36.20 PTC

Table 36-34. Peripheral Touch Controller Characteristics - Operating Ratings
SymbolDescriptionConditionMin.Typ.Max.Unit
CLOADMaximum load -48-pF
CINTMaximum size of integration capacitor-30-pF
CDSDriven Shield capacitive drive-300-pF
CLKADCSupported ADC clock frequency25% duty cycle200-1500kHz
50% duty cycle200-2000

Table 36-35. Peripheral Touch Controller Characteristics - Pad Capacitance
SymbolDescriptionConditionMin.Typ.Max.Unit
CX/YPad capacitance X/Y-linePA4, X0/Y0-4-pF
PA5, X1/Y1-24-
PA6, X2/Y2-9-
PA7, X3/Y36
PB5, X12/Y12-4-
PB4, X13/Y13-4-
PB1, X4/Y4-13-
PB0,X5/Y5-13-
PC0, X6/Y6-6-
PC1, X7/Y7-6-
PC2, X8/Y8-6-
PC3, X9/Y9-6-
PC4, X10/Y10-6-
PC5, X11/Y11-6-