Overview
The AD8666ARZ-REEL, produced by Analog Devices Inc., is a single-supply, rail-to-rail output operational amplifier known for its low noise performance and extended operating range. This amplifier is part of the AD866x family, which is designed to offer high precision and reliability in various electronic systems. The AD8666 is particularly suited for applications requiring low noise, high accuracy, and a wide operating voltage range.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage | 2.7 V to 36 V | |
| Input Voltage Range | 0 V to Vsupply | |
| Differential Input Voltage | ±0.7 V | |
| Output Voltage Swing | Rail-to-rail | |
| Input Bias Current | Typically 1 nA | |
| Input Offset Voltage | Typically 100 μV | |
| Input Offset Drift | Typically 0.5 μV/°C | |
| Voltage Noise Density | Typically 10 nV/√Hz @ 1 kHz | |
| Slew Rate | Typically 5 V/μs | RL = 2 kΩ |
| Gain Bandwidth Product | Typically 3 MHz | |
| Power Supply Rejection Ratio (PSRR) | Typically 80 dB | VS = 2.7 V to 36 V |
| Operating Temperature Range | -40°C to +125°C |
Key Features
- Single-supply operation with a wide voltage range (2.7 V to 36 V)
- Rail-to-rail output swing for maximum signal range
- Low input bias current and low input offset voltage for high precision
- Low noise performance with a voltage noise density of typically 10 nV/√Hz @ 1 kHz
- High power supply rejection ratio (PSRR) for robust performance against supply voltage variations
- Extended operating temperature range (-40°C to +125°C) for industrial and harsh environments
- Available in compact packages such as 8-lead MSOP and 8-lead SOIC, both of which are lead-free
Applications
- Industrial control systems requiring high precision and low noise
- Medical devices such as ECG and EEG amplifiers
- Aerospace and defense applications where reliability and accuracy are critical
- Automotive systems, including sensor interfaces and data acquisition
- Audio and video equipment where low noise and high fidelity are essential
Q & A
- What is the supply voltage range of the AD8666ARZ-REEL?
The AD8666ARZ-REEL operates with a supply voltage range of 2.7 V to 36 V. - What is the typical input offset voltage of the AD8666ARZ-REEL?
The typical input offset voltage is 100 μV. - What is the slew rate of the AD8666ARZ-REEL?
The slew rate is typically 5 V/μs with a load resistance of 2 kΩ. - What is the gain bandwidth product of the AD8666ARZ-REEL?
The gain bandwidth product is typically 3 MHz. - What is the operating temperature range of the AD8666ARZ-REEL?
The operating temperature range is -40°C to +125°C. - What are the available packages for the AD8666ARZ-REEL?
The AD8666ARZ-REEL is available in 8-lead MSOP and 8-lead SOIC packages, both of which are lead-free. - What is the typical voltage noise density of the AD8666ARZ-REEL?
The typical voltage noise density is 10 nV/√Hz @ 1 kHz. - What is the power supply rejection ratio (PSRR) of the AD8666ARZ-REEL?
The PSRR is typically 80 dB. - Is the AD8666ARZ-REEL suitable for industrial applications?
Yes, it is suitable for industrial applications due to its extended operating temperature range and robust performance. - Can the AD8666ARZ-REEL be used in medical devices?
Yes, it can be used in medical devices such as ECG and EEG amplifiers due to its low noise and high precision characteristics.
