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AD8422ARZ
+BOMAD8422 - HIGH PERFORMANCE INAMP
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メーカーテキサス・インスツルメンツ
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メーカー品番 #AD8422ARZ
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データシート AD8422ARZ DataSheet
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パッケージ SOIC-8
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在庫状況3872
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Bulk |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.8V/µs |
| -3dbBandwidth | 2.2 MHz |
| Current-InputBias | 500 pA |
| Voltage-InputOffset | 60 µV |
| Current-Supply | 300µA |
| Current-Output/Channel | 20 mA |
| Voltage-SupplySpan(Min) | 4.6 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The device is available in a compact SOIC package, making it suitable for space-constrained designs. The AD8422ARZ is often used in medical instrumentation, industrial process controls, and data acquisition systems due to its precision and reliability. It also features adjustable gain settings, allowing users to tailor the amplification factor to their specific needs. With its robust performance characteristics, the AD8422ARZ is a versatile solution for high-performance signal processing tasks.
Equivalent
1. INA128/INA129 from Texas Instruments - Precision instrumentation amplifiers with similar specifications.
2. MAX4194/MAX4195 from Maxim Integrated - Low-noise instrumentation amplifiers.
3. LT1167 from Analog Devices (formerly Linear Technology) - Precision instrumentation amplifier.
4. THS4521 from Texas Instruments - Fully differential amplifier that can be configured for similar applications.
Always verify the specifications to ensure compatibility with your application.
Features
1. High CMRR: Provides excellent Common-Mode Rejection Ratio, essential for accurate signal amplification in noisy environments.
2. Low Noise: Boasts low input voltage and current noise, ensuring signal integrity and precision.
3. Wide Supply Range: Operates efficiently over a broad range of supply voltages, enhancing versatility in different applications.
4. Rail-to-Rail Output: Offers a rail-to-rail output swing, maximizing dynamic range.
5. Low Offset Voltage: Features low offset voltage and drift, ensuring consistent performance over time.
6. High Accuracy: Delivers high precision with low gain error, contributing to accurate measurements.
7. Temperature Stability: Maintains performance across a wide temperature range, suitable for demanding environments.
8. Adjustable Gain: Gain can be easily set with external resistors, providing flexibility.
These features make the AD8422ARZ ideal for applications requiring high precision and reliability, such as medical instrumentation, industrial process controls, and data acquisition systems.
Pinout
1. Pin 1 (RG): Gain-setting resistor pin. Connecting a resistor between the two RG pins (pins 1 and 8) sets the gain of the amplifier.
2. Pin 2 (V-): Negative supply voltage pin.
3. Pin 3 (Vin-): Inverting input for the amplifier.
4. Pin 4 (Vin+): Non-inverting input for the amplifier.
5. Pin 5 (Ref): Reference voltage input. This pin is used to set the output reference voltage.
6. Pin 6 (Vout): Output pin for the amplifier.
7. Pin 7 (V+): Positive supply voltage pin.
8. Pin 8 (RG): Gain-setting resistor pin, similar to pin 1.
The AD8422ARZ is known for its high precision, low power consumption, and wide gain range, making it suitable for various applications requiring high accuracy.
Manufacturer
Application
1. Medical Instrumentation: It is used for ECG, EEG, and other physiological monitoring systems due to its low noise and high gain accuracy.
2. Industrial Process Control: Suitable for pressure, temperature, and flow measurement systems, providing reliable signal conditioning.
3. Weigh Scales and Bridge Sensors: Offers precise amplification for load cells and strain gauges.
4. Data Acquisition Systems: Enhances signal quality for high-resolution ADCs.
5. Test and Measurement Equipment: Ensures accurate and stable signal amplification in various analytical instruments.
These applications benefit from the AD8422ARZ's low power consumption, wide bandwidth, and high common-mode rejection ratio.