What is the Additional Feature ?

Name: ADS7846N
Brand: Texas Instruments
SKU: ADS7846N
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 ADS7846N

Part No.:: ADS7846N

Manufacturer:: Texas Instruments

Package:: 16-TSSOP (0.173, 4.40mm Width)

Datasheet:: ADS7846N.pdf

Description:: IC SCREEN CNTRL 12BIT 16TSSOP

In Stock:: 393

Quantity:: Add To Cart

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ADS7846N Specifications

Package/Case:
16-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Active
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

ADS7846N this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ADS7846N 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 ADS7846N 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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ADS7846N information

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ADS7846N Application Introduction

ADS7846N is a touch screen controller commonly used in embedded systems for interfacing resistive touch screens with microcontrollers or microprocessors.

Application Scenario:

In projects requiring touch screen input, ADS7846N can be utilized to enable user interaction, such as in industrial control panels or portable devices.

Circuit Design:

To effectively integrate ADS7846N into a design, consider the following aspects:

1. Power Management:

Ensure stable power supply to ADS7846N and associated components. Use voltage regulators and decoupling capacitors to minimize voltage fluctuations and noise.

2. Signal Integrity:

Design the PCB layout carefully to minimize signal interference and ensure accurate touch screen readings. Keep traces short and avoid routing signal lines near noisy components.

3. Touch Screen Connection:

Connect the touch screen to the appropriate pins of ADS7846N according to the datasheet specifications. Ensure proper grounding and shielding to reduce noise and improve signal quality.

4. Calibration:

Implement touch screen calibration routines in firmware to account for variations in touch screen sensitivity and alignment. Use the calibration feature of ADS7846N to improve accuracy.

5. Thermal Management:

Ensure adequate heat dissipation for ADS7846N to prevent overheating and ensure reliable operation. Use thermal vias and heat sinks as necessary, especially in applications with high ambient temperatures.

Considerations:

When designing with ADS7846N, consider the following optimization techniques:

- Noise Immunity: Implement filtering techniques, such as RC filters, to reduce noise in the touch screen signals and improve overall system performance.

- Touch Screen Material: Choose a compatible touch screen material and ensure proper grounding to minimize electrostatic interference and improve touch sensitivity.

- Firmware Optimization: Develop efficient firmware algorithms for touch screen processing to minimize latency and enhance user experience.

- Environmental Conditions: Consider the operating environment and temperature range of the application to select appropriate components and ensure long-term reliability.

- Compliance Testing: Test the touch screen system for compliance with relevant industry standards, such as EMC/EMI regulations, to ensure interoperability and reliability in different environments.

ADS7846N FAQ

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3. Are the ADS7846N price and inventory displayed accurate?

The price and inventory of ADS7846N 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 ADS7846N?

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 ADS7846N we delivered, we will accept the replacement or return of the ADS7846N 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 ADS7846N.

(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