Quectel BG96 Series Hardware Design page 22

UART3_TXD
27
UART3_RXD 28
PCM* Interface
Pin Name Pin No.
PCM_CLK* 4
PCM_SYNC* 5
PCM_IN* 6
PCM_OUT* 7
I2C* Interface
Pin Name Pin No.
I2C_SCL* 40
I2C_SDA* 41
Antenna Interfaces
Pin Name Pin No.
ANT_MAIN 60
ANT_GNSS 49
BG96_Hardware_Design
Transmit data
DO
DI Receive data
I/O Description
PCM clock
DO
output
PCM frame
DO synchronization
output
DI PCM data input
PCM data
DO
output
I/O Description
I2C serial clock.
OD Used for
external codec.
I2C serial data.
OD Used for
external codec.
I/O Description
Main antenna
IO
interface
GNSS antenna
AI
interface
BG96 Hardware Design
1.8V power domain.
V max=0.45V
OL
If unused, keep this pin
V min=1.35V
OH
open.
V min=-0.3V
IL
1.8V power domain.
V max=0.6V
IL
If unused, keep this pin
V min=1.2V
IH
open.
V max=2.0V
IH
DC
Comment
Characteristics
1.8V power domain.
V max=0.45V
OL
If unused, keep this pin
V min=1.35V
OH
open.
1.8V power domain.
V max=0.45V
OL
If unused, keep this pin
V min=1.35V
OH
open.
V min=-0.3V
IL
1.8V power domain.
V max=0.6V
IL
If unused, keep this pin
V min=1.2V
IH
open.
V max=2.0V
IH
1.8V power domain.
V max=0.45V
OL
If unused, keep this pin
V min=1.35V
OH
open.
DC
Comment
Characteristics
External pull-up resistor is
required.
1.8V only. If unused, keep
this pin open.
External pull-up resistor is
required.
1.8V only. If unused, keep
this pin open.
DC
Comment
Characteristics
50Ω impedance
If unused, keep this pin
50Ω impedance
open.
LTE Module Series
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