Overview
The AD823ARZ-RL is a dual operational amplifier produced by Analog Devices Inc. It is characterized by its high-speed, rail-to-rail FET input, and low power operation, making it suitable for a variety of applications. The AD823 features a 16 MHz bandwidth and a high slew rate, which are essential for high-frequency signal processing and low distortion performance. This amplifier is fabricated using Analog Devices' proprietary complementary bipolar (CB) process, incorporating PNP and NPN transistors and N-Channel JFETs, which enable high frequency and low distortion operation.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Bandwidth (−3 dB), G = +1 | 12 | 15 | - | MHz |
| Full Power Response, VO = 2 V p-p | 3.2 | - | - | MHz |
| Slew Rate, G = −1, VO = 2 V Step | 13 | 20 | - | V/μs |
| Settling Time to 0.1%, G = −1, VO = 2 V Step | 250 | - | - | ns |
| Input Resistance | 1013 | - | - | Ω |
| Input Capacitance | 1.8 | - | - | pF |
| Common-Mode Rejection Ratio | 54 | 70 | - | dB |
| Output Voltage Swing (IL = ±100 μA) | 0.025 | - | 3.275 | V |
| Output Current (VOUT = 0.5 V to 2.5 V) | - | 15 | - | mA |
| Power Supply Operating Range | 3 | - | 36 | V |
| Quiescent Current (TMIN to TMAX, total) | 5.0 | - | 5.7 | mA |
| Power Supply Rejection Ratio (VS = 3.3 V to 15 V) | 70 | 80 | - | dB |
Key Features
- High-Speed Operation: 16 MHz bandwidth and high slew rate of 13 V/μs to 20 V/μs, making it suitable for high-frequency applications.
- Rail-to-Rail Output: Allows the output to swing from the negative to the positive supply rail, making it useful in single-supply systems.
- FET Input Stage: High impedance input stage with low input current, ideal for minimal loading of high output impedance devices.
- Low Noise and Distortion: Excellent noise performance and low distortion, suitable for audio and instrumentation applications.
- Thermally-Enhanced Output Stage (TEOS™): Enhances high-speed operation and drive capability.
- Wide Operating Range: Power supply operating range from 3 V to 36 V, and an operating temperature range from -40°C to 85°C.
Applications
- Ultrasound Imaging: High-speed signal conditioning requirements make the AD823 suitable for ultrasound imaging applications.
- Instrumentation: Ideal for various instrumentation applications due to its high accuracy and low distortion.
- Automotive Applications: Can be used in automotive systems that require high-speed and reliable signal processing.
- A/D Drivers: Useful as a driver for analog-to-digital converters (ADCs) in single-supply systems, driving both the analog input and reference input of the ADC.
- Audio Applications: Suitable for audio applications requiring high-speed and low noise performance.
Q & A
- What is the bandwidth of the AD823ARZ-RL?
The bandwidth of the AD823ARZ-RL is 12 MHz to 15 MHz at a gain of +1. - What is the slew rate of the AD823ARZ-RL?
The slew rate of the AD823ARZ-RL is 13 V/μs to 20 V/μs. - What is the input resistance of the AD823ARZ-RL?
The input resistance of the AD823ARZ-RL is 1013 Ω. - What is the common-mode rejection ratio (CMRR) of the AD823ARZ-RL?
The CMRR of the AD823ARZ-RL is 54 dB to 70 dB. - What is the power supply operating range of the AD823ARZ-RL?
The power supply operating range of the AD823ARZ-RL is from 3 V to 36 V. - What is the quiescent current of the AD823ARZ-RL?
The quiescent current of the AD823ARZ-RL is 5.0 mA to 5.7 mA. - Can the AD823ARZ-RL be used in single-supply systems?
Yes, the AD823ARZ-RL can be used in single-supply systems due to its rail-to-rail output. - What are some typical applications of the AD823ARZ-RL?
The AD823ARZ-RL is typically used in ultrasound imaging, instrumentation, automotive applications, A/D drivers, and audio applications. - What is the temperature range of the AD823ARZ-RL?
The operating temperature range of the AD823ARZ-RL is from -40°C to 85°C. - What package type is the AD823ARZ-RL available in?
The AD823ARZ-RL is available in an 8-lead SOIC package.
