Overview
The AD8056ARM, produced by Analog Devices Inc., is a dual voltage feedback amplifier that offers high performance at a low cost. This amplifier is notable for its high bandwidth and slew rate, characteristics typically found in current feedback amplifiers. It is designed to be easy to use and is particularly suited for high-speed applications, including video processing and other demanding tasks. The AD8056ARM operates on a dual ±5 V or single +12 V power supply, making it versatile for various power configurations.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Bandwidth (−3 dB, G = +1) | 300 | MHz |
| Slew Rate | 1400 | V/μs |
| Settling Time to 0.1% | 20 | ns |
| Differential Gain Error (NTSC, G = +2, RL = 150 Ω) | 0.01% | |
| Differential Phase Error (NTSC, G = +2, RL = 150 Ω) | 0.02° | |
| Supply Current per Amplifier | 5 | mA |
| Supply Voltage Range | ±4 V to ±6 V or +12 V | V |
| Output Current | Over 60 | mA |
| Operating Temperature Range | −40°C to +125°C | |
| Package Type | 8-lead MSOP |
Key Features
- High bandwidth of 300 MHz and a slew rate of 1400 V/μs, making it suitable for high-speed applications.
- Low differential gain and phase error, ideal for video applications.
- Low power consumption with a supply current of 5 mA per amplifier.
- Operates on dual ±5 V or single +12 V power supply.
- High output drive current of over 60 mA.
- Available in a small 8-lead MSOP package, suitable for portable and battery-powered applications.
- Extended temperature range of −40°C to +125°C.
Applications
- Video line drivers and video switchers.
- Professional cameras and imaging systems.
- Photodiode preamps.
- Differential line drivers.
- A-to-D drivers and active filters.
- Special effects in video processing.
Q & A
- What is the bandwidth of the AD8056ARM?
The bandwidth of the AD8056ARM is 300 MHz at a gain of +1.
- What is the slew rate of the AD8056ARM?
The slew rate of the AD8056ARM is 1400 V/μs.
- What is the settling time of the AD8056ARM?
The settling time to 0.1% is 20 ns.
- What are the differential gain and phase errors of the AD8056ARM in video applications?
The differential gain error is 0.01% and the differential phase error is 0.02° into a 150 Ω load.
- How much supply current does the AD8056ARM require per amplifier?
The AD8056ARM requires 5 mA of supply current per amplifier.
- What are the operating voltage ranges for the AD8056ARM?
The AD8056ARM operates on dual ±4 V to ±6 V or a single +12 V power supply.
- What is the maximum output current of the AD8056ARM?
The AD8056ARM can deliver over 60 mA of output current.
- What is the operating temperature range of the AD8056ARM?
The operating temperature range is −40°C to +125°C.
- In what package is the AD8056ARM available?
The AD8056ARM is available in an 8-lead MSOP package.
- What are some typical applications of the AD8056ARM?
Typical applications include video line drivers, professional cameras, photodiode preamps, and A-to-D drivers.
