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Product Name: AD8221ARZ-R7
Product Overview:
The AD8221ARZ-R7 is a precision, low-power instrumentation amplifier designed for applications that require accurate amplification of small signals in the presence of noise and interference. This amplifier offers exceptional performance with its low input offset voltage, low input bias current, and high common-mode rejection ratio (CMRR), making it ideal for applications such as medical instrumentation, industrial measurement systems, and data acquisition. With its versatile features and reliable performance, the AD8221ARZ-R7 provides engineers and designers with a robust solution for high-quality amplification in demanding environments.
Key Features:
- Low Input Offset Voltage: The AD8221ARZ-R7 features an input offset voltage of 50 µV (maximum), ensuring precise amplification with minimal error.
- Low Input Bias Current: With a maximum input bias current of 1 nA, this amplifier minimizes the impact on signal sources and maintains signal integrity.
- High Common-Mode Rejection Ratio (CMRR): The amplifier exhibits a CMRR of 110 dB (minimum) at 60 Hz, providing effective rejection of common-mode interference.
- Low Noise: The AD8221ARZ-R7 maintains low noise performance with a voltage noise density of 9 nV/√Hz, making it suitable for applications requiring high signal fidelity.
- Wide Bandwidth: With a -3 dB bandwidth of 1 MHz (typical), this amplifier can handle a wide range of signals and frequencies.
- Low Power Consumption: With a supply current of 450 µA (maximum), this amplifier is suitable for power-sensitive applications and helps extend battery life.
- Wide Supply Voltage Range: The AD8221ARZ-R7 can operate from a single supply voltage range of 2.2 V to 36 V, providing compatibility with various systems.
- Robust Protection: Built-in protection features include overvoltage protection and electrostatic discharge (ESD) protection, ensuring safe operation and device longevity.
Applications:
- Medical instrumentation
- Industrial measurement systems
- Data acquisition
- Strain and pressure measurement
- Bridge amplification
- Test and measurement equipment
Product Specifications:
| Parameter | Value |
| Supply Voltage Range | 2.2 V to 36 V |
| Operating Temperature Range | -40°C to +125°C |
| Input Offset Voltage | 50 µV (maximum) |
| Input Bias Current | 1 nA (maximum) |
| Input Voltage Noise | 9 nV/√Hz |
| Gain Bandwidth Product | 1 MHz (typical) |
| CMRR | 110 dB at 60 Hz (minimum) |
| Supply Current | 450 µA (maximum) |
| Package | 8-Lead SOIC, 8-Lead MSOP |
The AD8221ARZ-R7 is a precision, low-power instrumentation amplifier that delivers exceptional performance in terms of accuracy, noise rejection, and power efficiency. It is well-suited for a wide range of applications, including medical instrumentation, industrial measurement systems, and data acquisition. With its low offset voltage, low noise, and high CMRR, the AD8221ARZ-R7 provides engineers and designers with the tools they need to achieve accurate and reliable amplification in demanding environments. Its compact size and versatile features make it easy to integrate into various designs, ensuring optimal performance and efficiency. Choose the AD8221ARZ-R7 for your amplification needs and experience superior quality and performance.
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