Overview
The AD8608ARUZ-REEL is a quad-channel, rail-to-rail input and output, single-supply operational amplifier produced by Analog Devices Inc. This amplifier is known for its very low offset voltage, low input voltage and current noise, and wide signal bandwidth. It utilizes the patented DigiTrim® trimming technique to achieve high precision and stability. The AD8608 is suitable for a wide range of applications due to its high speed, low distortion, and robust performance characteristics.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | -40°C < TA < +125°C | 20 | - | 80 | µV |
| Input Bias Current | -40°C < TA < +125°C | 0.2 | - | 1 | pA |
| Common-Mode Rejection Ratio (CMRR) | VCM = 0 V to 5 V, -40°C < TA < +125°C | 75 | - | 100 | dB |
| Large Signal Voltage Gain | RL = 2 kΩ, VO = 0.5 V to 4.5 V | 300 | - | 1000 | V/mV |
| Slew Rate | RL = 2 kΩ, CL = 16 pF | - | 5 | - | V/µs |
| Settling Time | To 0.01%, 0 V to 2 V step, AV = 1 | - | <1 | - | µs |
| Unity Gain Bandwidth Product | - | - | 9 | - | MHz |
| Operating Supply Voltage | - | 2.7 | - | 5.5 | V |
| Supply Current per Amplifier | IOUT = 0 mA | 1 | - | 1.2 | mA |
| Operating Temperature Range | - | -40 | - | 125 | °C |
| Package | - | - | - | TSSOP-14 | - |
Key Features
- Low Offset Voltage: Maximum of 80 µV, ensuring high precision in various applications.
- Low Input Bias Current: Maximum of 1 pA, which is beneficial for high impedance sensors and photodiode amplification.
- Low Noise: Voltage noise density of 8 nV/√Hz at 1 kHz, making it suitable for noise-sensitive applications.
- Wide Bandwidth: Unity gain bandwidth of 10 MHz and a slew rate of 5 V/µs, enabling high-speed operations.
- Single-Supply Operation: Operates from a single supply voltage of 2.7 V to 5.5 V, making it versatile for various power configurations.
- Rail-to-Rail Input and Output: Allows for full-range signal swing, enhancing the amplifier's usability in different applications.
- High Open-Loop Gain: Up to 1000 V/mV, ensuring stability and accuracy in feedback configurations.
Applications
- Photodiode Amplification: Ideal for amplifying signals from photodiodes due to its low noise and high gain.
- Battery-Powered Instrumentation: Suitable for portable and battery-powered devices due to its low power consumption and single-supply operation.
- Multipole Filters and Sensors: Used in filter circuits and high impedance sensors due to its low input bias current and high CMRR.
- Barcode Scanners and Audio Amplification: Beneficial in audio and other AC applications due to its wide bandwidth and low distortion.
- Optical Control Loops: Used in optical control loops and other precision applications requiring low noise and high accuracy.
Q & A
- What is the input offset voltage of the AD8608ARUZ-REEL?
The input offset voltage of the AD8608ARUZ-REEL is a maximum of 80 µV over the temperature range of -40°C to +125°C.
- What is the typical slew rate of the AD8608ARUZ-REEL?
The typical slew rate of the AD8608ARUZ-REEL is 5 V/µs.
- What is the operating supply voltage range for the AD8608ARUZ-REEL?
The AD8608ARUZ-REEL operates from a single supply voltage of 2.7 V to 5.5 V.
- What is the package type of the AD8608ARUZ-REEL?
The AD8608ARUZ-REEL comes in a TSSOP-14 package.
- What are the key applications of the AD8608ARUZ-REEL?
The AD8608ARUZ-REEL is used in photodiode amplification, battery-powered instrumentation, multipole filters, sensors, barcode scanners, and audio amplification among other applications.[
- What is the typical unity gain bandwidth of the AD8608ARUZ-REEL?
The typical unity gain bandwidth of the AD8608ARUZ-REEL is 9 MHz.[
- How many channels does the AD8608ARUZ-REEL have?
The AD8608ARUZ-REEL is a quad-channel operational amplifier.[
- What is the maximum operating temperature of the AD8608ARUZ-REEL?
The maximum operating temperature of the AD8608ARUZ-REEL is +125°C.[
- What is the common-mode rejection ratio (CMRR) of the AD8608ARUZ-REEL?
The CMRR of the AD8608ARUZ-REEL is typically 100 dB over the temperature range of -40°C to +125°C.[
- How much current does the AD8608ARUZ-REEL typically consume per amplifier?
The AD8608ARUZ-REEL typically consumes 1 to 1.2 mA of current per amplifier when the output current is 0 mA.[
