LTE Module Series
BG96-NA Hardware Design
BG96-NA_Hardware_Design Confidential / Released 21 / 64
V
IH
min=1.2V
V
IH
max=2.0V
CTS
36
DO
Clear to send
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it open.
TXD 35 DO
Transmit
data
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it open.
RXD 34 DI
Receive
data
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it open.
DTR 30 DI
Data terminal
ready, sleep
mode control.
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
Pull-up by default. Low
level wakes up the
module.
If unused, keep it open.
UART2 Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
DBG_TXD 23
DO
Transmit
data
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it open.
DBG_RXD 22
DI
Receive
data
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it open.
I2C Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
I2C_SCL 40
OD
I2C serial clock.
Used for
external codec.
External pull-up resistor is
required.
1.8V only. If unused, keep
it open.
I2C_SDA 41
OD
I2C serial data.
Used for
external codec.
External pull-up resistor is
required.
1.8V only. If unused, keep
it open.
RF Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
ANT_MAIN 60
IO
Main antenna
interface
50
Ω
impedance
