Status: | Active |
---|---|
Series: | AT42QT1040 |
RoHS: | Compliant |
Prices starting from US$1.21
Distributor | Stock | ||
---|---|---|---|
Farnell
from US$1.48
|
10,246
in stock
|
Buy Now | |
Newark Electronics
from US$1.44
|
10,246
in stock
|
Buy Now | |
element14
from US$1.45
|
10,246
in stock
|
Buy Now | |
Distrelec
from US$2.06
|
5,000
in stock
|
Buy Now | |
Microchip Technology
from US$1.21
|
855
in stock
|
Buy Now | |
EBV Elektronik
-
|
24,000
in stock
|
Buy Now | |
Future Electronics
from US$1.77
|
-
|
Buy Now | |
Avnet America
from US$1.65
|
-
|
Buy Now | |
Avnet Silica
-
|
-
|
Buy Now |
Four discrete outputs indicating individual key touch |
Technology: Patented spread-spectrum charge-transfer (direct mode) |
Electrode Design: Simple self-capacitance style |
Electrode Materials: Etched copper, silver, carbon, Indium Tin Oxide (ITO) |
Electrode Substrates: PCB, FPCB, plastic films, glass |
Panel Materials: Plastic, glass, composites, painted surfaces (low particle density metallic paints possible) |
Panel Thickness: Up to 10 mm glass, 5 mm plastic (electrode size dependent) |
Key Sensitivity: Fixed key threshold, sensitivity adjusted via sample capacitor value |
Patented Adjacent Key Suppression® (AKS®) technology to enable accurate key detection |
Interface: Pin-per-key outputs, plus debug mode to observe sensor signals |
Moisture Tolerance: Increased moisture tolerance based on hardware design and firmware tuning |
Signal Processing: Self-calibration, auto drift compensation, noise filtering |
Applications: Mobile, consumer, white goods, toys, kiosks, POS |
Power: 1.8 V – 5.5 V |
Package: 20-pin 3 x 3 mm VQFN RoHS compliant |
Product Type | Proximity/Keys/Slider |
---|---|
Input Channels | 4 |
Max Number of keys | 4 |
Slider | No |
Proximity detection | No |
Output Channels | 0 |
Measurement Principle | E-Field |
Report Rate (pps) | 0 |
Number of Touches | 0 |
Power Modes | 0 |
Interface | Digital Output |
I/O, LED Drivers | 0 |
Other Features | Signal Guard/Driven Shield |
Temp Range | Array |
Voltage Min. (V) | 1.80 |
Voltage Max. (V) | 5.50 |
Pins | Packaging | 20 | VQFN |
Packing Media | Tape and reel (6000) |
Data Sheets |
---|
AT42QT1040 - Complete Datasheet |
JEDEC Indicator | e4 |
---|---|
ROHS | Compliant |
China EFUP | Compliant |
Device Weight (g) | 0.0189 |
Shipping Weight (kg) | 0.105 |
Lead Count | 20 |
Package Type | VQFN |
Package Width or Size | 3x3x0.85mm |
Soldering Composition | NiPdAu |
Capacitive Touch Sensor, Serial, Vqfn-28 | Newark Electronics |
CAPACITIVE TOUCH SENSOR, SERIAL, VQFN-28 | element14 |
Microchip Four-key Touch Sensor IC QFN-20 | Distrelec |
INTEGRATED-CIRCUIT | Microchip Technology |
Touch Sensor Capacitive 4 Key 1.8V to 5.5V SMD 20-Pin VQFN T/R | EBV Elektronik |
AT42QT1040 Series 5.5 V 10 mA Four-key QTouch« Touch Sensor IC - VQFN-20 | Future Electronics |
Where can I find additional details, specifications and documents for a AT42QT1040-MMHR?
Additional datasheets, footprints and schematics for AT42QT1040-MMHR are listed on our Part Details page. You can also find images and similar parts to AT42QT1040-MMHR on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for AT42QT1040-MMHR on our Product Comparison page. Access via the 'View Pricing & Stock' button to view AT42QT1040-MMHR price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does AT42QT1040-MMHR fall under?
The AT42QT1040-MMHR is listed under Semiconductors - ICs > IC Sensors > Capacitive Touch Sensors.
Can I view similar or alternative parts?
You can view similar parts to AT42QT1040-MMHR when available in the Capacitive Touch Sensors range under the specifications section at the bottom of the details page.
Who can I contact for technical support of the product?
Submit any questions directly to the customer support team of the distributor listing the product. For the AT42QT1040-MMHR you can contact the distributor directly for product support, shipping queries etc.
Is the AT42QT1040-MMHR RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by Microchip Technology.
Which authorised distributors for AT42QT1040-MMHR have stock available?
Authorised distributors including Newark Electronics, element14, Farnell, Distrelec and Microchip Technology have stock available or on a lead time for AT42QT1040-MMHR.
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for AT42QT1040-MMHR often in real-time on the comparison pages.
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