Overview
The OP249GSZ is a high-speed, precision dual JFET operational amplifier produced by Analog Devices Inc. It is designed to outperform available dual amplifiers by providing superior speed and excellent DC performance. This dual op-amp is particularly suited for applications requiring high accuracy and fast response times, making it ideal for various high-performance applications.
Key Specifications
| Parameter | Symbol | Conditions | Typical | Maximum | Unit |
|---|---|---|---|---|---|
| Slew Rate | SR | - | 22 | - | V/µs |
| Settling Time (0.01%) | - | - | - | 1.2 | µs |
| Offset Voltage | VOS | VCM = 0 V | 200 | 750 | µV |
| Input Bias Current | IB | VCM = 0 V, TA = 25°C | 75 | 75 | pA |
| Input Offset Current | IOS | VCM = 0 V, TA = 25°C | 25 | 25 | pA |
| Input Voltage Range | IVR | - | - | ±11 | V |
| Common-Mode Rejection Ratio | CMR | VCM = ±11 V | 90 | 90 | dB |
| Large Signal Voltage Gain | AVO | VO = ±10 V, RL = 2 kΩ | 1400 | 1400 | V/mV |
| Total Harmonic Distortion | THD | - | 0.002% | - | % |
Key Features
- Slew Rate: 22 V/µs typical, ensuring fast response times.
- Settling Time: Less than 1.2 µs maximum to 0.01%, making it suitable for high-speed applications.
- Offset Voltage: 200 µV typical, contributing to excellent DC performance.
- Open-Loop Gain: 1000 V/mV minimum, providing high gain accuracy and precision.
- Total Harmonic Distortion: 0.002% typical, ensuring ultralow distortion.
- Symmetrical Slew Rate: Maintains symmetrical slew rates even when driving large loads such as 600 Ω or 200 pF of capacitance.
Applications
- Output Amplifier for Fast DACs and ADCs: Ideal for high-speed bipolar DAC and ADC applications due to its fast settling time and low distortion.
- Signal Processing: Suitable for signal processing applications requiring high accuracy and speed.
- Instrumentation Amplifiers: Used in instrumentation amplifiers where precision and high gain are necessary.
- Professional Audio Applications: Ideal for professional audio due to its ultralow distortion and symmetrical slew rate.
- Active Filters and High-Speed Integrators: Suitable for active filters and high-speed integrators due to its high slew rate and low distortion.
- Servo Systems and Buffer Amplifiers: Used in servo systems and buffer amplifiers where high precision and fast response are required.
Q & A
- What is the typical slew rate of the OP249GSZ?
The typical slew rate of the OP249GSZ is 22 V/µs.
- What is the maximum settling time of the OP249GSZ to 0.01%?
The maximum settling time of the OP249GSZ to 0.01% is 1.2 µs.
- What is the typical offset voltage of the OP249GSZ?
The typical offset voltage of the OP249GSZ is 200 µV.
- What is the minimum open-loop gain of the OP249GSZ?
The minimum open-loop gain of the OP249GSZ is 1000 V/mV.
- What is the typical total harmonic distortion of the OP249GSZ?
The typical total harmonic distortion of the OP249GSZ is 0.002%.
- What are some common applications of the OP249GSZ?
The OP249GSZ is commonly used in output amplifiers for fast DACs and ADCs, signal processing, instrumentation amplifiers, professional audio applications, active filters, high-speed integrators, servo systems, and buffer amplifiers.
- What is the input voltage range of the OP249GSZ?
The input voltage range of the OP249GSZ is ±11 V.
- What is the common-mode rejection ratio (CMRR) of the OP249GSZ?
The common-mode rejection ratio (CMRR) of the OP249GSZ is 90 dB.
- Is the OP249GSZ RoHS compliant?
Yes, the OP249GSZ is RoHS compliant.
- What is the package type of the OP249GSZ?
The OP249GSZ is available in an 8-pin SOIC package.
