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AD8639ARMZ
+BOMIC OPAMP ZERO-DRIFT 2 CIRC 8MSOP
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD8639ARMZ
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Datasheet AD8639ARMZ DataSheet
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Package MSOP-8
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In Stock4395
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Chopper (Zero-Drift) |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 2V/µs |
| GainBandwidthProduct | 1.5 MHz |
| Current-InputBias | 1 pA |
| Voltage-InputOffset | 3 µV |
| Current-Supply | 1.25mA (x2 Channels) |
| Current-Output/Channel | 37 mA |
| Voltage-SupplySpan(Min) | 5 V |
| Voltage-SupplySpan(Max) | 16 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Overview
Description
Key features of the AD8639ARMZ include a low offset voltage of typically 100 µV, a low input bias current of 1 pA, and a low noise level of 4.5 nV/√Hz. With a bandwidth of 12 MHz and a slew rate of 5 V/µs, it is ideal for applications requiring fast and accurate signal processing. The rail-to-rail input and output capabilities allow it to maximize its dynamic range, which is beneficial in low-voltage applications.
The AD8639ARMZ is commonly used in medical devices, industrial control systems, and precision instrumentation. Its reliability and precision make it a preferred choice in designs where accuracy and stability are crucial.
Equivalent
1. Texas Instruments OPA2277 series
2. Linear Technology (now Analog Devices) LT1013 series
3. Maxim Integrated (now part of Analog Devices) MAX4238/9
These alternatives offer similar precision and low-noise performance, but specific characteristics like supply voltage range, bandwidth, and packaging may vary. Always check the datasheets to ensure compatibility for your application.
Features
1. Low Noise: It offers a low voltage noise of 6 nV/√Hz, suitable for low-noise applications.
2. High Precision: With low input offset voltage and drift, it ensures high accuracy.
3. Low Power Consumption: Operates with low supply current, ideal for battery-powered devices.
4. Wide Supply Range: Supports a wide supply voltage range from 5 V to 16 V, enhancing versatility.
5. Rail-to-Rail Output: Provides rail-to-rail output swing, maximizing signal range.
6. High CMRR and PSRR: Ensures high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) for improved performance in noisy environments.
7. Temperature Range: Operates over an extended temperature range suitable for various applications.
These features make the AD8639ARMZ suitable for precision instrumentation, sensor interfaces, and other demanding analog signal processing applications.