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AD8642ARMZ
+BOMIC OPAMP JFET 2 CIRCUIT 8MSOP
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD8642ARMZ
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Datasheet AD8642ARMZ DataSheet
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Package MSOP-8
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In Stock3806
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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
Housed in a compact MSOP-8 package, the AD8642ARMZ offers a gain bandwidth product of 10 MHz and a slew rate of 5 V/μs, allowing it to handle high-speed applications effectively. Its rail-to-rail input and output capability enhances its versatility in different circuit configurations. Furthermore, the amplifier exhibits a low total harmonic distortion (THD), which ensures high fidelity in signal processing applications.
Its robust design also includes over-temperature protection, ensuring reliability across a broad temperature range. This combination of features makes the AD8642ARMZ suitable for battery-powered devices and other applications requiring efficient power usage and high performance.
Equivalent
1. OPA2134 from Texas Instruments: A high-performance audio op-amp with similar precision and low noise.
2. LT1057 from Analog Devices (formerly Linear Technology): A precision dual op-amp with low noise and offset voltage.
3. TL072 from Texas Instruments: A widely used dual JFET-input op-amp, though with slightly different specifications.
Ensure compatibility based on detailed specifications such as voltage range, bias current, and package type before substituting.
Features
1. Low Power Consumption: Designed for energy-efficient applications.
2. Rail-to-Rail Input and Output: Maximizes dynamic range in low supply voltage conditions.
3. Precision Performance: Offers low offset voltage and low bias current, essential for high-accuracy applications.
4. Wide Supply Voltage Range: Operates from 2.7V to 5.5V, making it versatile for various systems.
5. Low Noise: Suitable for noise-sensitive applications due to its low voltage noise density.
6. Small Package: Comes in a compact MSOP-8 package, saving space on PCBs.
7. Temperature Range: Operates efficiently across a wide temperature range, typically from -40°C to +125°C.
These features make the AD8642ARMZ ideal for use in portable instruments, medical devices, and other precision electronic applications.
Pinout
Manufacturer
Application
1. Instrumentation: Provides accurate signal conditioning in medical devices and analytical instruments.
2. Data Acquisition Systems: Enhances performance in systems requiring precise analog-to-digital conversion.
3. Industrial Control: Optimizes control systems with its high accuracy and stability.
4. Automotive: Used in sensor signal processing and control units for its robustness and reliability.
5. Communications Equipment: Supports high-performance signal amplification in RF and other communication systems.
These areas leverage the AD8642ARMZ’s low input bias current, low offset voltage, and wide bandwidth.