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AD8421ARMZ
+StücklisteIC INST AMP 1 CIRCUIT 8MSOP
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD8421ARMZ
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Paket TSSOP-8
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Auf Lager6314
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tube |
| Part Status | Active |
| Amplifier Type | Instrumentation |
| Number of Circuits | 1 |
| Slew Rate | 35V/µs |
| -3 dB Bandwidth | 10 MHz |
| Current - Input Bias | 1 nA |
| Voltage - Input Offset | 60 µV |
| Supply Current | 2mA |
| Current - Output / Channel | 65 mA |
| Voltage - Supply Span(Min) | 5 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Übersicht
Description
The AD8421ARMZ features a high common-mode rejection ratio (CMRR) and low input offset voltage, enhancing precision in differential signal measurements. It operates on a wide power supply range, typically from ±2.3 V to ±18 V, ensuring compatibility with various systems. The amplifier is packaged in a small MSOP-8 package, making it ideal for space-constrained applications. Additionally, the AD8421 boasts low distortion and excellent stability, contributing to its robustness in signal processing tasks. Overall, the AD8421ARMZ is a versatile and reliable option for engineers needing precise amplification in their designs.
Equivalent
Features
1. High Accuracy: The amplifier offers low offset voltage, low offset drift, and high CMRR (Common-Mode Rejection Ratio), ensuring precise signal amplification.
2. Low Noise: It has an ultra-low input voltage noise of 3 nV/√Hz, making it suitable for applications requiring low-noise performance.
3. Wide Bandwidth: The device provides a wide bandwidth of up to 10 MHz, supporting high-speed applications.
4. Programmable Gain: Gain can be set from 1 to 10,000 through an external resistor, offering flexibility in various applications.
5. Wide Supply Range: Operates from ±2.3 V to ±18 V, accommodating a broad range of power supply voltages.
6. Low Power Consumption: Designed for low power use, it is ideal for battery-powered and portable applications.
7. Rail-to-Rail Output: Supports rail-to-rail output swing, maximizing dynamic range.
8. Small Package: Available in a compact MSOP-8 package, optimizing board space.
These features make the AD8421ARMZ suitable for precision instrumentation, medical devices, and data acquisition systems.
Pinout
The AD8421ARMZ comes in an 8-lead MSOP (Mini Small Outline Package). The pin count for this package is 8. The primary function of the AD8421 is to amplify small differential signals in the presence of a large common-mode voltage, making it suitable for precision measurement applications.
Key pin functions include:
- Pin 1: Reference (REF) – For setting the output reference level.
- Pin 2: Negative Input (IN-) – The inverting input terminal.
- Pin 3: Positive Input (IN+) – The non-inverting input terminal.
- Pin 4: Negative Power Supply (V-) – Connects to the negative power supply.
- Pin 5: Gain Setting (RG) – Used to set the gain of the amplifier.
- Pin 6: Output (OUT) – The output terminal of the amplifier.
- Pin 7: Positive Power Supply (V+) – Connects to the positive power supply.
- Pin 8: Gain Setting (RG) – Used in conjunction with pin 5 to set the gain.
This configuration allows the AD8421 to offer high precision and performance in demanding applications.
Manufacturer
Application
1. Medical Instrumentation: For ECG, EEG, and other bioelectric signal amplifications.
2. Industrial Process Control: In sensor signal conditioning and data acquisition systems.
3. Weigh Scales: For precise and stable load cell measurements.
4. Seismic and Vibration Monitoring: Ensures accurate low-frequency signal amplification.
5. Test and Measurement Equipment: For high-accuracy data collection.
6. Aerospace and Defense: In systems requiring reliable, low-noise amplification.
Its versatility and efficiency make it suitable for any application demanding precise and stable signal amplification.