Overview
The AD8062ARM, produced by Analog Devices Inc., is a low-cost, high-speed rail-to-rail output voltage feedback amplifier. It is part of the AD8061/AD8062/AD8063 family, known for its ease of use and excellent performance. This amplifier is particularly suited for applications requiring high bandwidth, low power consumption, and robust video specifications. It operates on a wide supply voltage range of 2.7 V to 8 V, making it versatile for various power supply conditions.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Bandwidth (G = 1) | VO = 0.2 V p-p | 150 | 300 | - | MHz |
| Slew Rate (G = 1) | VO = 0.7 V Step, RL = 2 kΩ | 110 | 150 | - | V/μs |
| Input Offset Voltage | - | - | 6 | - | mV |
| Input Voltage Noise | f = 100 kHz | - | 8.5 | - | nV/√Hz |
| Differential Gain Error (NTSC) | G = 2, RL = 150 Ω | - | 0.01% | - | - |
| Differential Phase Error (NTSC) | G = 2, RL = 150 Ω | - | 0.04° | - | - |
| Quiescent Current per Amplifier | - | - | 6.8 | 9.5 | mA |
| Power Supply Operating Range | - | 2.7 | - | 8 | V |
| Output Voltage Swing (RL = 150 Ω) | - | 0.3 | - | 2.55 | V |
| Output Current | VO = 0.5 V to 2.2 V | - | 25 | - | mA |
Key Features
- High Speed: 300 MHz bandwidth and 650 V/μs slew rate, making it suitable for high-frequency applications.
- Rail-to-Rail Output Swing: Ensures maximum signal swing and dynamic range.
- Low Power Consumption: Typical quiescent current of 6.8 mA per amplifier, with the AD8063 offering a power-down disable feature that reduces supply current to 400 μA.
- Excellent Video Specifications: 0.01% differential gain error and 0.04° differential phase error into a 150 Ω load, along with 0.1 dB flatness out to 30 MHz.
- Wide Supply Voltage Range: Operates from 2.7 V to 8 V, providing flexibility in various power supply conditions.
- Low Noise and Distortion: Input voltage noise of 8.5 nV/√Hz and total harmonic distortion of -77 dBc at 5 MHz.
Applications
- Imaging and Photodiode Preamps: Suitable for high-speed imaging applications due to its high bandwidth and low noise.
- Professional Video and Cameras: Excellent video specifications make it ideal for professional video equipment.
- Handsets and Consumer Electronics: Low power consumption and high performance make it suitable for battery-powered devices.
- Base Stations and Filters: High speed and low distortion make it a good choice for communication and signal processing applications.
- ADC Drivers: High bandwidth and low noise ensure accurate signal transmission to analog-to-digital converters.
Q & A
- What is the bandwidth of the AD8062 amplifier?
The AD8062 has a bandwidth of 300 MHz at a gain of 1. - What is the slew rate of the AD8062?
The slew rate of the AD8062 is 650 V/μs. - What is the input offset voltage of the AD8062?
The input offset voltage is typically 6 mV. - What is the differential gain error of the AD8062 in video applications?
The differential gain error is 0.01% into a 150 Ω load. - What is the power consumption of the AD8062 when disabled (for AD8063)?
The supply current when disabled is 400 μA for the AD8063. - What is the operating supply voltage range of the AD8062?
The AD8062 operates on a supply voltage range of 2.7 V to 8 V. - What are the typical applications of the AD8062?
The AD8062 is used in imaging, professional video, handsets, base stations, filters, and ADC drivers. - How does the AD8062 perform in terms of noise and distortion?
The AD8062 has an input voltage noise of 8.5 nV/√Hz and a total harmonic distortion of -77 dBc at 5 MHz. - What is the output current capability of the AD8062?
The AD8062 can deliver up to 25 mA of output current. - Does the AD8062 have a power-down disable feature?
Yes, the AD8063 variant of this family has a power-down disable feature.
