AD8582AR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics: High precision, low noise, rail-to-rail output, low power consumption
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Dual Precision Rail-to-Rail Output Operational Amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: ±1.8V to ±5.5V
• Input Offset Voltage: ±0.5mV maximum
• Input Bias Current: ±1nA maximum
• Gain Bandwidth Product: 3MHz typical
• Slew Rate: 1.6V/µs typical
• Quiescent Current: 500µA maximum per amplifier
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The AD8582AR has the following pin configuration:

```

---

| | --| V- OUT+ |-- --| V+ OUT- |-- --| IN- NC |-- --| IN+ GND |-- --| NC VCC |-- --| NC NC |-- --| NC NC |-- |___________| ```

Functional Features

• Dual operational amplifiers in a single package
• Rail-to-rail output swing capability
• Low input offset voltage and bias current
• Wide supply voltage range for flexibility
• Low quiescent current for power efficiency
• High gain bandwidth product for accurate signal amplification
• Fast slew rate for rapid signal response

Advantages and Disadvantages

Advantages: - High precision amplification - Low noise performance - Versatile supply voltage range - Suitable for low power applications - Wide operating temperature range

Disadvantages: - Limited number of pins for additional functionality - Not suitable for high-frequency applications

Working Principles

The AD8582AR is an operational amplifier designed to amplify small input signals with high precision. It operates on a wide supply voltage range, allowing it to be used in various applications. The rail-to-rail output swing capability ensures that the amplified signal can reach the full voltage range of the power supply.

The low input offset voltage and bias current minimize errors in amplification, resulting in accurate signal reproduction. The low quiescent current ensures efficient power consumption, making it suitable for battery-powered devices.

Detailed Application Field Plans

The AD8582AR is commonly used in the following application fields:

1. Sensor Signal Conditioning: Amplifying and conditioning signals from sensors such as temperature, pressure, or light sensors.
2. Audio Amplification: Amplifying audio signals in portable audio devices, headphones, and audio systems.
3. Industrial Control Systems: Signal amplification and processing in industrial control systems, including motor control and process monitoring.
4. Medical Instrumentation: Precise signal amplification in medical devices such as patient monitors and diagnostic equipment.
5. Test and Measurement Equipment: Accurate signal amplification in oscilloscopes, data acquisition systems, and other test equipment.

Detailed and Complete Alternative Models

1. AD8581AR: Single Precision Rail-to-Rail Output Operational Amplifier
2. AD8584AR: Quad Precision Rail-to-Rail Output Operational Amplifier
3. AD8586AR: Hex Precision Rail-to-Rail Output Operational Amplifier
4. AD8589AR: Octal Precision Rail-to-Rail Output Operational Amplifier

These alternative models offer similar functionality but with varying numbers of amplifiers in a single package.

In conclusion, the AD8582AR is a dual precision operational amplifier with rail-to-rail output swing capability. It offers high precision, low noise, and low power consumption, making it suitable for a wide range of applications. Its versatile supply voltage range and wide operating temperature range further enhance its usability.