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Name: DS1802
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1802
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./Maxim Integrated DS1802

Part No.:: DS1802

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 20-DIP (0.300, 7.62mm)

Datasheet:: DS1802.pdf

Description:: IC DGTL POT 45KOHM 65TAP 20DIP

In Stock:: 238

Quantity:: Add To Cart

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DS1802 Specifications

Package/Case:
20-DIP (0.300, 7.62mm)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
Taper:
Logarithmic
Configuration:
Potentiometer
NumberofCircuits:
2
NumberofTaps:
65
Resistance(Ohms):
45k
Interface:
Pushbutton, Serial
MemoryType:
Volatile
Voltage-Supply:
2.7V ~ 5.5V
Features:
Cascade Pin, Mute, Zero-Cross Sense
Tolerance:
±20%
TemperatureCoefficient(Typ):
750ppm/°C
MountingType:
Through Hole
OperatingTemperature:
-40°C ~ 85°C

DS1802 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1802 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 DS1802 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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DS1802 information

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DS1802 Application Introduction

DS1802 is a dual audio taper digital potentiometer with 256-tap nonvolatile memory and logarithmic resistor programming.

Application Scenario:

In audio equipment, DS1802 can be used for volume control and audio signal adjustment, providing a compact and versatile solution for audio systems.

Circuit Design:

To effectively utilize DS1802 in a design project, consider the following steps:

1. Signal Path Integration:

Integrate DS1802 into the audio signal path, connecting it between the audio source and the output device. Ensure proper impedance matching and signal conditioning to maintain signal integrity.

2. Control Interface:

Utilize the control interface of DS1802, such as I2C or SPI, to communicate with the microcontroller or control unit. Configure the communication protocol and address settings accordingly.

3. Power Management:

Implement efficient power supply and management techniques to ensure stable operation of DS1802 and minimize power consumption. Use low-dropout voltage regulators and decoupling capacitors for noise reduction.

4. Signal Integrity:

Optimize the layout and routing of the PCB traces to minimize noise and interference in the audio signal path. Keep digital and analog signal lines separate and use ground planes effectively.

5. Thermal Management:

Consider the thermal characteristics of DS1802 and implement proper heat sinking or thermal dissipation techniques to prevent overheating and ensure long-term reliability.

Design Optimization:

To optimize the design for DS1802 usage, focus on the following aspects:

- Dynamic Range: Ensure that the digital potentiometer provides sufficient range for volume control without introducing noise or distortion.

- Resolution: Utilize the full resolution of DS1802 to achieve precise control over the audio signal level.

- Nonvolatile Memory: Leverage the nonvolatile memory feature of DS1802 to store volume settings and maintain them across power cycles.

- Compatibility: Verify compatibility with other components and subsystems in the audio system to ensure seamless integration and optimal performance.

- Reliability Testing: Conduct thorough testing and validation of the design to verify functionality, performance, and reliability under various operating conditions.

DS1802 FAQ

1. How to order DS1802 on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that DS1802 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DS1802. All suppliers must pass our qualification reviews before they can publish their products including DS1802 on icwhale.com; we pay more attention to the channels and quality of DS1802 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the DS1802 price and inventory displayed accurate?

The price and inventory of DS1802 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

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 DS1802?

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 DS1802 we delivered, we will accept the replacement or return of the DS1802 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 DS1802.

(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