Overview
The AD8669ARUZ is a low noise, precision, 16 V, CMOS, rail-to-rail operational amplifier manufactured by Analog Devices Inc. This quad operational amplifier is designed to offer high performance and reliability in a variety of applications. It features low offset voltage, low supply current, and low noise, making it suitable for precision analog circuits. The AD8669ARUZ is available in a 14-lead TSSOP package and is RoHS compliant.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | 5 | 16 | V | ||
| Offset Voltage (VOS) | VCM = VSY/2, TA = 25°C | 40 | 175 | 300 | µV |
| Input Bias Current (IB) | TA = 25°C | 0.3 | 120 | pA | |
| Supply Current per Amplifier (ISY) | VOUT = VSY/2, TA = 25°C | 230 | 285 | 355 | µA |
| Slew Rate (SR) | RL = 2 kΩ | 0.3 | V/µs | ||
| Gain Bandwidth Product (GBP) | CL = 20 pF | 540 | kHz | ||
| Voltage Noise Density (en) | f = 1 kHz | 23 | nV/√Hz | ||
| Package | 14-TSSOP | ||||
| Operating Temperature Range | -40 | 125 | °C |
Key Features
- Low Offset Voltage: Maximum 175 µV at VSY = 5 V, achieved through Analog Devices' patented DigiTrim® trimming technique.
- Low Supply Current: Maximum 285 µA per amplifier, making it suitable for low power applications.
- Single-Supply Operation: Operates from 5 V to 16 V, providing flexibility in various circuit designs.
- Low Noise: Voltage noise density of 23 nV/√Hz at 1 kHz, ensuring high signal integrity.
- Low Input Bias Current: Maximum 120 pA, reducing the impact on input signals.
- Rail-to-Rail Output: Ensures that the output voltage can swing to within a few millivolts of the supply rails.
- Unity-Gain Stable: Stable in unity-gain configurations, making it versatile for various applications.
Applications
- Precision Analog Circuits: Ideal for applications requiring low noise and low offset voltage, such as precision amplifiers, filters, and integrators.
- Medical Devices: Suitable for medical equipment where high accuracy and low noise are critical, such as ECG and EEG systems.
- Industrial Automation: Used in industrial control systems, sensors, and data acquisition systems where precision and reliability are essential.
- Aerospace and Defense: Applicable in aerospace and defense systems where high performance and reliability under various environmental conditions are required.
Q & A
- What is the maximum supply voltage for the AD8669ARUZ?
The maximum supply voltage is 16 V.
- What is the typical offset voltage of the AD8669ARUZ at VSY = 5 V?
The typical offset voltage is 175 µV.
- What is the package type for the AD8669ARUZ?
The package type is 14-lead TSSOP.
- What is the operating temperature range for the AD8669ARUZ?
The operating temperature range is -40°C to +125°C.
- Is the AD8669ARUZ RoHS compliant?
Yes, the AD8669ARUZ is RoHS compliant.
- What is the gain bandwidth product (GBP) of the AD8669ARUZ?
The gain bandwidth product is 540 kHz.
- What is the typical supply current per amplifier for the AD8669ARUZ?
The typical supply current per amplifier is 285 µA.
- What is the voltage noise density of the AD8669ARUZ at 1 kHz?
The voltage noise density is 23 nV/√Hz.
- Is the AD8669ARUZ stable in unity-gain configurations?
Yes, the AD8669ARUZ is unity-gain stable.
- What are some typical applications for the AD8669ARUZ?
Typical applications include precision analog circuits, medical devices, industrial automation, and aerospace and defense systems.
