What is the Additional Feature ?

Name: AD8402AR1
Brand: Analog Devices Inc.
SKU: AD8402AR1
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. AD8402AR1

Part No.:: AD8402AR1

Manufacturer:: Analog Devices Inc.

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: AD8402AR1.pdf

Description:: IC DGTL POT 1KOHM 256TAP 14SOIC

In Stock:: 2068

Quantity:: Add To Cart

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AD8402AR1 Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
Taper:
Linear
Configuration:
Potentiometer
NumberofCircuits:
2
NumberofTaps:
256
Resistance(Ohms):
1k
Interface:
SPI
MemoryType:
Volatile
Voltage-Supply:
2.7V ~ 5.5V
Features:
-
Tolerance:
±33%
TemperatureCoefficient(Typ):
500ppm/°C
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

AD8402AR1 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD8402AR1 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for AD8402AR1 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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AD8402AR1 information

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AD8402AR1 Application Introduction

AD8402AR1 is a dual-channel, digital potentiometer manufactured by Analog Devices, commonly used in various analog and mixed-signal circuit designs for its flexibility and precision.

Application Scenario:

In audio equipment, AD8402AR1 can be utilized to control volume levels or equalization settings, providing users with customizable audio experiences.

Circuit Design:

To effectively integrate AD8402AR1 into a circuit design, consider the following steps:

1. Signal Path Integration:

Connect the wiper terminals of AD8402AR1 to the desired points in the signal path, such as the input or output of an amplifier stage. Ensure proper impedance matching and signal integrity considerations.

2. Control Interface:

Utilize the SPI (Serial Peripheral Interface) protocol to communicate with AD8402AR1 from the microcontroller or digital signal processor (DSP). Configure the relevant GPIO pins for SPI communication, such as MOSI, MISO, and SCLK.

3. Power Management:

Ensure stable power supply to AD8402AR1 and associated circuitry. Use voltage regulators and bypass capacitors to minimize noise and ensure reliable operation, especially in audio applications sensitive to power disturbances.

4. Thermal Considerations:

Implement thermal management techniques to prevent overheating of AD8402AR1 during operation. Ensure adequate ventilation and heat sinking, especially if the circuit operates in high ambient temperature environments.

5. Calibration and Testing:

Calibrate AD8402AR1 for accurate resistance settings and conduct thorough testing to verify its performance across the intended range of operation. Consider factors like linearity, resolution, and temperature stability during testing.

Considerations:

When designing with AD8402AR1, keep the following considerations in mind:

- Digital Interface Compatibility: Ensure compatibility with the microcontroller or DSP's digital interface specifications to facilitate seamless communication with AD8402AR1.

- Signal-to-Noise Ratio (SNR): Minimize noise in the circuit design to preserve signal fidelity and achieve high SNR, especially in audio applications where noise can degrade audio quality.

- Output Impedance Matching: Match the output impedance of AD8402AR1 to the impedance of the following stage or load to prevent signal reflections and ensure optimal signal transfer.

- Grounding and Layout: Pay attention to grounding schemes and layout practices to minimize ground loops and signal coupling issues, which can affect the performance of AD8402AR1 and the overall circuit.

- EMI/EMC Compliance: Design the circuit layout and shielding to mitigate electromagnetic interference and ensure compliance with electromagnetic compatibility standards, especially in sensitive applications.

AD8402AR1 FAQ

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3. Are the AD8402AR1 price and inventory displayed accurate?

The price and inventory of AD8402AR1 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of AD8402AR1?

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 AD8402AR1 we delivered, we will accept the replacement or return of the AD8402AR1 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 AD8402AR1.

(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