Overview
The AD8012ARM-REEL7, produced by Analog Devices Inc., is a dual, low power, current feedback amplifier. It is designed to provide high performance with minimal power consumption, making it ideal for high frequency and wide dynamic range systems. Each amplifier in the AD8012 consumes only 1.7 mA of supply current while offering exceptional AC specifications such as a 350 MHz bandwidth, 2,250 V/µs slew rate, and a 20 ns settling time to 0.1%.
The device is available in standard 8-lead SOIC and 8-lead MSOP packages and operates over the industrial temperature range of -40°C to +85°C.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Bandwidth (3 dB Small Signal) | G = +1, VOUT < 0.4 V p-p, RL = 1 kΩ | 220 | 300 | - | MHz |
| Bandwidth (3 dB Small Signal) | G = +2, VOUT < 0.4 V p-p, RL = 1 kΩ | 90 | 140 | - | MHz |
| Slew Rate | VOUT = 3 V p-p | - | 1,200 | - | V/µs |
| Settling Time to 0.1% | VS = ±5 V | - | 20 | - | ns |
| Differential Gain Error | RL = 1 kΩ, G = +2 | - | 0.02% | - | - |
| Differential Phase Error | RL = 1 kΩ, G = +2 | - | 0.06° | - | - |
| Offset Voltage | - | - | 1.5 | - | mV |
| Voltage Noise | - | - | 2.5 | - | nV/√Hz |
| Supply Current per Amplifier | - | - | 1.7 | - | mA |
| Operating Temperature Range | - | -40 | - | 85 | °C |
Key Features
- Dual, low power, current feedback amplifier with 350 MHz bandwidth.
- Low power consumption: 1.7 mA per amplifier.
- High slew rate: 2,250 V/µs.
- Fast settling time: 20 ns to 0.1%.
- Low distortion: -72 dBc worst harmonic at 500 kHz and -66 dBc at 5 MHz.
- Excellent video specifications: 0.02% differential gain error and 0.06° differential phase error.
- Low offset voltage: 1.5 mV.
- Low voltage noise: 2.5 nV/√Hz.
- Available in 8-lead SOIC and 8-lead MSOP packages.
Applications
- XDSL and HDSL line drivers.
- ADC buffers.
- Professional cameras and CCD imaging systems.
- Ultrasound equipment.
- Digital cameras.
Q & A
- What is the bandwidth of the AD8012 amplifier?
The AD8012 has a 3 dB small signal bandwidth of up to 300 MHz for a gain of +1 and 140 MHz for a gain of +2.
- How much power does each amplifier in the AD8012 consume?
Each amplifier in the AD8012 consumes 1.7 mA of supply current.
- What is the slew rate of the AD8012?
The AD8012 has a slew rate of 2,250 V/µs.
- What is the settling time of the AD8012 to 0.1%?
The settling time to 0.1% is 20 ns.
- What are the video specifications of the AD8012?
The AD8012 has a differential gain error of 0.02% and a differential phase error of 0.06°.
- What is the offset voltage of the AD8012?
The offset voltage is 1.5 mV.
- What is the voltage noise of the AD8012?
The voltage noise is 2.5 nV/√Hz.
- In what packages is the AD8012 available?
The AD8012 is available in 8-lead SOIC and 8-lead MSOP packages.
- What is the operating temperature range of the AD8012?
The operating temperature range is -40°C to +85°C.
- What are some common applications of the AD8012?
The AD8012 is commonly used in XDSL and HDSL line drivers, ADC buffers, professional cameras, CCD imaging systems, ultrasound equipment, and digital cameras.
