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Name: ISL23345TFVZ-T7A
Brand: Renesas Electronics America Inc
SKU: ISL23345TFVZ-T7A
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Renesas Electronics America Inc ISL23345TFVZ-T7A

Part No.:: ISL23345TFVZ-T7A

Manufacturer:: Renesas Electronics America Inc

Package:: 20-TSSOP (0.173, 4.40mm Width)

Datasheet:: ISL23345TFVZ-T7A.pdf

Description:: IC DGT POT 100KOHM 256TP 20TSSOP

In Stock:: 2202

Quantity:: Add To Cart

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ISL23345TFVZ-T7A Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
XDCP™
ProductStatus:
Obsolete
Taper:
Linear
Configuration:
Potentiometer
NumberofCircuits:
4
NumberofTaps:
256
Resistance(Ohms):
100k
Interface:
I²C
MemoryType:
Volatile
Voltage-Supply:
1.2V ~ 5.5V, 1.7V ~ 5.5V
Features:
Selectable Address
Tolerance:
±20%
TemperatureCoefficient(Typ):
45ppm/°C
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

ISL23345TFVZ-T7A this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ISL23345TFVZ-T7A 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 ISL23345TFVZ-T7A 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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ISL23345TFVZ-T7A information

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The working principle and core technical features of ISL23345TFVZ-T7A

ISL23345TFVZ-T7A is a digitally controlled potentiometer (DCP) manufactured by Renesas Electronics, offering precision voltage divider and rheostat functions with non-volatile memory (NVM) storage. It is commonly used in various electronic systems for parameter adjustment and calibration.

Working Principle:

The ISL23345TFVZ-T7A integrates a resistor array, wiper switches, and control logic into a single chip. The resistance between the terminals RW and RH can be adjusted digitally through serial communication, such as I2C or SPI, by changing the position of the wiper switches. The resistance value is stored in non-volatile memory, ensuring persistence across power cycles.

Core Technical Features:

- High Resolution: The DCP offers high resolution with up to 256 tap points, allowing precise adjustment of resistance values.

- Low Temperature Coefficient: It maintains stable performance over a wide temperature range, ensuring accurate resistance values even in harsh environmental conditions.

- Non-Volatile Memory: The NVM storage ensures that the resistance settings are retained even when power is removed, eliminating the need for recalibration upon power-up.

- Low Power Consumption: The ISL23345TFVZ-T7A operates with low power consumption, making it suitable for battery-powered and energy-efficient applications.

Application Scenario:

In audio equipment, ISL23345TFVZ-T7A can be used for volume control and tone adjustment, providing precise and stable resistance values for optimal sound quality.

Circuit Design:

To integrate ISL23345TFVZ-T7A into an audio amplifier circuit, follow these steps:

1. Volume Control:

Connect the wiper terminal of ISL23345TFVZ-T7A between the audio signal source and the amplifier input. Control the resistance digitally to adjust the volume level.

2. Tone Adjustment:

Connect the resistor array terminals of ISL23345TFVZ-T7A in series or parallel with the audio signal path to adjust the tone characteristics, such as bass or treble.

3. User Interface:

Integrate a user interface, such as rotary encoders or push buttons, to control the ISL23345TFVZ-T7A settings. Use microcontroller GPIO pins to interface with the user inputs.

4. Power Management:

Ensure proper power supply and decoupling capacitors to provide stable voltage levels to ISL23345TFVZ-T7A and associated circuitry. Implement low-power modes when the circuit is not in use to prolong battery life.

5. Signal Integrity:

Design the circuit layout and shielding to minimize noise and interference, ensuring clean audio output without distortion or artifacts.

Considerations:

- Signal-to-Noise Ratio: Ensure that the ISL23345TFVZ-T7A contributes minimal noise to the audio signal path to maintain high fidelity audio reproduction.

- Dynamic Range: Optimize the resistance settings to achieve a wide dynamic range for volume control and tone adjustment, catering to different audio sources and listening preferences.

- Compatibility: Verify compatibility with other components in the audio system, such as amplifiers and speakers, to ensure seamless integration and optimal performance.

ISL23345TFVZ-T7A FAQ

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3. Are the ISL23345TFVZ-T7A price and inventory displayed accurate?

The price and inventory of ISL23345TFVZ-T7A 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 ISL23345TFVZ-T7A?

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 ISL23345TFVZ-T7A we delivered, we will accept the replacement or return of the ISL23345TFVZ-T7A 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 ISL23345TFVZ-T7A.

(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