Overview
The AD8223BRMZ-RL, produced by Analog Devices Inc., is a single-supply, low-cost instrumentation amplifier. This device is designed to deliver high performance with minimal power consumption, making it ideal for battery-powered applications. The AD8223BRMZ-RL features a rail-to-rail output swing and can operate from a single supply voltage ranging from 3V to 24V, or from a dual supply voltage ranging from ±2V to ±12V. Its simplicity and versatility, with gain adjustable via a single external resistor, make it a robust choice for various instrumentation and measurement applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range (Single Supply) | 3 | 24 | V | |
| Supply Voltage Range (Dual Supply) | ±2 | ±12 | V | |
| Quiescent Current | 350 | 500 | μA | |
| Gain Range | 5 | 1000 | V/V | |
| Input Bias Current | 25 | nA | ||
| Common-Mode Rejection Ratio (CMRR) at G=5 | 80 | 86 | dB | |
| Small Signal -3 dB Bandwidth at G=5 | 200 | kHz | ||
| Slew Rate | 0.3 | V/μs | ||
| Settling Time to 0.01% at G=5 | 30 | μs | ||
| Operating Temperature Range | -40 | 85 | °C |
Key Features
- Gain Adjustability: The gain can be set with a single external resistor, allowing gains from 5 to 1000.
- Rail-to-Rail Output: Provides full output swing from the negative to the positive supply rail.
- Low Power Consumption: Operates at 1.5 mW at 3 V, making it suitable for battery-powered applications.
- Wide Input Common-Mode Range: Can amplify signals with a common-mode voltage up to 150 mV below the negative supply rail.
- High CMRR and Low Noise: Offers high common-mode rejection ratio and low noise levels, ensuring high signal integrity.
- Temperature Stability and Reliability: Provides superior linearity, temperature stability, and reliability in a compact package.
Applications
- Battery-Powered Devices: Ideal for applications where low power consumption is critical.
- Medical Devices: Suitable for medical instrumentation due to its high accuracy and low noise.
- Industrial Automation: Used in various industrial measurement and control systems.
- Aerospace and Defense: Applies to systems requiring high reliability and precision.
- Test and Measurement Equipment: Utilized in oscilloscopes, multimeters, and other test equipment.
Q & A
- What is the supply voltage range for the AD8223BRMZ-RL?
The AD8223BRMZ-RL can operate from a single supply voltage ranging from 3V to 24V or from a dual supply voltage ranging from ±2V to ±12V.
- How is the gain of the AD8223BRMZ-RL adjusted?
The gain can be set with a single external resistor, allowing gains from 5 to 1000.
- What is the typical quiescent current of the AD8223BRMZ-RL?
The typical quiescent current is 350 μA to 500 μA.
- What is the common-mode rejection ratio (CMRR) of the AD8223BRMZ-RL at a gain of 5?
The CMRR at a gain of 5 is typically 86 dB).
- What is the slew rate of the AD8223BRMZ-RL?
The slew rate is typically 0.3 V/μs).
- What is the operating temperature range of the AD8223BRMZ-RL?
The operating temperature range is from -40°C to 85°C).
- What are the typical applications of the AD8223BRMZ-RL?
It is used in battery-powered devices, medical devices, industrial automation, aerospace and defense, and test and measurement equipment).
- What package types are available for the AD8223BRMZ-RL?
The AD8223BRMZ-RL is available in an 8-lead MSOP package).
- How does the AD8223BRMZ-RL compare to discrete instrumentation amplifier designs?
The AD8223BRMZ-RL offers superior linearity, temperature stability, and reliability in a more compact space compared to discrete designs).
- What is the input bias current of the AD8223BRMZ-RL?
The input bias current is typically 25 nA).
