Overview
The AD8223ARZ is a single-supply instrumentation amplifier produced by Analog Devices Inc. This integrated amplifier is designed to deliver rail-to-rail output swing on a single supply, making it versatile for a wide range of applications. It operates within a supply voltage range of 3 V to 24 V and can also function with dual supplies from ±2 V to ±12 V. The AD8223ARZ is known for its low power consumption, wide input common-mode range, and high accuracy, making it ideal for battery-powered and precision measurement applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD8223ARZ |
| Package | 8-SOIC (0.154, 3.90mm Width) |
| Number of Channels | 1 |
| Output Type | Rail-to-Rail |
| Operating Supply Current | 500 μA (max) |
| Input Bias Current | 12 nA (max) |
| Common Mode Rejection Ratio (CMRR) | 86 dB |
| Power Supply Rejection Ratio (PSRR) | 80 dB |
| Input Offset Voltage (Vos) | 25 μV |
| Slew Rate | 0.3 V/μs |
| Bandwidth (-3dB) | 0.2 MHz |
| Supply Voltage | Single: 3 V to 24 V, Dual: ±2 V to ±12 V |
Key Features
- Single-Supply Operation: The AD8223ARZ can operate on a single supply from 3 V to 24 V, as well as dual supplies from ±2 V to ±12 V.
- Rail-to-Rail Output Swing: Ensures maximum dynamic range when operating from low supply voltages.
- Low Power Consumption: Consumes only 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 rail.
- High Accuracy: Features low input bias current and high CMRR, ensuring high signal fidelity.
- Simple Gain Setting: Gain can be set with a single external resistor, allowing for gains from 5 to 1000.
Applications
- Battery-Powered Devices: Ideal for portable and battery-powered applications due to its low power consumption.
- Precision Measurement Instruments: Suitable for use in precision measurement instruments requiring high accuracy and low noise.
- Industrial Automation: Used in various industrial automation applications where reliable and precise signal amplification is necessary.
- Medical Devices: Applicable in medical devices that require high signal integrity and low power consumption.
- Smart Industry and Digital Health: Aligns with applications in smart industry, electrification, and digital health due to its precision technology signal chains.
Q & A
- What is the supply voltage range for the AD8223ARZ?
The AD8223ARZ can operate on a single supply from 3 V to 24 V and with dual supplies from ±2 V to ±12 V.
- What is the maximum operating supply current of the AD8223ARZ?
The maximum operating supply current is 500 μA.
- How is the gain set for the AD8223ARZ?
The gain can be set with a single external resistor, allowing for gains from 5 to 1000.
- What is the input bias current of the AD8223ARZ?
The input bias current is 12 nA (max).
- What is the common-mode rejection ratio (CMRR) of the AD8223ARZ?
The CMRR is 86 dB.
- What is the power supply rejection ratio (PSRR) of the AD8223ARZ?
The PSRR is 80 dB.
- What is the slew rate of the AD8223ARZ?
The slew rate is 0.3 V/μs.
- What is the bandwidth (-3dB) of the AD8223ARZ?
The bandwidth (-3dB) is 0.2 MHz.
- What are some typical applications of the AD8223ARZ?
Typical applications include battery-powered devices, precision measurement instruments, industrial automation, medical devices, and smart industry applications.
- What is the package type of the AD8223ARZ?
The package type is 8-SOIC (0.154, 3.90mm Width).
