Overview
The AD8065ARZ-REEL is a high-performance operational amplifier produced by Analog Devices Inc. This single amplifier is part of the AD8065/AD8066 family, which is known for its FastFET™ technology and voltage feedback architecture. The AD8065 is designed to offer exceptional low noise operation, high input impedance, and a wide supply voltage range, making it versatile for various applications. Despite its low cost, the amplifier provides excellent overall performance, including high bandwidth, low differential gain and phase errors, and rail-to-rail outputs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Circuits | 1 | |
| Package | 8-SOIC | |
| Power-Supply Voltage | 5 to 24 V | V |
| Operating Temperature Range | -40 to 85°C | °C |
| Bandwidth (G = +1) | 145 MHz | MHz |
| Slew Rate (G = +2, VO = 4 V step) | 180 V/µs | V/µs |
| Input Offset Voltage | 0.4 to 1.5 mV | mV |
| Input Bias Current | 1 to 6 pA | pA |
| Input Voltage Noise (f = 10 kHz) | 7 nV/√Hz | nV/√Hz |
| Input Current Noise (f = 10 kHz) | 0.6 fA/√Hz | fA/√Hz |
| Differential Gain Error (NTSC, G = +2, RL = 150 Ω) | 0.02 % | % |
| Differential Phase Error (NTSC, G = +2, RL = 150 Ω) | 0.02 Degrees | Degrees |
Key Features
- High Performance: The AD8065 offers high bandwidth of 145 MHz and a high slew rate of 180 V/µs, making it suitable for high-speed applications.
- Low Noise Operation: Exceptionally low noise with 7.0 nV/√Hz input voltage noise and 0.6 fA/√Hz input current noise.
- High Input Impedance: FET input amplifiers provide very high input impedance, which is beneficial for applications requiring minimal input loading.
- Wide Supply Voltage Range: Operates on supply voltages from 5 V to 24 V and can work on single supplies, enhancing its versatility.
- Rail-to-Rail Outputs: The amplifier features rail-to-rail outputs, allowing it to drive loads efficiently across the entire supply voltage range.
- Low Differential Gain and Phase Errors: Ideal for video applications with differential gain and phase errors of 0.02% and 0.02 degrees, respectively.
- Qualified for Automotive Applications: Suitable for use in automotive environments due to its robust performance and temperature range.
Applications
- Video Applications: The low differential gain and phase errors, along with 0.1 dB flatness out to 7 MHz, make the AD8065 ideal for video signal processing.
- High-Speed Data Acquisition: The high bandwidth and slew rate of the AD8065 make it suitable for high-speed data acquisition systems.
- Medical Equipment: Its low noise and high input impedance make it a good choice for medical devices that require precise signal amplification.
- Automotive Systems: Qualified for automotive applications, it can be used in various automotive electronic systems.
- Industrial Control Systems: The wide supply voltage range and robust performance make it suitable for industrial control and monitoring applications.
Q & A
- What is the bandwidth of the AD8065 amplifier?
The bandwidth of the AD8065 amplifier is 145 MHz at a gain of +1.
- What is the input voltage noise of the AD8065?
The input voltage noise of the AD8065 is 7.0 nV/√Hz at 10 kHz.
- What is the slew rate of the AD8065?
The slew rate of the AD8065 is 180 V/µs for a 4 V step input.
- What is the operating temperature range of the AD8065?
The operating temperature range of the AD8065 is -40°C to 85°C.
- Does the AD8065 have rail-to-rail outputs?
Yes, the AD8065 features rail-to-rail outputs.
- What are the differential gain and phase errors of the AD8065?
The differential gain and phase errors of the AD8065 are 0.02% and 0.02 degrees, respectively, for NTSC signals at a gain of +2 and a load resistance of 150 Ω.
- Can the AD8065 operate on single supplies?
Yes, the AD8065 can operate on single supplies within its specified voltage range.
- What is the input bias current of the AD8065?
The input bias current of the AD8065 is typically 1 to 6 pA.
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Yes, the AD8065 is qualified for automotive applications.
- What package type is available for the AD8065ARZ-REEL?
The AD8065ARZ-REEL is available in an 8-SOIC package.
