Smart Module Series
SC206E_Series_Hardware_Design 25 / 115
3.3. Pin Description
Table 6: I/O Parameter Definition
Table 7: Pin Description
Type
Description
AI
Analog Input
AO
Analog Output
AIO
Analog Input/Output
DI
Digital Input
DO
Digital Output
DIO
Digital Input/Output
OD
Open Drain
PI
Power Input
PO
Power Output
PIO
Power Input/Output
Power Supply
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
VBAT
1, 2,
145, 146
PIO
Power supply for the
module
Vmin = 3.5 V
Vnom = 3.8 V
Vmax = 4.4 V
Provide sufficient current
up to 3 A.
It is suggested to use a
TVS for surge protection.
VPH_PWR
184
PO
Power supply for
peripherals
Vmin = 3.5 V
Vnom = 3.8 V
Vmax = 4.4 V
This pin is used to power
peripheral devices.
Maximum output current
is 1 A.
LDO15A_1V8
111
PO
1.8 V output
Vnom = 1.8 V
I
O
max = 200 mA
The power supply for
LCM, sensor, cameras
and I2C pull-up circuits.
LDO17A_3V0
156
PO
3.0 V output
Vnom = 3.0 V
I
O
max = 192 mA
The power supply for TP
and sensor.
