37.18 PTC

Table 37-31. Peripheral Touch Controller Characteristics - Operating Ratings
Symbol Description Condition Min. Typ. Max. Unit
VDD Supply Voltage 1.8 - 5.5 V
CLKPER Peripheral Clock frequency - - 8 MHz
CLOAD Maximum load - 48 - pF
CINT - 30 - pF
Driven Shield Capacitive Drive - 300 - pF

Table 37-32. Peripheral Touch Controller Characteristics - Pad Capacitance
Symbol Description Condition Min. Typ. Max. Unit
CX/Y Pad Capacitance X/Y-line PA4, X0/Y0 - 4 - pF
PA5, X1/Y1 - 24 -
PA6, X2/Y2 - 9 -
PA7, X3/Y3 6
PB1, X4/Y4 - 13 -
PB0,X5/Y5 - 13 -