Digi ConnectCore - Page 138

ConnectCore for i.MX51
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The following table shows the Ultra-High Voltage I/O (UHVIOxx) DC parameters. The “xx”
reference signifies the supply voltage level.
Parameter Symbol Min Typ Max Unit
Supply Voltage VDD
xx = 31
xx = 33
3.0
3.0
3.15
3.3
3.6
3.6
V
High-level output voltage Voh
(USB, WLAN)
VDD-0.15
VDD-0.43
-
-
VDD-0.15
VDD-0.43
V
Low-level output voltage Vol
(USB, WLAN)
-
---
0.15
0.43
V
High-level output current Ioh
- Low drive
- Medium drive
- High drive
-5.1
-10.2
-15.3
--
mA
Low-level output current Iol
- Low drive
- Medium drive
- High drive
5.1
10.2
15.3
--
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 - - 10
µA
Input Current (22kΩ/pull-up) Iin - - 202 µA
Input Current (75kΩ/pull-up) Iin - - 61 µA
Input Current (100kΩ/pull-up) Iin - - 47 µA
Input Current (360kΩ/pull-down) Iin - - 5.7 µA
Keeper circuit resistance - - 17 - kΩ
Output driver impedance Rout
- Low drive
- Medium drive
- High drive
114
57
38
135
67
45
206
103
69
Ω
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