Overview
The AD8065ARTZ-REEL7 is a high-performance operational amplifier produced by Analog Devices Inc. This device is part of the AD8065/AD8066 family, which features voltage feedback amplifiers with FET inputs. The AD8065 is a single amplifier, known for its high speed, low noise, and ease of use. Developed using Analog Devices' proprietary XFCB process, this amplifier offers exceptional performance across various applications.
The AD8065ARTZ-REEL7 is packaged in a 5-lead SOT-23 package and operates over an industrial temperature range of −40°C to +85°C. It is also available in other packages such as SOIC-8 and MSOP-8, making it versatile for different design needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Bandwidth | 145 | MHz |
| Supply Voltage Range | 5 to 24 | V |
| Input Voltage Noise | 7.0 | nV/√Hz |
| Input Current Noise | 0.6 | fA/√Hz |
| Slew Rate | 180 | V/µs |
| Input Offset Voltage | 1.5 | mV |
| Common-Mode Rejection Ratio | −100 | dB |
| Supply Current per Amplifier | 6.4 | mA |
| Load Current | Up to 30 | mA |
| Operating Temperature Range | −40 to +85 | °C |
Key Features
- High Speed and Bandwidth: The AD8065 offers a bandwidth of 145 MHz, making it suitable for high-speed applications.
- Low Noise Operation: With an input voltage noise of 7.0 nV/√Hz and an input current noise of 0.6 fA/√Hz, this amplifier provides exceptionally low noise performance.
- High Input Impedance: The FET input structure ensures very high input impedance.
- Rail-to-Rail Outputs: The amplifier features rail-to-rail outputs, enhancing its versatility in various applications.
- High Slew Rate: A slew rate of 180 V/µs ensures fast response times.
- Excellent Distortion and SFDR: The amplifier offers a Spurious-Free Dynamic Range (SFDR) of −88 dBc at 1 MHz, indicating excellent distortion performance.
- Compact Packaging: Available in small packages such as SOIC-8, MSOP-8, and SOT-23-5, making it ideal for space-constrained designs.
Applications
- Video Applications: The AD8065 is ideal for video applications due to its low differential gain and phase errors (0.02% and 0.02° respectively) and 0.1 dB flatness out to 7 MHz.
- Automotive Applications: The AD8065WARTZ-R7 variant is fully qualified for automotive applications, operating over an extended temperature range of −40°C to +105°C.
- Industrial and General-Purpose Amplification: Its wide supply voltage range, high input impedance, and low noise make it suitable for various industrial and general-purpose amplification tasks.
Q & A
- What is the bandwidth of the AD8065 amplifier?
The bandwidth of the AD8065 amplifier is 145 MHz.
- What is the input voltage noise of the AD8065?
The input voltage noise of the AD8065 is 7.0 nV/√Hz.
- What is the slew rate of the AD8065?
The slew rate of the AD8065 is 180 V/µs.
- What are the typical supply current and load current of the AD8065?
The typical supply current is 6.4 mA per amplifier, and it can deliver up to 30 mA of load current.
- What are the operating temperature ranges for the AD8065?
The AD8065 operates over an industrial temperature range of −40°C to +85°C. The AD8065WARTZ-R7 variant operates over an extended temperature range of −40°C to +105°C.
- What are the key features of the AD8065's input stage?
The AD8065 features FET inputs, which provide very high input impedance and low input bias current.
- Is the AD8065 suitable for video applications?
Yes, the AD8065 is ideal for video applications due to its low differential gain and phase errors and 0.1 dB flatness out to 7 MHz.
- What are the available packages for the AD8065?
The AD8065 is available in SOIC-8, MSOP-8, and SOT-23-5 packages.
- Does the AD8065 have rail-to-rail outputs?
Yes, the AD8065 features rail-to-rail outputs.
- What is the common-mode rejection ratio of the AD8065?
The common-mode rejection ratio of the AD8065 is −100 dB.
