ConnectCore
f or
i.MX51
©
2011
Digi
International,
Inc.
137
The following table shows the LVIO DC parameters.
Parameter
Symbol
Min
Typ
Max
Unit
Supply Voltage
VDD
1.65
1.8
1.95
V
High-level output voltage
Voh
VDD-0.15
-
-
V
Low-level output voltage
Vol
-
-
0.15
V
High-level output current
Ioh
- Low drive
- Medium drive
- High drive
- Max drive
-2.1
-4.2
-6.3
-8.4
-
-
mA
Low-level output current
Iol
- Low drive
- Medium drive
- High drive
- Max drive
2.1
4.2
6.3
8.4
-
-
mA
High-level input voltage
VIH
0.7 x VDD
-
VDD
V
Low-level input voltage
VIL
0
-
0.3 x VDD
V
Input Current (no/pull)
Iin
-
-
1
µA
Input Current (22k
Ω
/
pull-up)
Iin
-
-
161
µA
Input Current (47k
Ω
/
pull-up)
Iin
-
-
76
µA
Input Current (100k
Ω
/
pull-up)
Iin
-
-
36
µA
Input Current (100k
Ω
/
pull-down)
Iin
-
-
36
µA
Keeper circuit resistance
-
-
17
-
k
Ω
Output driver impedance
Rout
- Low drive
- Medium drive
- High drive
- Max drive
80
40
27
20
150
75
51
38
250
125
83
62
Ω
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