LM1458M

Product Overview

Category: Integrated Circuit (IC)

Use: LM1458M is a dual operational amplifier that is widely used in various electronic circuits for amplification and signal processing purposes.

Characteristics: - High gain - Low input offset voltage - Wide bandwidth - Low power consumption

Package: LM1458M is available in a small outline package (SOP) with eight pins.

Essence: The essence of LM1458M lies in its ability to amplify and process electrical signals accurately and efficiently.

Packaging/Quantity: LM1458M is typically sold in reels or tubes, with each reel containing a specific quantity of ICs.

Specifications

• Supply Voltage Range: ±3V to ±18V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 20nA (maximum)
• Input Offset Current: 5nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.5V/µs (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

LM1458M has a total of eight pins, which are labeled as follows:

1. Non-Inverting Input (Op-Amp 1)
2. Inverting Input (Op-Amp 1)
3. Output (Op-Amp 1)
4. VCC+
5. Non-Inverting Input (Op-Amp 2)
6. Inverting Input (Op-Amp 2)
7. Output (Op-Amp 2)
8. VCC-

Functional Features

• Dual operational amplifier in a single package
• High voltage gain for accurate signal amplification
• Low input offset voltage for precise signal processing
• Wide bandwidth allows for efficient handling of various frequencies
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages: - High gain ensures accurate amplification of signals - Low input offset voltage minimizes errors in signal processing - Wide bandwidth enables handling of a wide range of frequencies - Low power consumption results in energy efficiency

Disadvantages: - Limited slew rate may affect the amplifier's ability to respond quickly to rapid changes in input signals - Single supply voltage limits the operational range

Working Principles

LM1458M operates based on the principles of operational amplifiers. It amplifies the difference between the voltages applied to its inputs, producing an output voltage that is proportional to this difference. The internal circuitry of LM1458M allows it to achieve high gain and accurately process signals.

Detailed Application Field Plans

LM1458M finds applications in various fields, including: 1. Audio amplification circuits 2. Signal conditioning circuits 3. Active filters 4. Instrumentation amplifiers 5. Voltage regulators 6. Oscillators 7. Data acquisition systems

Alternative Models

Some alternative models to LM1458M include: - LM358 - TL072 - NE5532 - OP07

These models offer similar functionality and can be used as substitutes for LM1458M in many applications.

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