LM193J/883

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LM193J/883

+БОМ

LOW POWER LOW OFFSET VOLTAGE DUA

  • ПроизводительТехасские инструменты

  • Мфр. Часть #LM193J/883

  • В наличии4488

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Part Status Active
Type General Purpose
Number of Elements 2
Output Type Open-Collector, Rail-to-Rail
Voltage - Supply, Single / Dual (±) 2V ~ 36V, ±1V ~ 18V
Voltage - Input Offset (Max) 2mV @ 5V
Current - Input Bias (Max) 1000pA @ 5V
Current - Output (Typ) 6mA
Current - Quiescent (Max) 2.5mA
CMRR, PSRR (Typ) 60dB CMRR, 60dB PSRR
Propagation Delay (Max) 700ns (Typ)
Operating Temperature -55°C ~ 125°C
Package / Case 8-CDIP (0.300", 7.62mm)
Mounting Type Through Hole
Supplier Device Package 8-CDIP
Base Product Number LM193

Обзор

Description

The LM193J/883 is a high-reliability, dual voltage comparator designed to operate over a wide range of power supply voltages. It is commonly used in military and aerospace applications due to its adherence to the MIL-STD-883 standards, which ensure robustness and reliability under extreme conditions. The device features low power consumption and can operate with single or dual power supplies, making it versatile for various circuit designs.
Key characteristics include a wide input voltage range and low input offset voltage. The comparator provides fast response times, making it suitable for timing and oscillator circuits. It also has a low output saturation voltage, which allows it to interface efficiently with TTL logic levels.
The LM193J/883's robust design ensures stable operation across a wide temperature range, typically from -55°C to 125°C. This makes it ideal for critical applications where precision and reliability are paramount. The device is encapsulated in a metal can package, further enhancing its durability in demanding environments.

Equivalent

The LM193J/883 is a dual voltage comparator. Equivalent products include the LM193 series from other manufacturers, such as the LM193, LM293, and LM393 or their military-grade versions like LM193J and LM193J/883B. Alternative high-reliability equivalents might include products from manufacturers like Analog Devices (e.g., AD790) or Texas Instruments (e.g., LM193-N series). Always verify the specifications and temperature ratings to ensure compatibility for your specific application.

Features

The LM193J/883 is a dual voltage comparator designed for use in aerospace and military applications, characterized by its robustness and reliability. Key features include:
1. Wide Supply Voltage Range: It operates from a single supply voltage as low as 2V or dual supplies up to ±18V, providing flexibility for various applications.

2. Low Input Offset Voltage: Ensures accurate voltage comparison with minimal error.
3. Wide Input Common-Mode Voltage Range: Allows inputs to exceed the negative supply, making it suitable for ground-sensing applications.
4. Low Output Saturation Voltage: Enhances drive capability with minimal power loss.
5. High Input Impedance: Minimizes loading on the source, maintaining signal integrity.
6. Fast Response Time: Facilitates quick decision-making in real-time applications.
7. MIL-STD-883 Compliance: Ensures high reliability and performance under extreme environmental conditions, ideal for military and aerospace use.
8. Temperature Range: Qualified for operation across a wide temperature range, ensuring consistent performance in harsh conditions.
These features make the LM193J/883 a versatile and reliable choice for demanding applications requiring precise voltage comparison.

Pinout

The LM193J/883 is a dual differential comparator integrated circuit. It typically comes in a dual in-line package (DIP) with 8 pins. Here’s a concise description of the pin functions:
1. Pin 1 (Output A): Output for Comparator A.
2. Pin 2 (Input A-): Inverting input for Comparator A.
3. Pin 3 (Input A+): Non-inverting input for Comparator A.
4. Pin 4 (GND): Ground connection.
5. Pin 5 (Input B+): Non-inverting input for Comparator B.
6. Pin 6 (Input B-): Inverting input for Comparator B.
7. Pin 7 (Output B): Output for Comparator B.
8. Pin 8 (Vcc): Positive power supply.
The LM193J/883 is used to compare two voltages at its inputs and outputs a signal based on the comparison, suitable for precision voltage level detection and other applications requiring a robust comparator.

Manufacturer

The LM193J/883 is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world, with a focus on developing analog chips and embedded processors, which are used in a wide range of electronic devices. TI is well-known for its innovation in the semiconductor industry, and its products are used in applications spanning consumer electronics, automotive systems, industrial machinery, and communications equipment.

Application

The LM193J/883 is a precision dual voltage comparator commonly used in military, aerospace, and high-reliability industrial applications due to its wide temperature range and ruggedness. Its application areas include signal processing, zero-crossing detectors, voltage monitoring systems, and level shifters. It is also utilized in precision voltage detection and control, such as in battery-operated systems and power management circuits, due to its low input offset voltage and low power consumption. Additionally, it is employed in analog-to-digital converter circuits and oscillators where precise voltage comparison is critical. Its reliability and precision make it suitable for critical applications requiring stringent performance standards.

Package

The LM193J/883 is a dual voltage comparator integrated circuit, typically housed in a ceramic dual in-line package (CDIP) to meet military-grade specifications. The "/883" suffix indicates it meets the MIL-STD-883 standard for high-reliability applications.

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