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Adafruit MPR121 Gator Capacitive Touch pinout

All 5 pins of the Adafruit MPR121 Gator Capacitive Touch, each mapped to the chip pad it routes to, with its functions and — for 0 pins — the voltage and current limits from the chip datasheet.

5 pins0 with electrical limits1 power in1 ground1 i2c scl1 i2c sda1 address

Adafruit MPR121 Gator Capacitive Touch pins, functions and electrical limits

VIH/VIL: input thresholds · VOH/VOL: output levels · IOH/IOL: output current. Values apply to the chip pad each pin routes to, under the conditions cited in the source.
PinPositionKindChip padFunctionsVIHVILVOHVOLIOHIOL5 V tolerantSource
Vinpower inpower_in
GNDgroundground
SCLi2c sclscl
SDAi2c sdasda
addraddressaddr

Adafruit MPR121 Gator Capacitive Touch overview · All tactile & touch sensors

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