 English |
|
|
|
|
|
|
|
| SAM4L Datasheet, PDF (1123/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU | |||
| |||
| ◁ |
ATSAM4L4/L2
42.5.5 High Drive TWI Pin : PB00, PB01
Table 42-16. High Drive TWI Pin Characteristics in TWI configuration (1)
Symbol
RPULLUP
RPULLDOWN
VIL
VIH
VOL
VOH
Parameter
Pull-up resistance (2)
Pull-down resistance(2)
Input low-level voltage
Input high-level voltage
Output low-level voltage
Output high-level voltage
Conditions
PB00, PB01
DRIVEL=0
Min
Typ
Max
Units
40
kΩ
40
kΩ
-0.3
0.7 * VVDD
0.3 * VVDD
VVDD + 0.3
V
0.4
VVDD - 0.4
0.5
DRIVEL=1
1.0
DRIVEL=2
1.6
DRIVEL=3
IOL
Output low-level current (3)
DRIVEL=4
3.1
mA
6.2
DRIVEL=5
9.3
DRIVEL=6
15.5
DRIVEL=7
21.8
DRIVEH=0
0.5
ICS
Current Source(2)
DRIVEH=1
DRIVEH=2
1
mA
1.5
DRIVEH=3
3
fMAX
tRISE
tFALL
1.
2.
3.
Max frequency(2)
HsMode with Current source;
DRIVEx=3, SLEW=0
Cbus = 400pF, VVDD = 1.68V
3.5
6.4
MHz
Rise time(2)
HsMode Mode, DRIVEx=3, SLEW=0
Cbus = 400pF, Rp = 440Ohm,
VVDD = 1.68V
28
38
ns
Fall time(2)
Standard Mode, DRIVEx=3, SLEW=0
Cbus = 400pF, Rp = 440Ohm,
VVDD = 1.68V
HsMode Mode, DRIVEx=3, SLEW=0
Cbus = 400pF, Rp = 440Ohm,
VVDD = 1.68V
50
95
ns
50
95
VVDD corresponds to either VVDDIN or VVDDIO, depending on the supply for the pin. Refer to Section 3-5 on page 12 for details
These values are based on simulation. These values are not covered by test limits in production or characterization
These values are based on characterization. These values are not covered by test limits in production
42023CâSAMâ02/2013
1123
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese