Overview
The AD8293G80ARJZ-R7 is a low-cost, zero-drift instrumentation amplifier (In-Amp) produced by Analog Devices Inc. This component is designed to offer high precision and low noise, making it suitable for a variety of applications that require accurate signal amplification. The AD8293G80 incorporates gain setting resistors and filter resistors, reducing the need for external components. It operates on a single supply voltage ranging from 1.8 V to 5.5 V and features rail-to-rail output, enhancing its versatility in different circuit configurations.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 1.8 to 5.5 | V |
| Operating Temperature Range | -40 to +85 | °C |
| Offset Voltage | 20 μV (max) | μV |
| Offset Drift | 0.3 μV/°C (max) | μV/°C |
| Gain Drift | 25 ppm/°C (max) | ppm/°C |
| Common Mode Rejection Ratio (CMRR) | 140 dB (typical) | dB |
| Voltage Noise | 0.7 μV p-p (0.01 Hz to 10 Hz) | μV p-p |
| Supply Current | 1.0 to 1.3 mA | mA |
| Package Type | 8-Lead SOT-23 |
Key Features
- Low offset voltage and drift: Ensures high accuracy in signal amplification.
- High common-mode rejection ratio (CMRR): Reduces interference from common-mode signals.
- Low noise: Suitable for applications requiring minimal noise contribution.
- Single-supply operation: Compatible with a wide range of supply voltages from 1.8 V to 5.5 V.
- Rail-to-rail output: Allows for full output swing, maximizing dynamic range.
- Incorporates gain setting and filter resistors: Reduces the number of external components needed.
- Lead-free and RoHS compliant: Meets environmental and safety standards.
Applications
- Current sensing: Ideal for monitoring current in various systems.
- Strain gauges: Used in precision instrumentation for strain measurement.
- Laser diode control loops: Provides stable and accurate control signals.
- Portable medical instruments: Suitable for medical devices requiring low noise and high accuracy.
- Thermocouple amplifiers: Enhances signal quality in thermocouple-based temperature measurement systems.
- Precision instrumentation: Used in position and pressure sensors, and other precision measurement applications.
Q & A
- What is the operating temperature range of the AD8293G80ARJZ-R7?
The operating temperature range is -40°C to +85°C.
- What is the typical common-mode rejection ratio (CMRR) of this component?
The typical CMRR is 140 dB.
- What is the maximum offset voltage of the AD8293G80ARJZ-R7?
The maximum offset voltage is 20 μV.
- What is the supply voltage range for this component?
The supply voltage range is from 1.8 V to 5.5 V.
- Does the AD8293G80ARJZ-R7 require external gain setting resistors?
No, it incorporates the gain setting resistors internally.
- What is the typical supply current of the AD8293G80ARJZ-R7?
The typical supply current is 1.0 to 1.3 mA.
- Is the AD8293G80ARJZ-R7 RoHS compliant?
- What package type is the AD8293G80ARJZ-R7 available in?
- What are some common applications of the AD8293G80ARJZ-R7?
- How does the AD8293G80ARJZ-R7 reduce noise in the output signal?
