What is the Additional Feature ?

Name: STMPE811QTR
Brand: STMicroelectronics
SKU: STMPE811QTR
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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STMicroelectronics STMPE811QTR

Part No.:: STMPE811QTR

Manufacturer:: STMicroelectronics

Package:: 16-VFQFN Exposed Pad

Datasheet:: STMPE811QTR.pdf

Description:: IC SCREEN CNTRL 12BIT 16QFN

In Stock:: 3364

Quantity:: Add To Cart

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STMPE811QTR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including STMPE811QTR 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 STMPE811QTR 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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STMPE811QTR Typical application Circuitry

STMPE811QTR

The STMPE811QTR is a 4-wire resistive touchscreen controller developed by Microelectronics. It includes a 12-bit 8-channel ADC, a temperature sensor, and several GPIS, which make it an excellent choice for touchscreen applications.

Let's explore this integrated circuit in more detail, focusing on five key areas:

1. Touchscreen Controller: The primary function of the STMPE811QTR is to control 4-wire resistive touchscreens. The touchscreen is essentially a large potentiometer, and this IC allows us to get readings from it. To get accurate readings from your touchscreen, ensure you properly interface the IC with your touchscreen and correctly handle the input data.

2. 12-bit ADC: It features a 12-bit ADC which is not only used for touch detection but can also be used for other purposes such as sensing environmental variables. For example, you could interface it with a light sensor to add ambient light detection to your circuit.

3. GPIS: The IC includes GPIS, which can be set up as input or output pins. The use of these GPIS would allow for the addition of extra functionalities to your circuit, such as controlling LEDs or reading button states.

4. Temperature Sensor: An onboard temperature sensor provides a way to measure the ambient temperature. This could be used as an added feature in your application, like a thermal warning system.

5. I2C Interface: The STMPE811QTR uses the I2C protocol for communication, which is straightforward to implement and uses only two lines. Care should be taken to correctly configure the I2C bus and ensure the connected microcontroller supports the same I2C standard.

6. Interrupt System: The IC features an interrupt system, allowing it to notify a host controller about touch events or ADC conversions. A properly implemented interrupt system can make your circuit highly responsive and efficient.

7. Power Modes: The STMPE811QTR features several power modes including Halt and Shutdown modes, making it a great choice for power-conscious applications. When designing your circuit, consider how to best utilize these modes to conserve power.

8. Package and Pin Configuration: This IC comes in a compact QFN-16 package. Ensure your circuit design can accommodate this package type, and pay attention to the specific pin configurations and requirements.

9. Voltage Levels: It operates at 1.8V to 3.3V supply voltage, which should be considered while planning power supply design.

10. Advanced features: The IC supports advanced features such as windowing and sequencing. Understanding these features could allow you to develop more sophisticated touchscreen interactions.

Make sure to refer to the STMPE811QTR datasheet for accurate specifications and application guidelines while designing your application circuit.

STMPE811QTR information

STMPE811QTR Specifications

Package/Case:
16-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
S-Touch™
ProductStatus:
Obsolete
Touchscreen:
4 Wire Resistive
Resolution(Bits):
12 b
Interface:
I²C, SPI
VoltageReference:
Internal
Voltage-Supply:
1.8V ~ 3.3V
Current-Supply:
500 nA
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

STMPE811QTR FAQ

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3. Are the STMPE811QTR price and inventory displayed accurate?

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6. What is the process for return or replacement of STMPE811QTR?

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 STMPE811QTR we delivered, we will accept the replacement or return of the STMPE811QTR 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 STMPE811QTR.

(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