Overview
The OP249GSZ-REEL7, produced by Analog Devices Inc., is a high-speed, precision dual JFET operational amplifier. This component is designed to outperform other available dual amplifiers by offering superior speed combined with excellent DC performance. The OP249 is particularly suited for applications requiring high accuracy and fast response times, making it an ideal choice for various high-speed and precision applications.
Key Specifications
| Parameter | Conditions | Typical | Minimum | Maximum |
|---|---|---|---|---|
| Slew Rate | - | 22 V/µs | - | - |
| Settling Time (0.01%) | - | 1.2 µs | - | - |
| Offset Voltage | VCM = 0 V | 200 µV | 0.2 mV | 0.75 mV |
| Open-Loop Gain | VO = ±10 V, RL = 2 kΩ | 1000 V/mV | 1000 V/mV | 1400 V/mV |
| Total Harmonic Distortion | AV = 1, RL = 10 kΩ | 0.002% | - | - |
| Input Bias Current | VCM = 0 V, TA = 25°C | 75 pA | 30 pA | 75 pA |
| Input Offset Current | VCM = 0 V, TA = 25°C | 25 pA | 6 pA | 25 pA |
| Input Voltage Range | - | ±11 V | - | - |
| Common-Mode Rejection Ratio (CMRR) | VCM = ±11 V | 90 dB | 80 dB | 90 dB |
| Power-Supply Rejection Ratio (PSRR) | VS = ±4.5 V to ±18 V | 31.6 µV/V | 12 µV/V | 50 µV/V |
| Supply Voltage | - | ±4.5 V to ±18 V | - | - |
| Quiescent Current | - | 3.5 mA | - | - |
| Package / Case | - | 8-SOIC (0.154, 3.90mm Width) | - | - |
Key Features
- Slew Rate: 22 V/µs typical, ensuring fast response times.
- Settling Time: Less than 1.2 µs maximum to 0.01%, ideal for high-speed applications.
- Offset Voltage: 200 µV typical, providing low offset errors.
- Open-Loop Gain: 1000 V/mV minimum, offering high gain accuracy.
- Total Harmonic Distortion: 0.002% typical, ensuring low distortion in output signals.
- Symmetrical Slew Rate: Maintains symmetrical slew rates even with large loads.
- Low Input Bias and Offset Currents: Minimizes input-related errors.
- High Common-Mode Rejection Ratio (CMRR): 90 dB typical, enhancing noise rejection.
- High Power-Supply Rejection Ratio (PSRR): 31.6 µV/V typical, reducing power supply noise impact.
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 offset voltage.
- Signal Processing: Suitable for signal processing applications requiring high speed and precision.
- Instrumentation Amplifiers: Used in instrumentation amplifiers where high accuracy and low noise are critical.
- 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 requiring fast response times.
- Servo Systems and Buffer Amplifiers: Used in servo systems and as buffer amplifiers where precision and speed are essential.
Q & A
- What is the typical slew rate of the OP249?
The typical slew rate of the OP249 is 22 V/µs.
- What is the maximum settling time of the OP249 to 0.01% accuracy?
The maximum settling time of the OP249 to 0.01% accuracy is 1.2 µs.
- What is the typical offset voltage of the OP249?
The typical offset voltage of the OP249 is 200 µV.
- What is the minimum open-loop gain of the OP249?
The minimum open-loop gain of the OP249 is 1000 V/mV.
- What is the typical total harmonic distortion of the OP249?
The typical total harmonic distortion of the OP249 is 0.002%.
- What are the common applications of the OP249?
The OP249 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 package type of the OP249GSZ-REEL7?
The package type of the OP249GSZ-REEL7 is 8-SOIC (0.154, 3.90mm Width).
- What is the quiescent current of the OP249?
The quiescent current of the OP249 is 3.5 mA.
- What is the supply voltage range for the OP249?
The supply voltage range for the OP249 is ±4.5 V to ±18 V.
- Is the OP249 RoHS compliant?
Yes, the OP249GSZ-REEL7 is RoHS compliant.
