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Name: ISL22446UFRT20Z-TK
Brand: Renesas Electronics America Inc
SKU: ISL22446UFRT20Z-TK
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Renesas Electronics America Inc ISL22446UFRT20Z-TK

Part No.:: ISL22446UFRT20Z-TK

Manufacturer:: Renesas Electronics America Inc

Package:: 20-WFQFN Exposed Pad

Datasheet:: ISL22446UFRT20Z-TK.pdf

Description:: IC DGT POT 50KOHM 128TAP 20TQFN

In Stock:: 2423

Quantity:: Add To Cart

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ISL22446UFRT20Z-TK Specifications

Package/Case:
20-WFQFN Exposed Pad
Packaging:
Tape & Reel (TR)
Series:
XDCP™
ProductStatus:
Obsolete
Taper:
Linear
Configuration:
Potentiometer
NumberofCircuits:
4
NumberofTaps:
128
Resistance(Ohms):
50k
Interface:
SPI
MemoryType:
Non-Volatile
Voltage-Supply:
2.7V ~ 5.5V
Features:
-
Tolerance:
±20%
TemperatureCoefficient(Typ):
±80ppm/°C
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

ISL22446UFRT20Z-TK this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ISL22446UFRT20Z-TK 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 ISL22446UFRT20Z-TK 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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ISL22446UFRT20Z-TK information

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The working principle and core technical features of ISL22446UFRT20Z-TK

ISL22446UFRT20Z-TK is a digitally controlled potentiometer (DCP) designed by Intersil, offering versatile functionality and precise control capabilities for various electronic applications. It features a non-volatile memory (NVM) that stores the wiper position, ensuring consistent settings even after power cycles.

Working Principle:

The ISL22446UFRT20Z-TK utilizes a resistor ladder network with a wiper that can be digitally controlled to adjust the resistance between the terminal endpoints. This digital control is achieved through serial communication protocols like I2C or SPI, enabling precise resistance settings.

Core Technical Features:

- Non-Volatile Memory (NVM): The integrated NVM ensures that the wiper position is retained even when power is removed, providing consistent performance across power cycles.

- High Resolution: With a resolution of up to 1024 taps, the ISL22446UFRT20Z-TK offers fine granularity in resistance adjustments, allowing for precise tuning in various applications.

- Wide Operating Voltage Range: It operates within a wide voltage range, typically from 2.7V to 5.5V, making it compatible with a broad range of systems and power supplies.

- Low Power Consumption: The device is designed for low power operation, minimizing energy consumption and heat dissipation in the system.

Application Scenario:

In audio systems, ISL22446UFRT20Z-TK can be employed to control volume levels with high precision. By digitally adjusting the resistance in the signal path, it allows for accurate volume control without introducing additional noise or distortion.

Circuit Design:

To integrate ISL22446UFRT20Z-TK into an audio system for volume control, follow these steps:

1. Signal Path Integration:

Connect the input and output signals of the audio system to the terminals of ISL22446UFRT20Z-TK. Ensure proper impedance matching and signal conditioning for optimal audio performance.

2. Digital Control Interface:

Interface the DCP with the microcontroller or digital signal processor (DSP) using I2C or SPI communication. Implement firmware to send control commands to adjust the volume level based on user input.

3. User Interface:

Integrate user controls, such as rotary encoders or push buttons, to adjust the volume setting. Design a user-friendly interface to provide visual feedback on the current volume level.

4. Power Management:

Ensure proper power supply and decoupling capacitors to provide stable voltage levels to ISL22446UFRT20Z-TK and other components in the audio system. Implement power-saving modes to minimize energy consumption during idle periods.

5. Performance Optimization:

Optimize the firmware algorithms for volume control to ensure smooth transitions between volume levels and minimal latency. Conduct thorough testing to verify audio quality and system reliability under various operating conditions.

Considerations:

When designing the audio system, consider factors such as:

- Signal Integrity: Ensure that the signal path impedance is matched to prevent reflections and signal degradation.

- Noise Reduction: Implement shielding and filtering techniques to minimize electromagnetic interference and noise in the audio circuitry.

- Compatibility: Verify compatibility with different audio sources and output devices to ensure seamless integration into various audio systems.

- User Experience: Design the user interface for intuitive operation and feedback, enhancing the overall user experience.

- Regulatory Compliance: Ensure compliance with relevant regulatory standards, such as EMC/EMI regulations, to avoid interference issues and ensure market acceptance.

ISL22446UFRT20Z-TK FAQ

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3. Are the ISL22446UFRT20Z-TK price and inventory displayed accurate?

The price and inventory of ISL22446UFRT20Z-TK 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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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ISL22446UFRT20Z-TK?

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 ISL22446UFRT20Z-TK we delivered, we will accept the replacement or return of the ISL22446UFRT20Z-TK 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 ISL22446UFRT20Z-TK.

(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