Digi ConnectCore Series - Page 137

ConnectCore for 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 (22kΩ/pull-up) Iin - - 161 µA
Input Current (47kΩ/pull-up) Iin - - 76 µA
Input Current (100kΩ/pull-up) Iin - - 36 µA
Input Current (100kΩ/pull-down) Iin - - 36 µA
Keeper circuit resistance - - 17 - kΩ
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