UMTS/HSPA+ Module Series
UC200A-GL_Hardware_Design 16 / 78
2.4. Pin Description
The following table shows the DC characteristics and pin descriptions.
Table 5: I/O Parameters Definition
Table 6: Pin Description
1. USB_BOOT cannot be pulled up before startup.
2. Other unused and RESERVED pins are kept open, and all GND pins are connected to the ground
network.
Type
Description
AI
Analog Input
AIO
Analog Input/Output
DI
Digital Input
DO
Digital Output
DIO
Digital Input/Output
OD
Open Drain
PI
Power Input
PO
Power Output
Power Supply
Pin Name
Pin
No.
I/O
Description
DC
Characteristics
Comment
VBAT_BB
59, 60
PI
Power supply for the
module’s baseband part
Vmax = 4.5 V
Vmin = 3.4 V
Vnom = 3.8 V
It must be
provided with
sufficient current
up to 0.8 A.
VBAT_RF
57, 58
PI
Power supply for the
module’s RF part
It must be
provided with
sufficient current
up to 1.8 A.