8PCS MPR121 Breakout V12 Capacitive Touch Sensor I2C Keyboard Development Board Controller Module

★★★★★ 4.8 24 reviews

US$4.80
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US$4.80
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Product details

Management number 247530639 Release Date 2026/08/16 List Price US$4.80 Model Number 247530639
Category
  • The MPR121 is a capacitive touch sensor controller driven by an I2C interface. The chip can control up to twelve individual electrodes, as well as a simulated thirteenth electrode.
  • The MPR121 also features eight LED driving pins. When these pins are not configured as electrodes, they may be used to drive LEDs.
  • Low power operation, 1.71 V to 3.6 V supply operation.
  • There a four jumpers on the bottom of the board, all of which are set (closed) by default. An address jumper ties the ADD pin to ground, meaning the default I2C address of the chip will be 0x5A.
  • 29μA supply current at 16 ms sampling interval period.
UPC 701715530713
ASIN B0BGLM26Z1
Brand QCCAN
CPU Model Unknown
Model Name QC19083
Manufacturer QCCAN
Model Number QC19083
BuiltIn Media 8* MPR121-Breakout-V12 Proximity Keyboard Touch Sensor
Mfr Part Number QC19083
Number of Items 8
Processor Brand QCCAN
Processor Count 1
Operating System Linux
Compatible Devices Computers (PC, laptop, tablet)
RAM Memory Technology DDR3
Connectivity Technology I2C
Item Dimensions L x W x H 0.12"L x 0.12"W x 0.03"H

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