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LM1458N/NOPB
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LM1458N/NOPB

Product Overview

Category: Integrated Circuit
Use: Operational Amplifier
Characteristics: Dual operational amplifier, high gain, wide bandwidth, low input offset voltage
Package: 8-pin DIP (Dual Inline Package)
Essence: High-performance operational amplifier
Packaging/Quantity: Tube/50 units

Specifications

  • Supply Voltage: ±22V
  • Input Offset Voltage: 2mV
  • Input Bias Current: 30nA
  • Input Offset Current: 3nA
  • Common Mode Rejection Ratio: 70dB
  • Gain Bandwidth Product: 1MHz
  • Slew Rate: 0.5V/µs
  • Operating Temperature Range: 0°C to 70°C

Detailed Pin Configuration

  1. Offset Null 1
  2. Inverting Input 1
  3. Non-inverting Input 1
  4. V-
  5. Non-inverting Input 2
  6. Inverting Input 2
  7. Offset Null 2
  8. V+

Functional Features

  • Dual operational amplifier in a single package
  • Wide bandwidth and high gain
  • Low input offset voltage for precision applications
  • Suitable for audio and signal processing applications

Advantages and Disadvantages

Advantages: - Dual op-amp configuration saves board space - High gain and wide bandwidth for versatile applications - Low input offset voltage ensures accuracy in signal processing

Disadvantages: - Limited slew rate compared to some newer models - Relatively lower common mode rejection ratio

Working Principles

LM1458N/NOPB is designed to amplify differential input signals and provide high gain with low input offset voltage. It operates based on the principles of operational amplifiers, utilizing feedback to control the output in relation to the input.

Detailed Application Field Plans

This operational amplifier is commonly used in audio amplifiers, active filters, instrumentation amplifiers, and signal conditioning circuits. Its high gain and low input offset voltage make it suitable for precision applications where accurate signal processing is essential.

Detailed and Complete Alternative Models

  • LM358: A similar dual operational amplifier with lower power consumption
  • LM324: Quad operational amplifier offering multiple channels in a single package
  • TL072: Dual JFET-input operational amplifier with higher slew rate

LM1458N/NOPB provides a high-performance solution for various signal processing and amplification needs, particularly in applications requiring dual operational amplifiers with precise characteristics.

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기술 솔루션에 LM1458N/NOPB 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the LM1458N/NOPB used for?

    • The LM1458N/NOPB is a dual operational amplifier commonly used in audio and general-purpose applications.

  2. What are the key features of the LM1458N/NOPB?

    • The LM1458N/NOPB features low input offset voltage, low input bias current, and high open-loop gain, making it suitable for precision applications.

  3. What is the recommended operating voltage range for the LM1458N/NOPB?

    • The LM1458N/NOPB operates within a recommended voltage range of ±3V to ±18V.

  4. Can the LM1458N/NOPB be used in single-supply applications?

    • Yes, the LM1458N/NOPB can be used in single-supply applications with proper biasing.

  5. What are some typical applications of the LM1458N/NOPB?

    • Typical applications include active filters, integrators, oscillators, and audio amplifiers.

  6. Does the LM1458N/NOPB require external compensation?

    • No, the LM1458N/NOPB is internally compensated for stable operation.

  7. What is the temperature range for the LM1458N/NOPB?

    • The LM1458N/NOPB is designed to operate over a temperature range of -40°C to 105°C.

  8. Is the LM1458N/NOPB available in different package types?

    • Yes, the LM1458N/NOPB is available in various package types including PDIP, SOIC, and TSSOP.

  9. What is the maximum output current of the LM1458N/NOPB?

    • The LM1458N/NOPB can deliver a maximum output current of ±20mA.

  10. Are there any special considerations for PCB layout when using the LM1458N/NOPB?

    • It is important to minimize stray capacitance and ensure proper grounding for optimal performance when designing the PCB layout for the LM1458N/NOPB.