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AD8642ARZ
+BOMIC OPAMP JFET 2 CIRCUIT 8SOIC
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD8642ARZ
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Datasheet AD8642ARZ DataSheet
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Package SOIC-8
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In Stock5899
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Specifications
| Attribute | Value |
| Package / Case | Tube |
| Part Status | Active |
| Amplifier Type | J-FET |
| Number of Circuits | 2 |
| Output Type | Rail-to-Rail |
| Slew Rate | 3V/µs |
| Gain Bandwidth Product | 3.5 MHz |
| Current - Input Bias | 0.25 pA |
| Voltage - Input Offset | 70 µV |
| Supply Current | 200µA (x2 Channels) |
| Current - Output / Channel | 12 mA |
| Voltage - Supply Span(Min) | 5 V |
| Voltage - Supply Span(Max) | 26 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Overview
Description
Equivalent
1. Texas Instruments OPA2134 - Low-noise, high-speed audio operational amplifier.
2. Linear Technology (Analog Devices) LT1468 - Precision, low-noise JFET-input operational amplifier.
3. Maxim Integrated MAX44267 - Low-noise, precision operational amplifier.
When selecting an equivalent, consider the specific parameters like voltage range, bandwidth, noise levels, and package type.
Features
1. Low Noise: It offers a low input voltage noise, which makes it ideal for precision signal processing applications.
2. Low Power Consumption: The amplifier is designed to operate with low power, making it suitable for battery-powered and portable devices.
3. Rail-to-Rail Output: It provides a rail-to-rail output swing, enhancing its dynamic range and making it versatile for various applications.
4. Wide Supply Range: The device can operate on a wide supply voltage range, increasing its flexibility across different systems.
5. High Slew Rate and Bandwidth: It is characterized by a high slew rate and wide bandwidth, ensuring fast and accurate signal processing.
6. Precision: The amplifier demonstrates excellent DC precision, essential for applications requiring high accuracy.
7. Single and Dual Versions: Available in single and dual configurations to cater to different circuit requirements.
These features make the AD8642ARZ suitable for medical instruments, precision data acquisition systems, and other applications requiring high accuracy and low noise.
Pinout
1. Pin 1 (OUT A): Output for the first operational amplifier.
2. Pin 2 (IN A-): Inverting input for the first operational amplifier.
3. Pin 3 (IN A+): Non-inverting input for the first operational amplifier.
4. Pin 4 (V-): Negative power supply voltage.
5. Pin 5 (IN B+): Non-inverting input for the second operational amplifier.
6. Pin 6 (IN B-): Inverting input for the second operational amplifier.
7. Pin 7 (OUT B): Output for the second operational amplifier.
8. Pin 8 (V+): Positive power supply voltage.
The AD8642ARZ is designed for low power applications with high accuracy and low noise, making it suitable for use in precision instrumentation, sensor interfaces, and other applications requiring reliable analog signal processing.
Manufacturer
Application
1. Instrumentation: Used in precision sensors and measurement devices due to its high accuracy and low noise.
2. Medical Equipment: Suitable for diagnostic tools that require low distortion and high linearity.
3. Data Acquisition Systems: Effective in systems needing precise signal conditioning.
4. Active Filters: Utilized where stable filtering performance is necessary.
5. Automotive Systems: Applied in control systems requiring high reliability.
6. Communication Devices: Enhances signal integrity in transmitting and receiving applications.
These applications benefit from the amplifier's high performance and versatility in various demanding environments.