Smart LTE Module Series
SC600Y&SC600T Hardware Design
SC600Y&SC600T_Hardware_Design 27 / 128
3.3. Pin Description
Table 6: I/O Parameters Definition
Type
Description
IO
Bidirectional
DI
Digital input
DO
Digital output
PI
Power input
PO
Power output
AI
Analog input
AO
Analog output
OD
Open drain
The following tables show the SC600Y&SC600T
’s pin
definitions and electrical characteristics.
Table 7: Pin Description
Power Supply
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
VBAT
36, 37,
38
PI/PO
Power supply for the
module
Vmax=4.4V
Vmin=3.55V
Vnorm=3.8V
It must be able to
provide sufficient
current up to 3.0A.
It is suggested to use
a TVS to increase
voltage surge
withstand capability.
VDD_RF
1, 2
PO
Connect to external
bypass capacitors to
eliminate voltage
fluctuation of RF part.
V
O
max=4.4V
V
O
min=3.55V
V
O
norm=3.8V
Do not load
externally.
VPH_PWR
220, 221
PO
Power supply for
peripheral
Vmax=4.4V
Vmin=3.55V
It can provide a
maximum continuous
