can achieve response times of under 80 ns, making it suitable for high-frequency applications.
2. Wide Supply Voltage Range: It operates over a wide range of supply voltages, typically from ±5V to ±15V.
3. Dual Comparator: The LM119W/883 consists of two independent voltage comparators in a single package.
4. TTL Compatible Outputs: The outputs are compatible with TTL logic levels, facilitating easy integration with digital circuits.
5. Low Input Offset Voltage: It boasts a low input offset voltage, enhancing precision and accuracy.
6. Mil-Grade: The "883" designation indicates it is designed to meet military specifications for reliability and performance.
7. Temperature Range: It operates over a wide temperature range, typically from -55°C to +125°C, suitable for harsh environments.
8. Package Options: Available in metal can and other package options for flexibility in design.
These features make the LM119W/883 ideal for fast signal processing and precision comparison tasks in challenging environments.

Pinout

The LM119W/883 is a dual high-speed voltage comparator. It is typically housed in a 14-pin dual in-line package (DIP). Here is a brief overview of its pin functions:
1. V+ (Positive Supply Voltage): Provides the positive supply voltage to the device.
2. Output A: Output for comparator A.
3. Inverting Input A: Inverting input for comparator A.
4. Non-Inverting Input A: Non-inverting input for comparator A.
5. Ground (GND): Ground reference for the device.
6. Non-Inverting Input B: Non-inverting input for comparator B.
7. Inverting Input B: Inverting input for comparator B.
8. Output B: Output for comparator B.
9. V- (Negative Supply Voltage): Provides the negative supply voltage to the device.
Unused pins in some configurations may be connected internally or used for stabilization. The device is known for its fast response time and can operate over a wide range of supply voltages, making it suitable for high-speed and precision applications.

Manufacturer

The LM119W/883 is manufactured by Texas Instruments. Texas Instruments, commonly referred to as TI, is an American technology company headquartered in Dallas, Texas. It is known for designing and manufacturing semiconductors and various integrated circuits, which are used in electronic devices globally. TI is one of the largest producers of analog technology components, digital signal processors, and microcontrollers. The company also develops and manufactures education technology, such as graphing calculators. As a leader in the semiconductor industry, Texas Instruments plays a critical role in the production of components that are essential to modern electronics, serving industries like automotive, industrial, personal electronics, communications, and enterprise systems.

Application

The LM119W/883 is a high-speed dual comparator used in various applications requiring precise voltage comparison. Key application areas include:
1. Signal Processing: For converting analog signals to digital by comparing input voltages against a reference.
2. Oscillators: Used in waveform generation and frequency synthesis.
3. Voltage Detection: For monitoring power supply voltages and generating alerts for undervoltage conditions.
4. Zero-Crossing Detectors: Essential in phase-locked loops and motor control.
5. Pulse Width Modulation (PWM): Used for controlling power delivery in motor drives and power supplies.
6. Timing Circuits: Part of high-speed timing applications, ensuring accurate delay generation.
These capabilities make it suitable for aerospace, military, and industrial applications requiring robust performance.

Package

The LM119W/883 is a dual comparator integrated circuit typically available in a ceramic Dual In-line Package (DIP) or a ceramic Flatpack. The "/883" designation indicates it meets MIL-STD-883 standards for military and aerospace applications, ensuring high reliability and durability. The specific package type can vary slightly depending on the manufacturer, so it's best to consult the datasheet for precise details.

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