LM224J

Product Overview

Category: Integrated Circuit (IC)

Use: LM224J is a quad operational amplifier that is widely used in various electronic circuits. It is designed to perform mathematical operations such as amplification, filtering, and signal conditioning.

Characteristics: - Low power consumption - High gain bandwidth product - Wide supply voltage range - Rail-to-rail output swing capability

Package: LM224J is available in a 14-pin DIP (Dual Inline Package) format.

Essence: The essence of LM224J lies in its ability to provide multiple operational amplifiers in a single package, making it a cost-effective solution for applications requiring multiple amplifiers.

Packaging/Quantity: LM224J is typically sold in reels or tubes containing a quantity of 50 units per package.

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)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

LM224J follows the standard pin configuration for quad operational amplifiers:

```

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| | --| V+ Vcc |-- (Pin 1) Positive Power Supply --| IN1 OUT1|-- (Pin 2) Inverting Input 1 / Output 1 --| IN2 OUT2|-- (Pin 3) Inverting Input 2 / Output 2 --| IN3 OUT3|-- (Pin 4) Inverting Input 3 / Output 3 --| IN4 OUT4|-- (Pin 5) Inverting Input 4 / Output 4 --| V- Vee |-- (Pin 6) Negative Power Supply --| NC NC |-- (Pins 7, 8) No Connection --| NC NC |-- (Pins 9, 10) No Connection --| NC NC |-- (Pins 11, 12) No Connection --| NC NC |-- (Pins 13, 14) No Connection |___________| ```

Functional Features

1. Multiple Amplifiers: LM224J integrates four operational amplifiers in a single package, allowing for compact circuit designs.
2. Low Power Consumption: It operates at low power levels, making it suitable for battery-powered applications.
3. Wide Supply Voltage Range: LM224J can operate from ±2V to ±18V, providing flexibility in various voltage supply scenarios.
4. Rail-to-Rail Output Swing Capability: The output voltage swing of LM224J covers the entire supply voltage range, enabling maximum utilization of the available dynamic range.

Advantages and Disadvantages

Advantages: - Cost-effective solution due to multiple amplifiers in one package - Low power consumption extends battery life - Wide supply voltage range allows for versatile applications - Rail-to-rail output swing capability ensures accurate signal processing

Disadvantages: - Limited gain bandwidth product compared to specialized amplifiers - Higher input offset voltage compared to precision amplifiers

Working Principles

LM224J is based on the operational amplifier (op-amp) architecture. It utilizes differential amplification to amplify the voltage difference between its inverting and non-inverting inputs. The amplified output is then fed back to the inverting input through a feedback network, which determines the overall gain and functionality of the circuit.

Detailed Application Field Plans

LM224J finds applications in various fields, including: 1. Audio Amplification: LM224J can be used to amplify audio signals in audio systems and amplifiers. 2. Signal Conditioning: It is employed for signal conditioning tasks such as filtering, amplification, and impedance matching. 3. Instrumentation: LM224J is utilized in instrumentation circuits for accurate measurement and control of physical quantities. 4. Industrial Automation: It plays a crucial role in industrial automation systems for signal processing and control.

Detailed and Complete Alternative Models

Some alternative models to LM224J include: - LM324 - LM358 - TL074 - TL084

These alternatives offer similar functionality and are compatible with LM224J in many applications.

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