32.8.1 Normal I/O Pins

Table 32-12. RevD and later normal I/O Pins Characteristics
Symbol	Parameter	Conditions	Min.	Typ.	Max.	Units
R_PULL	Pull-up - Pull-down resistance		20	40	60	kΩ
V_IL	Input low-level voltage	V_DD = 1.62V-2.7V	-	-	0.25*V_DD	V
V_IL	Input low-level voltage	V_DD = 2.7V-3.63V	-	-	0.3*V_DD
V_IH	Input high-level voltage	V_DD = 1.62V-2.7V	0.7*V_DD	-	-
V_IH	Input high-level voltage	V_DD = 2.7V-3.63V	0.55*V_DD	-	-
V_OL	Output low-level voltage	V_DD > 1.6V, I_OLmax	-	0.1*V_DD	0.2*V_DD
V_OH	Output high-level voltage	V_DD > 1.6V, I_OHmax	0.8*V_DD	0.9*V_DD	-
I_OL	Output low-level current	V_DD = 1.62V-3V, PORT.PINCFG.DRVSTR=0	-	-	1	mA
		V_DD = 3V-3.63V, PORT.PINCFG.DRVSTR=0	-	-	2.5
		V_DD = 1.62V-3V, PORT.PINCFG.DRVSTR=1	-	-	3
		V_DD = 3V-3.63V, PORT.PINCFG.DRVSTR=1	-	-	10
I_OH	Output high-level current	V_DD = 1.62V-3V, PORT.PINCFG.DRVSTR=0	-	-	0.7
		V_DD = 3V-3.63V, PORT.PINCFG.DRVSTR=0	-	-	2
		V_DD = 1.62V-3V, PORT.PINCFG.DRVSTR=1	-	-	2
		V_DD = 3V-3.63V, PORT.PINCFG.DRVSTR=1	-	-	7
t_RISE	Rise time⁽¹⁾	PORT.PINCFG.DRVSTR=0 load = 5pF, V_DD = 3.3V	-	-	15	ns
t_RISE	Rise time⁽¹⁾	PORT.PINCFG.DRVSTR=1 load = 20pF, V_DD = 3.3V	-	-	15
t_FALL	Fall time⁽¹⁾	PORT.PINCFG.DRVSTR=0 load = 5pF, V_DD = 3.3V	-	-	15
t_FALL	Fall time⁽¹⁾	PORT.PINCFG.DRVSTR=1 load = 20pF, V_DD = 3.3V	-	-	15
I_LEAK	Input leakage current	Pull-up resistors disabled	-1	+/-0.015	1	μA

Note: 1. These values are based on simulation. These values are not covered by test limits in production or characterization.

Table 32-13. SAMD20 revC/revB Normal I/O Pins Characteristics
Symbol	Parameter	Conditions	Min.	Typ.	Max.	Units
R_PULL	Pull-up - Pull-down resistance		20	40	60	kΩ
V_IL	Input low-level voltage	V_DD = 1.62V-2.7V	-	-	0.25*V_DD	V
V_IL	Input low-level voltage	V_DD = 2.7V-3.63V	-	-	0.3*V_DD
V_IH	Input high-level voltage	V_DD = 1.62V-2.7V	0.7*V_DD	-	-
V_IH	Input high-level voltage	V_DD = 2.7V-3.63V	0.55*V_DD	-	-
V_OL	Output low-level voltage	V_DD > 1.6V, I_OLmax	-	0.1*V_DD	0.2*V_DD
V_OH	Output high-level voltage	V_DD > 1.6V, I_OHmax	0.8*V_DD	0.9*V_DD	-
I_OL	Output low-level current	V_DD = 1.6V-3V	-	-	8	mA
I_OL	Output low-level current	V_DD = 3V-3.63V	-	-	20
I_OH	Output high-level current	V_DD = 1.6V-3V	-	-	4.5
I_OH	Output high-level current	V_DD = 3V-3.63V	-	-	10
t_RISE	Rise time⁽¹⁾	load = 30pF,V_DD = 3.3V, slope range [10%-90%]	-	7	-	ns
t_FALL	Fall time⁽¹⁾	load = 30pF,V_DD = 3.3V, slope range [10%-90%]	-	9.5	-	ns
I_LEAK	Input leakage current⁽²⁾	Pull-up resistors disabled	-1	+/-0.015	1	μA

Note:

These values are based on simulation. These values are not covered by test limits in production or characterization.
For PA22 of WLCSP27 Package -2 μA <= I_LEAK <= 2 μA .