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PON_TRIG*
96
USB
Interface*
Pin Name
Pin No.
USB_VBUS
8
USB_DP
9
USB_DM
10
(U)SIM Interface
Pin Name
Pin No.
USIM_DET
42
USIM_VDD
43
USIM_RST
44
USIM_DATA
45
USIM_CLK
46
USIM_GND
47
Main UART Interface
Pin Name
Pin No.
MAIN_DTR
30
MAIN_RXD
34
BG952A-GL_QuecOpen_Hardware_Design
Used to wake up
DI
the MCU in low
power mode
I/O
Description
USB connection
AI
detect
USB differential
AIO
data (+)
USB differential
AIO
data (-)
I/O
Description
(U)SIM card
DI
hot-plug detect
(U)SIM card power
PO
supply
DO
(U)SIM card reset
DIO
(U)SIM card data
DO
(U)SIM card clock
Specified ground
for (U)SIM card
I/O
Description
Main UART data
DI
terminal ready
Main UART
DI
receive
V
min = -0.2 V
IL
V
max = 0.3 V
IL
V
min = 1 V
IH
V
max = 1.98 V
IH
DC Characteristics
Vnom = 5.0 V
Vmax = 4.1 V
Vmin = -0.2 V
DC Characteristics
V
min = -0.2 V
IL
V
max = 0.54 V
IL
V
min = 1.26 V
IH
V
max = 2.0 V
IH
Vmax = 1.9 V
Vmin = 1.7 V
V
max = 0.36 V
OL
V
min = 1.44 V
OH
V
min = -0.2 V
IL
V
max = 0.54 V
IL
V
min = 1.26 V
IH
V
max = 2.0 V
IH
V
max = 0.36 V
OL
V
min = 1.44 V
OH
V
max = 0.36 V
OL
V
min = 1.44 V
OH
DC Characteristics
V
min = -0.2 V
IL
V
max = 0.54 V
IL
V
min = 1.26 V
IH
V
max = 2.0 V
IH
LPWA Module Series
1.8 V power
domain.
If unused, keep
these pins open.
Comment
Typical 5.0 V
Compliant with
USB 2.0 standard
specification.
Require differential
impedance of 90 Ω.
Comment
1.8 V power
domain.
If unused, keep
these pins open.
Only 1.8 V (U)SIM
card is supported.
1.8 V power
domain.
Comment
1.8 V power
domain.
If unused, keep
these pins open.
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