Atmel SAM4L Xplained Pro Evaluation Kit Atmel ATSAM4L-XPRO ATSAM4L-XPRO Data Sheet
Product codes
ATSAM4L-XPRO
1141
42023E–SAM–07/2013
ATSAM4L8/L4/L2
Table 42-20. High Drive TWI Pin Characteristics in GPIO configuration
(1)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
R
PULLUP
Pull-up resistance
(2)
40
k
Ω
R
PULLDOWN
Pull-up resistance
40
k
Ω
V
IL
Input low-level voltage
-0.3
0.2 * V
VDD
V
V
IH
Input high-level voltage
0.8 * V
VDD
V
VDD
+ 0.3
V
OL
Output low-level voltage
0.4
V
OH
Output high-level voltage
V
VDD
- 0.4
I
OL
Output low-level current
(3)
ODCR0=0
1.68V<V
VDD
<2.7V
3.4
mA
2.7V<V
VDD
<3.6V
6
ODCR0=1
1.68V<V
VDD
<2.7V
5.2
mA
2.7V<V
VDD
<3.6V
8
I
OH
Output high-level current
(3)
ODCR0=0
1.68V<V
VDD
<2.7V
3.4
mA
2.7V<V
VDD
<3.6V
6
ODCR0=1
1.68V<V
VDD
<2.7V
5.2
mA
2.7V<V
VDD
<3.6V
8
t
RISE
OSRR0=0
ODCR0=0
1.68V<V
VDD
<2.7V,
Cload = 25pF
18
ns
OSRR0=1
110
OSRR0=0
ODCR0=0
2.7V<V
VDD
<3.6V,
Cload = 25pF
10
ns
OSRR0=1
50
t
FALL
Fall time
OSRR0=0
ODCR0=0
1.68V<V
VDD
<2.7V,
Cload = 25pF
19
ns
OSRR0=1
140
OSRR0=0
ODCR0=0
2.7V<V
VDD
<3.6V,
Cload = 25pF
12
ns
OSRR0=1
63
1.
V
VDD
corresponds to either V
VDDIN
or V
VDDIO
, depending on the supply for the pin. Refer to
for details
2.
These values are based on simulation. These values are not covered by test limits in production or characterization
3.
These values are based on characterization. These values are not covered by test limits in production
Table 42-21. Common High Drive TWI Pin Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
I
LEAK
Input leakage current
(1)
Pull-up resistors disabled
0.01
2
µA
C
IN
Input capacitance
10
pF
1.
These values are based on simulation. These values are not covered by test limits in production or characterization