Overview
The AD8065ARZ is a high-performance, single-channel operational amplifier developed by Analog Devices Inc. It is part of the FastFET™ series, known for its high speed and low noise operation. This amplifier is fabricated using Analog Devices' proprietary XFCB process, which enables exceptionally low noise (7.0 nV/√Hz and 0.6 fA/√Hz) and very high input impedance. The AD8065ARZ operates over a wide supply voltage range from 5 V to 24 V, can function on single supplies, and features a bandwidth of 145 MHz. It also includes rail-to-rail outputs, making it versatile for various applications.
Key Specifications
| Parameter | Typical Value | Units |
|---|---|---|
| Bandwidth | 145 | MHz |
| Supply Voltage Range | 5 V to 24 V | V |
| Input Voltage Noise | 7.0 | nV/√Hz |
| Input Current Noise | 0.6 | fA/√Hz |
| Slew Rate | 180 | V/µs |
| Input Offset Voltage | 0.4 | mV |
| Common-Mode Rejection Ratio | -100 | dB |
| Settling Time to 0.1% | 55 | ns |
| Quiescent Current per Amplifier | 6.4 | mA |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 8-lead SOIC-N |
Key Features
- High bandwidth of 145 MHz and high slew rate of 180 V/µs, making it suitable for high-speed applications.
- Exceptionally low noise operation with 7.0 nV/√Hz input voltage noise and 0.6 fA/√Hz input current noise.
- Very high input impedance and low input bias current.
- Rail-to-rail output capability for increased dynamic range.
- Wide supply voltage range from 5 V to 24 V, allowing operation on single supplies.
- Low offset voltage of 0.4 mV and high common-mode rejection ratio of -100 dB.
- High SFDR (Spurious-Free Dynamic Range) of -88 dBc at 1 MHz.
Applications
- Automotive driver assistance systems.
- Photodiode preamps.
- Filters and A/D drivers.
- Level shifting and buffering.
- Video applications due to its excellent differential gain and phase errors (0.02% and 0.02° respectively) and 0.1 dB flatness out to 7 MHz.
Q & A
- What is the bandwidth of the AD8065ARZ? The bandwidth of the AD8065ARZ is 145 MHz.
- What is the supply voltage range for the AD8065ARZ? The AD8065ARZ operates over a supply voltage range from 5 V to 24 V.
- What is the input voltage noise of the AD8065ARZ? The input voltage noise is 7.0 nV/√Hz.
- What is the slew rate of the AD8065ARZ? The slew rate is 180 V/µs.
- What is the typical input offset voltage of the AD8065ARZ? The typical input offset voltage is 0.4 mV.
- What is the common-mode rejection ratio of the AD8065ARZ? The common-mode rejection ratio is -100 dB.
- What is the settling time to 0.1% for the AD8065ARZ? The settling time to 0.1% is 55 ns.
- What is the quiescent current per amplifier for the AD8065ARZ? The quiescent current per amplifier is 6.4 mA.
- What is the operating temperature range for the AD8065ARZ? The operating temperature range is -40°C to +85°C.
- In what package is the AD8065ARZ available? The AD8065ARZ is available in an 8-lead SOIC-N package.
