Overview
The OP497GS-REEL, produced by Analog Devices Inc., is a quad operational amplifier (op amp) known for its precision performance and low power consumption. It is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) package, which is industry-standard and space-saving. This quad op amp combines exceptional precision with extremely low input bias current, making it highly suitable for a wide range of applications. The OP497GS-REEL operates from supply voltages as low as ±2 V to ±20 V, ensuring versatility in various system designs.
Key Specifications
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | TA = 25°C, VS = ±15 V | 40 | 75 | 80 | μV |
| Average Input Offset Voltage Drift | TCVOS | TMIN − TMAX | 0.4 | 1.0 | μV/°C | |
| Input Bias Current | IB | VCM = 0 V, TA = 25°C | 40 | 150 | pA | |
| Open-Loop Gain | TA = 25°C, VS = ±15 V | 2000 | V/mV | |||
| Supply Current per Amplifier | ISY | No load, TA = 25°C | 525 | 625 | μA | |
| Supply Voltage Range | VS | ±2 | ±20 V | |||
| Common-Mode Rejection Ratio | CMRR | VCM = ±13 V | 114 | dB |
Key Features
- Low offset voltage: 75 μV maximum
- Low offset voltage drift: 1.0 μV/°C maximum
- Very low bias current: 150 pA maximum at 25°C
- Very high open-loop gain: 2000 V/mV minimum
- Low supply current (per amplifier): 625 μA maximum
- Operates from ±2 V to ±20 V supplies
- High common-mode rejection: 114 dB minimum
- High power supply rejection: >120 dB
- Superbeta input stage with bias current cancellation
Applications
- Strain gage and bridge amplifiers
- High stability thermocouple amplifiers
- Instrumentation amplifiers
- Photocurrent monitors
- High gain linearity amplifiers
- Long-term integrators/filters
- Sample-and-hold amplifiers
- Peak detectors
- Logarithmic amplifiers
- Battery-powered systems
Q & A
- What is the typical offset voltage of the OP497GS-REEL?
The typical offset voltage is 75 μV maximum at 25°C.
- What is the input bias current of the OP497GS-REEL?
The input bias current is 150 pA maximum at 25°C.
- What is the open-loop gain of the OP497GS-REEL?
The open-loop gain exceeds 2000 V/mV minimum.
- What is the supply current per amplifier for the OP497GS-REEL?
The supply current per amplifier is 625 μA maximum.
- What is the common-mode rejection ratio (CMRR) of the OP497GS-REEL?
The CMRR is 114 dB minimum.
- What are the operating supply voltage ranges for the OP497GS-REEL?
The OP497GS-REEL operates from ±2 V to ±20 V supplies.
- What types of applications is the OP497GS-REEL suitable for?
The OP497GS-REEL is suitable for strain gage and bridge amplifiers, thermocouple amplifiers, instrumentation amplifiers, photocurrent monitors, high gain linearity amplifiers, long-term integrators/filters, sample-and-hold amplifiers, peak detectors, logarithmic amplifiers, and battery-powered systems.
- What is the package type of the OP497GS-REEL?
The OP497GS-REEL is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) package.
- How does the OP497GS-REEL handle capacitive loading on the output?
The OP497GS-REEL is extremely tolerant of capacitive loading on the output and displays excellent response even with 1000 pF loads.
- What is the slew rate of the OP497GS-REEL?
The slew rate is 0.05 to 0.15 V/μs.
