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Name: AD8402ARZ100-REEL
Brand: Analog Devices Inc.
SKU: AD8402ARZ100-REEL
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. AD8402ARZ100-REEL

Part No.:: AD8402ARZ100-REEL

Manufacturer:: Analog Devices Inc.

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

Datasheet:: AD8402ARZ100-REEL.pdf

Description:: IC DGT POT 100KOHM 256TAP 14SOIC

In Stock:: 3934

Quantity:: Add To Cart

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AD8402ARZ100-REEL Typical application Circuitry

Unveiling the marvels of the electronics domain, one cannot overlook the finesse of chips like the AD8402ARZ100-REEL. Here's a nuanced look into its capabilities.

Chip Essence:

The AD8402ARZ100-REEL functions as a digitally-controlled, dual-channel potentiometer. Unlike its mechanical counterparts, this digital potentiometer offers electronically-controlled precision adjustments.

Application Realms:

The versatile AD8402ARZ100-REEL finds utility in a variety of arenas:

- Audio amplification systems for volume and balance adjustments

- Programmable voltage sources

- Feedback loop systems for power supplies

- Electronic calibration of circuits

Core Features:

- Channel Dynamics: Houses two potentiometer channels

- Granular Control: Features 256-position linear adjustment capability

- Resistive Nature: Exhibits an end-to-end resistance of around 100 kΩ

- Operating Voltage Range: Flourishes between 2.7 V and 5.5 V

- Communication: Adopts an SPI-compatible serial interface

Crafting a Circuit: Volume Control in Audio Systems:

1. Energizing the Chip: Link the AD8402ARZ100-REEL's VDD terminal to a suitable +5V power source. Concurrently, establish a connection from its GND terminal to the system's ground foundation.

2. Crafting the Communication Pathway: Implementing the SPI protocol, connect the CS, SCLK, and SDI terminals of the potentiometer to their counterparts on your control device, perhaps a microcontroller.

3. Harnessing Audio Control: Integrate the audio input with the A1 terminal. Link the B1 terminal to the ground. The adjusted audio output is then gleaned from the W1 wiper terminal. Replicate this for the second channel via A2, B2, and W2 terminals.

4. Gaining Feedback: For a sophisticated setup, you can extract feedback about the current potentiometer setting by tapping into the SDO terminal.

Reflecting on Design Considerations:

- Maintaining Signal Purity: To ensure pristine signal quality, the AD8402ARZ100-REEL should reside proximal to the audio source.

- Safeguarding Against Noise: To counter potential voltage disturbances, affix bypass capacitors adjacent to the VDD and GND terminals.

- Navigating Digital Perturbations: Being a digitally-controlled entity, this potentiometer should be strategically positioned away from high-frequency domains to sidestep any digital interference.

- Lifespan Considerations: Given that digital potentiometers come with a defined adjustment cycle limit, it's pivotal to gauge the frequency of adjustments across the device's operational life.

In summation, with the AD8402ARZ100-REEL, you're not just harnessing a chip but unlocking a realm of precision-driven adjustments. By meticulously integrating it, bearing in mind its intricacies, you can tap into unparalleled performance in a slew of applications.

AD8402ARZ100-REEL information

AD8402ARZ100-REEL Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,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:
±30%
TemperatureCoefficient(Typ):
500ppm/°C
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

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6. What is the process for return or replacement of AD8402ARZ100-REEL?

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 AD8402ARZ100-REEL we delivered, we will accept the replacement or return of the AD8402ARZ100-REEL 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 AD8402ARZ100-REEL.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations