ConnectCore ? f or ? i .M X 5 1 ?
I/O DC Parameters
This section includes the DC parameters of the following I/O types:
??? General
Purpose I/O and High-Speed General Purpose I/O (GPIOxx/HSGPIOxx)
??? Low
Voltage I/O (LVIO)
??? Ultra
High Voltage I/O (UHVIOxx)
??? WLAN
??? PMIC_GPO,
PMIC_PWRON, PMIC_STDBY, PMIC_INT, PMIC_PWDRV, PMIC_SE,
PMIC_CHRGLED, and PMIC_LED
??? Ethernet
(ETH)
??? Analog
RGB
??? ADC
subsystem (ADIN)
??? Digital
and analog USB (DIG_USB, AN)USB)
The I/O type associated to each I/O signal of the module is shown in the paragraph “Module
Pinout” of Chapter 1.
The following table shows the General Purpose I/O and High-Speed General Purpose I/O
(GPIOxx/HSGPIOxx) DC parameters. The “xx” reference signifies the supply voltage level.
Parameter
Symbol
Min
Typ
Max
Unit
Supply Voltage
VDD
xx = 18
1.65
1.8
1.95
xx = 27
xx = 33
2.5
3.0
2.775
3.3
3.1
3.6
V
High-level output voltage
Voh
VDD-0.15
-
VDD+0.3
Low-level output voltage
High-level output current
(Vol USB)
Vol
(Vol USB)
Ioh
VDD-0.43
-
-
-
--
-
VDD+0.3
0.15
0.43
-
V
V
- Low drive
-1.9
- Medium drive
- High drive
- Max drive
-3.7
-5.2
-5.6
mA
Low-level output current
Iol
- Low drive
- Medium drive
- High drive
- Max drive
1.9
3.7
5.2
5.6
-
-
mA
High-level input voltage
VIH
0.7 x VDD
-
VDD
V
? ? 2011 ? Digi ? International, ? Inc.
?? ? 135
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