LM224M

Product Overview

Category: Integrated Circuit (IC)

Use: LM224M is a quad operational amplifier designed for general-purpose applications. It is commonly used in audio amplifiers, voltage followers, and signal conditioning circuits.

Characteristics: - Low input offset voltage - Low input bias current - High gain bandwidth product - Wide supply voltage range - Rail-to-rail output swing capability

Package: LM224M is available in a small outline package (SOIC) with 14 pins.

Essence: The essence of LM224M lies in its ability to amplify and process analog signals accurately and efficiently.

Packaging/Quantity: LM224M is typically sold in reels or tubes containing multiple units. The exact quantity depends on the manufacturer's packaging specifications.

Specifications

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

Pin Configuration

The LM224M IC has 14 pins arranged as follows:

___________ VCC --| |-- OUT1 IN1 --| |-- IN2 IN3 --| |-- OUT2 IN4 --| |-- VEE OUT4 --| |-- IN5 IN6 --| |-- OUT3 IN7 --| |-- IN8 OUT8 --| |-- IN9 IN10 --| |-- OUT7 OUT10 --| |-- IN11 IN12 --| |-- OUT6 IN13 --| |-- IN14 OUT14 --|___________|-- VCC+

Functional Features

• Low input offset voltage ensures accurate signal amplification.
• Rail-to-rail output swing capability allows the amplifier to operate with a wide range of input and output voltages.
• High gain bandwidth product enables the amplifier to handle high-frequency signals.
• Wide supply voltage range provides flexibility in various applications.

Advantages and Disadvantages

Advantages: - Accurate amplification of analog signals - Versatile usage in different applications - Wide supply voltage range for flexibility - Rail-to-rail output swing capability

Disadvantages: - Limited output current capacity - Relatively low slew rate compared to specialized amplifiers

Working Principles

LM224M operates based on the principles of operational amplifiers. It amplifies the difference between its two input terminals, producing an output voltage proportional to this difference. The amplifier's internal circuitry ensures stability, accuracy, and reliable performance.

Detailed Application Field Plans

LM224M finds application in various fields, including: 1. Audio Amplifiers: LM224M can be used to amplify audio signals in audio systems, such as speakers and headphones. 2. Voltage Followers: It can serve as a voltage follower to buffer and isolate signals between different stages of a circuit. 3. Signal Conditioning: LM224M is suitable for conditioning analog signals before further processing or measurement.

Detailed and Complete Alternative Models

Some alternative models to LM224M include: - LM324: Similar quad operational amplifier with slightly different specifications. - LM358: Dual operational amplifier with lower power consumption. - TL074: Quad operational amplifier with higher slew rate and wider temperature range.

These alternatives offer similar functionality and can be considered depending on specific requirements.

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