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Name: ADS7846E/2K5G4
Brand: Texas Instruments
SKU: ADS7846E/2K5G4
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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Texas Instruments ADS7846E/2K5G4

Part No.:: ADS7846E/2K5G4

Manufacturer:: Texas Instruments

Package:: 16-SSOP (0.154, 3.90mm Width)

Datasheet:: ADS7846E/2K5G4.pdf

Description:: IC SCREEN CNTRL 12BIT 16SSOP

In Stock:: 2611

Quantity:: Add To Cart

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ADS7846E/2K5G4 Specifications

Package/Case:
16-SSOP (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Obsolete
Touchscreen:
4 Wire Resistive
Resolution(Bits):
12 b
Interface:
SPI
VoltageReference:
External, Internal
Voltage-Supply:
2.2V ~ 5.25V
Current-Supply:
500 µA
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

ADS7846E/2K5G4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ADS7846E/2K5G4 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 ADS7846E/2K5G4 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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ADS7846E/2K5G4 information

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ADS7846E/2K5G4 Application Introduction

ADS7846E/2K5G4 is a high-performance touch screen controller commonly used in various embedded systems for precise touch input functionality.

Application Scenario:

In designing interactive displays or touch-enabled devices, ADS7846E/2K5G4 can be effectively utilized to enable accurate and responsive touch input capabilities.

Circuit Design:

To effectively integrate ADS7846E/2K5G4 into a design, consider the following optimization techniques:

1. Power Management:

Ensure stable and clean power supply to ADS7846E/2K5G4 to prevent erratic behavior and improve touch accuracy. Utilize low-dropout voltage regulators and decoupling capacitors near the IC to minimize voltage fluctuations.

2. Signal Integrity:

Design the PCB layout carefully to minimize noise and interference, especially around the analog and digital signal traces connected to ADS7846E/2K5G4. Use ground planes and proper signal routing techniques to maintain signal integrity.

3. Touch Screen Calibration:

Implement proper touch screen calibration routines in firmware to compensate for any inaccuracies or drift in the touch sensor readings. Conduct thorough calibration tests during the manufacturing process to ensure precise touch tracking.

4. Thermal Management:

Prevent overheating of ADS7846E/2K5G4 by providing adequate thermal dissipation measures, such as thermal vias or heat sinks, especially in applications where the IC may be subjected to high ambient temperatures or prolonged use.

5. Grounding and Shielding:

Ensure proper grounding and shielding techniques are employed to minimize electromagnetic interference (EMI) and improve the overall noise immunity of the touch screen system. Use ground stitching vias and shielded cables where necessary.

Considerations:

When designing with ADS7846E/2K5G4, it's crucial to consider:

- Touch Screen Integration: Proper integration of the touch screen controller with the display module or touch panel to ensure seamless operation.

- Touch Sensing Algorithm: Implement efficient touch sensing algorithms to accurately detect touch input and distinguish between intended touches and noise.

- Environmental Factors: Consider the operating environment, such as temperature and humidity, and design the system to withstand harsh conditions for reliable performance.

- Compliance Standards: Ensure that the design complies with relevant industry standards and regulations, such as EMC/EMI requirements, to avoid interference issues and ensure interoperability with other devices.

- User Experience: Conduct usability testing to optimize the touch sensitivity and responsiveness of the system, providing a seamless and intuitive user experience.

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3. Are the ADS7846E/2K5G4 price and inventory displayed accurate?

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6. What is the process for return or replacement of ADS7846E/2K5G4?

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 ADS7846E/2K5G4 we delivered, we will accept the replacement or return of the ADS7846E/2K5G4 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 ADS7846E/2K5G4.

(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