Overview
The AD8061AR-REEL7, produced by Analog Devices Inc., is part of the AD8061/AD8062/AD8063 family of rail-to-rail output voltage feedback amplifiers. These amplifiers are designed to offer ease of use and low cost while maintaining high performance. They are particularly suited for applications requiring high speed, low power consumption, and excellent video specifications.
Key Specifications
| Parameter | Value |
|---|---|
| Bandwidth | 300 MHz, −3 dB (G = 1) |
| Slew Rate | 650 V/µs |
| Input Voltage Noise | 8.5 nV/√Hz at 100 kHz |
| Input Offset Voltage | 6 mV |
| Settling Time | 35 ns to 0.1% with 1 V step |
| Power Supply Range | 2.7 V to 8 V |
| Quiescent Current per Amplifier | 6.8 mA (typical) |
| Output Current | Up to 50 mA |
| Input Resistance | 13 MΩ |
| Input Capacitance | 1 pF |
| Common-Mode Rejection Ratio | 80 dB |
| Differential Gain Error (NTSC) | 0.01% (G = 2, RL = 150 Ω) |
| Differential Phase Error (NTSC) | 0.04° (G = 2, RL = 150 Ω) |
Key Features
- Rail-to-rail output swing for maximum signal range.
- High speed with 300 MHz bandwidth and 650 V/µs slew rate.
- Low power consumption with a typical quiescent current of 6.8 mA per amplifier.
- Excellent video specifications, including 0.01% differential gain error and 0.04° differential phase error.
- Power-down disable feature in the AD8063 model, reducing supply current to 400 µA.
- Capable of driving capacitive loads with minimal overshoot.
- Low input offset voltage and high common-mode rejection ratio.
Applications
- Imaging and photodiode preamps.
- Professional video and camera systems.
- Handsets and mobile devices.
- DVDs/CDs and other consumer electronics.
- Base stations and communication equipment.
- Filters and ADC drivers.
- Portable and battery-powered devices due to low power consumption and power-down feature.
Q & A
- What is the bandwidth of the AD8061 amplifier?
The bandwidth of the AD8061 amplifier is 300 MHz at a gain of 1.
- What is the slew rate of the AD8061?
The slew rate of the AD8061 is 650 V/µs.
- What is the input voltage noise of the AD8061?
The input voltage noise of the AD8061 is 8.5 nV/√Hz at 100 kHz.
- What is the typical quiescent current per amplifier for the AD8061?
The typical quiescent current per amplifier for the AD8061 is 6.8 mA.
- Does the AD8063 have a power-down feature?
Yes, the AD8063 has a power-down disable feature that reduces the supply current to 400 µA.
- What are the differential gain and phase errors for video applications?
The differential gain error is 0.01%, and the differential phase error is 0.04° for video applications with a gain of 2 and a load resistance of 150 Ω.
- What is the common-mode rejection ratio of the AD8061?
The common-mode rejection ratio of the AD8061 is 80 dB.
- Can the AD8061 drive capacitive loads?
Yes, the AD8061 can drive capacitive loads with minimal overshoot.
- What are some typical applications of the AD8061?
- What is the operating voltage range for the AD8061?
The operating voltage range for the AD8061 is from 2.7 V to 8 V.
