LTE-A Module Series
EG06 Hardware Design
EG06_Hardware_Design 25 / 89
V
IH
max=2.0V
BT_CTS
164
DO
Clear to send
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it
open.
BT_EN*
3
DO
BT function
enabled
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
Keep it open.
This function is under
development
Debug UART Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
DBG_RXD
136
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.
DBG_TXD
137
DO
Transmit data
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it
open.
ADC Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
ADC0
173
AI
General purpose
analog to digital
converter interface
Voltage range:
0.15V to VBAT_BB
If unused, keep it
open.
ADC1
175
AI
General purpose
analog to digital
converter interface
Voltage range:
0.15V to VBAT_BB
If unused, keep it
open.
PCM and I2C Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
PCM_IN
66
DI
PCM data input
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.
PCM_OUT
68
DO
PCM data output
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it
open.
PCM_SYNC
65
IO
PCM data frame
synchronization
signal
V
OL
max=0.45V
V
OH
min=1.35V
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
1.8V power domain.
In master mode, it is
an output signal. In
slave mode, it is an
input signal.
If unused, keep it
open.