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TI TCA8418RTWR

Name: TCA8418RTWR
Rating: 4.5 (10 reviews)

Device specifically engineered for keypad scanning and communication through I2C with a 24-pin WQFN package

Brands: Texas Instruments

Mfr.Part #: TCA8418RTWR

Datasheet: TCA8418RTWR Datasheet (PDF)

Package/Case: WQFN (RTW)-24

RoHS Status:

Stock Condition: 8535 pcs, New Original

Product Type: Interface - Specialized

Warranty: 1 Year Ovaga Warranty - Find Out More

Pricing

*All prices are in USD

Qty	Unit Price	Ext Price
1	$0.723	$0.723
10	$0.590	$5.900
30	$0.522	$15.660
100	$0.455	$45.500
500	$0.416	$208.000
1000	$0.395	$395.000

In Stock:8535 PCS

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Please submit RFQ for TCA8418RTWR or email to us: Email: [email protected], we will contact you within 12 hours.

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TCA8418RTWR General Description

The TCA8418RTWR is an 18-channel I2C keypad scan and GPIO expander with integrated ESD protection, designed for use in smartphones, tablets, and other portable electronic devices. It features 18 programmable keys that can be customized for various input functions, making it ideal for user interface applications.This device offers low-power consumption, with a standby current of only 7 μA and an active current of 50 μA per key. It operates over a wide voltage range of 1.65 V to 3.6 V, making it suitable for use in a variety of battery-powered applications.The TCA8418RTWR also includes interrupt functionality for efficient communication with a host microcontroller, allowing for quick response times to key presses. Additionally, it features built-in ESD protection up to 8 kV, ensuring the reliability and durability of the device in harsh operating conditions.

Features

16-key scanning interface

LED driver control

I2C interface

Programmable interrupt generation

Low power consumption

Integrated ESD protection

1.65V to 3.6V supply voltage range

RoHS compliant

Small form factor package

0. Suitable for various applications such as mobile devices, gaming consoles, and industrial control systems

Application

The TCA8418RTWR is a keypad scan device that can be used in various applications such as automotive infotainment systems, point-of-sale terminals, industrial control panels, and home appliances

It provides robust key detection and programmable key configuration, making it suitable for a wide range of human-machine interface designs

Specifications

Parameter	Value	Parameter	Value
Number of I/Os	18	Features	1-MHz maximum frequency, 80-input keypad scan, Debounce filter
Supply voltage (min) (V)	1.65	Supply voltage (max) (V)	3.6
Addresses	1	Rating	Catalog
Frequency (max) (MHz)	1

Shipping

	Ship Fee	Lead Time
DHL	$20.00-$40.00 (0.50 KG)	2-5 days
Fedex	$20.00-$40.00 (0.50 KG)	2-5 days
UPS	$20.00-$40.00 (0.50 KG)	2-5 days
TNT	$20.00-$40.00 (0.50 KG)	2-5 days
EMS	$20.00-$40.00 (0.50 KG)	2-5 days
REGISTERED AIR MAIL	$20.00-$40.00 (0.50 KG)	2-5 days

Processing Time：Shipping fee depend on different zone and country.

Payment

Terms of payment		Hand Fee
	Wire Transfer	charge US$30.00 banking fee.
	Paypal	charge 4.0% service fee.
	Credit Card	charge 3.5% service fee.
	Western Union	charge US.00 banking fee.
	Money Gram	charge US$0.00 banking fee.

Guarantees

1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.

Packing

Step1 :Product
Step2 :Vacuum packaging
Step3 :Anti-static bag
Step4 :Individual packaging
Step5 :Packaging boxes
Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

Part points

The TCA8418RTWR is a 16-key capacitive touch keypad controller IC. It features a keypad scanning engine that can detect changes in touch-sensitive inputs. With an I2C interface, it can connect directly to a microcontroller or other I2C-compatible devices. The TCA8418RTWR chip is commonly used in applications like POS terminals, handheld devices, and industrial control panels to provide user input functionality.
Equivalent

Some equivalent products of the TCA8418RTWR chip include the MPU-6050, CY8C29466, and AT42QT1010.
Features

TCA8418RTWR is an I2C-controlled 16-channel keypad controller. It offers integrated ESD protection and keypad status detection with support for matrix or single key configuration. The device has programmable key-press and key-release event timing parameters, and it supports interrupt output for key events. Additionally, TCA8418RTWR has programmable I2C slave address options.
Pinout

The TCA8418RTWR is a 28-pin I2C/SMBus keyboard scan and LED driver with an integrated keypad interrupt and GPIO expansion.
Manufacturer

Texas Instruments is the manufacturer of the TCA8418RTWR. It is an American semiconductor company that designs and manufactures various electronic components, including integrated circuits (ICs), microcontrollers, and sensors. It specializes in providing solutions for applications such as industrial, automotive, consumer electronics, and communication systems.
Application Field

The TCA8418RTWR is a capacitive touch controller with keypad interrupts and GPIO expanders. It is used in various applications such as consumer electronics, automotive systems, industrial automation, and medical devices. Its versatility makes it suitable for a wide range of applications that require touch-sensitive inputs and enhanced control capabilities.
Package

The TCA8418RTWR chip is available in a QFN package type. It has a 32-pin form and a size of 5 mm x 5 mm.