Overview
The AD823AR-REEL, produced by Analog Devices Inc., is a dual precision operational amplifier (op amp) known for its high performance and versatility. This device is part of the AD823 series and is packaged in an 8-lead SOIC format. It is designed to operate from a single supply of 3.0 V to 36 V or from dual supplies of ±1.5 V to ±18 V, making it suitable for a wide range of applications. The AD823AR-REEL features high impedance FET inputs, low input bias currents, and a high bandwidth, making it ideal for precision analog circuits.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Supply Voltage | 3.0 | - | 36 | V |
| Dual Supply Voltage | ±1.5 | - | ±18 | V |
| Quiescent Current | - | 2.6 | 5.6 | mA |
| Input Bias Current | - | - | 25 | pA |
| Offset Voltage | - | - | 800 | µV |
| Offset Voltage Drift | - | - | 2 | µV/°C |
| -3 dB Bandwidth | 12 | 15 | - | MHz |
| Slew Rate | 13 | 20 | - | V/µs |
| Output Current | - | - | 15 | mA |
| Capacitive Load Drive | - | - | 500 | pF |
| Power Supply Rejection Ratio | 70 | 80 | - | dB |
Key Features
- High impedance FET input stage with low input bias currents (<25 pA) and low input voltage noise.
- High bandwidth of 16 MHz and a slew rate of 22 V/µs.
- Rail-to-rail output, making it suitable for single-supply systems.
- Ability to drive up to 500 pF of direct capacitive load and provide an output current of 15 mA.
- Low supply current of 2.6 mA per amplifier.
- Wide operating supply voltage range from 3.0 V to 36 V or ±1.5 V to ±18 V.
- High power supply rejection ratio (PSRR) of 70 dB to 80 dB.
Applications
The AD823AR-REEL is versatile and can be used in various applications, including:
- A/D drivers: It can drive both the analog input and reference input of analog-to-digital converters (ADCs) in single-supply systems.
- Precision analog circuits: Its high impedance FET inputs and low noise make it suitable for precision amplification tasks.
- Audio and video circuits: The high bandwidth and low distortion characteristics make it ideal for audio and video signal processing.
- Medical devices: It can be used in medical equipment due to its precision and low noise characteristics.
Q & A
- What is the operating supply voltage range of the AD823AR-REEL? The AD823AR-REEL can operate from a single supply of 3.0 V to 36 V or from dual supplies of ±1.5 V to ±18 V.
- What is the input bias current of the AD823AR-REEL? The input bias current is below 25 pA.
- What is the -3 dB bandwidth of the AD823AR-REEL? The -3 dB bandwidth is 12 MHz to 15 MHz.
- What is the slew rate of the AD823AR-REEL? The slew rate is 13 V/µs to 20 V/µs.
- Can the AD823AR-REEL drive capacitive loads? Yes, it can drive up to 500 pF of direct capacitive load.
- What is the output current capability of the AD823AR-REEL? The output current is up to 15 mA.
- Is the AD823AR-REEL suitable for single-supply systems? Yes, it has rail-to-rail output, making it suitable for single-supply systems.
- What is the power supply rejection ratio (PSRR) of the AD823AR-REEL? The PSRR is 70 dB to 80 dB.
- What are some common applications of the AD823AR-REEL? Common applications include A/D drivers, precision analog circuits, audio and video circuits, and medical devices.
- What package type is the AD823AR-REEL available in? The AD823AR-REEL is available in an 8-lead SOIC package.
