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Name: AD8402AN100
Brand: Analog Devices Inc.
SKU: AD8402AN100
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc. AD8402AN100

Part No.:: AD8402AN100

Manufacturer:: Analog Devices Inc.

Package:: 14-DIP (0.300, 7.62mm)

Datasheet:: AD8402AN100.pdf

Description:: SERIAL DIGI-POT 256 POSITIONS

In Stock:: 1629

Quantity:: Add To Cart

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AD8402AN100 Specifications

Package/Case:
14-DIP (0.300, 7.62mm)
Packaging:
Bulk
Series:
-
ProductStatus:
Active
Taper:
Linear
Configuration:
Potentiometer
NumberofCircuits:
2
NumberofTaps:
256
Resistance(Ohms):
100k
Interface:
SPI
MemoryType:
Volatile
Voltage-Supply:
2.7V ~ 5.5V
Features:
-
Tolerance:
±1%
TemperatureCoefficient(Typ):
500ppm/°C
MountingType:
Through Hole
OperatingTemperature:
-40°C ~ 125°C

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AD8402AN100 information

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AD8402AN100 Application Introduction

AD8402AN100 is a dual-channel digital potentiometer with 256-position resolution, suitable for a wide range of applications in circuit design.

Application Scenario:

In electronic instrumentation, AD8402AN100 can be utilized to calibrate or adjust gain settings in analog signal conditioning circuits, ensuring precise measurement accuracy.

Circuit Design:

To effectively integrate AD8402AN100 into a circuit design, consider the following steps:

1. Voltage Reference:

Provide a stable voltage reference, typically using voltage regulators or precision voltage references, to ensure accurate digital-to-analog conversion within AD8402AN100.

2. Signal Integrity:

Minimize signal distortion and noise by employing proper grounding techniques and signal routing practices. Ensure that sensitive analog signals remain isolated from digital noise sources to maintain signal integrity.

3. Thermal Management:

Implement thermal management measures, such as heat sinks or proper PCB layout, to dissipate heat generated during operation and prevent AD8402AN100 from exceeding its maximum operating temperature.

4. Power Supply Decoupling:

Utilize decoupling capacitors placed close to the power supply pins of AD8402AN100 to filter out high-frequency noise and ensure stable operation, especially during dynamic load changes.

5. Output Load Consideration:

Ensure that the output load connected to AD8402AN100 remains within the specified limits to prevent excessive current flow and maintain device reliability. Use appropriate buffer circuits if driving heavy loads.

Design Optimization:

For optimal performance and reliability, consider the following design optimization techniques:

- Gain Accuracy: Calibrate AD8402AN100 to compensate for any gain errors or nonlinearities in the signal path, ensuring precise output voltages.

- Temperature Compensation: Implement temperature compensation algorithms to adjust potentiometer settings based on environmental temperature variations, maintaining consistent performance over a wide temperature range.

- Feedback Loop Stability: Analyze the feedback loop stability of the overall circuit to prevent oscillations or instability caused by AD8402AN100's interaction with other components.

- EMI Mitigation: Shield sensitive analog components from electromagnetic interference and ensure proper grounding to minimize EMI-induced errors in AD8402AN100's operation.

- Robust Testing: Thoroughly test the circuit under various operating conditions, including temperature extremes and load variations, to validate performance and reliability before deployment.

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3. Are the AD8402AN100 price and inventory displayed accurate?

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6. What is the process for return or replacement of AD8402AN100?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AD8402AN100 we delivered, we will accept the replacement or return of the AD8402AN100 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of AD8402AN100.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations