Overview
The AD8662ARZ-REEL7 is a dual general-purpose operational amplifier produced by Analog Devices Inc. This component is part of the AD8661/AD8662/AD8664 series, known for its rail-to-rail output and single-supply operation. The AD8662ARZ-REEL7 utilizes Analog Devices' patented DigiTrim® trimming technique to achieve low offset voltage, making it suitable for a wide range of applications requiring high precision and low noise.
The amplifier operates over a supply voltage range of 5V to 16V and features low input bias current, wide signal bandwidth, and low input voltage and current noise. These characteristics make it an excellent choice for systems using high impedance sensors, high-performance analog-to-digital converters (ADCs), digital-to-analog converters (DACs), audio applications, and medical monitoring equipment.
Key Specifications
| Parameter | Description | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | Operating Supply Voltage | 5 | - | 16 | V |
| Input Offset Voltage | VCM = VS/2 | 50 | 160 | 1000 | µV |
| Input Bias Current | -40°C < TA < +85°C | 0.3 | 1 | 50 | pA |
| Input Offset Current | -40°C < TA < +85°C | 0.2 | 0.5 | 20 | pA |
| Common-Mode Rejection Ratio (CMRR) | VCM = -0.1 V to +14.0 V | 90 | - | 110 | dB |
| Large Signal Voltage Gain (AVO) | RL = 2 kΩ, VO = 0.5 V to 15.5 V | 200 | - | 360 | V/mV |
| Slew Rate (SR) | RL = 2 kΩ | - | - | 3.5 | V/µs |
| Gain Bandwidth Product (GBP) | - | - | - | 4 | MHz |
| Output Type | Rail-to-Rail | - | - | - | - |
| Package | 8-SOIC (0.154, 3.90mm Width) | - | - | - | - |
| Operating Temperature Range | - | -40 | - | 125 | °C |
Key Features
- Rail-to-Rail Output: The AD8662ARZ-REEL7 features rail-to-rail output, allowing it to drive loads connected to any point within the supply voltage range.
- Low Offset Voltage: Utilizes Analog Devices' patented DigiTrim® trimming technique to achieve low offset voltage, ensuring high precision and accuracy.
- Low Input Bias Current: Very low input bias current, which is beneficial for applications involving high impedance sensors.
- Wide Signal Bandwidth: Offers a wide signal bandwidth and low noise, making it suitable for high-performance analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
- High Input Impedance: High input impedance and low voltage and current noise, making it ideal for audio applications and medical monitoring equipment.
- Wide Operating Voltage Range: Operates over a supply voltage range of 5V to 16V, meeting the demands of various high-performance applications.
- Frequency Compensation: Internal frequency compensation to avoid oscillation and ensure stable operation.
Applications
- High Impedance Sensors: Systems using high impedance sensors such as photodiodes benefit from the low input bias current and low noise of the AD8662ARZ-REEL7.
- Analog-to-Digital and Digital-to-Analog Converters: Suitable for high-performance ADCs and DACs due to its wide operating voltage range and low noise characteristics.
- Audio Applications: High input impedance, low voltage, and low current noise make it an excellent choice for audio applications.
- Medical Monitoring Equipment: Ideal for medical monitoring equipment due to its high precision, low noise, and wide bandwidth.
- Instrumentation and Measurement Systems: The low offset voltage and high accuracy make it suitable for instrumentation and measurement systems.
Q & A
- What is the supply voltage range of the AD8662ARZ-REEL7?
The AD8662ARZ-REEL7 operates over a supply voltage range of 5V to 16V.
- What is the output type of the AD8662ARZ-REEL7?
The output type is rail-to-rail.
- What is the input bias current of the AD8662ARZ-REEL7?
The input bias current is typically 1 pA over the temperature range of -40°C to +85°C.
- What is the slew rate of the AD8662ARZ-REEL7?
The slew rate is 3.5 V/µs.
- What is the gain bandwidth product (GBP) of the AD8662ARZ-REEL7?
The gain bandwidth product is 4 MHz.
- What package type is the AD8662ARZ-REEL7 available in?
The AD8662ARZ-REEL7 is available in an 8-SOIC package.
- What is the operating temperature range of the AD8662ARZ-REEL7?
The operating temperature range is -40°C to +125°C.
- What applications benefit from the low input bias current of the AD8662ARZ-REEL7?
Systems using high impedance sensors, such as photodiodes, benefit from the low input bias current.
- Is the AD8662ARZ-REEL7 suitable for audio applications?
Yes, it is suitable for audio applications due to its high input impedance, low voltage, and low current noise.
- Does the AD8662ARZ-REEL7 require external frequency compensation?
No, the AD8662ARZ-REEL7 has internal frequency compensation.
