Chengdu Ebyte Electronic Technology Co.,Ltd.
E108-GN User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
29
2 Specification and parameters
2.1 Working parameter
Main parameters
Performance
Remarks
Min.
Typ.
Max.
Working voltage (V)
3.0
5.0
5.5
≥5.0V can guarantee the output power
Communication level (V)
2.8
Risk of burnout with 5V TTL
Working temperature (℃)
-35
-
+85
Industrial grade design
Working frequency band (MHz)
2400
-
2518
Support ISM band
Power
consu-
mption
Emission current (mA)
35
Instantaneous power consumption
Receive current (mA)
20
Sleep current (μA)
120
Software shutdown
2.2 Hardware parameter
Main parameters
Description
Remarks
Baud rate (bps)
9600~921600
Default 9600
Data bits
8bit
Stop bit
1
Communication Interface
UART
（
TXD/RXD
）
or GPIO
Packaging method
Half hole
SMT
Dimensions
See Chapter 3 Pin
Definitions
Antenna interface
Stamp hole
Letter of agreement
Support NMEA0183
V4.1 and previous
versions
Maximum fixed update frequency up to 10Hz
Supported positioning
systems
BDS/GPS/GLONASS
2.3 GPS performance parameter
Category
Index Item
Typical Value
Unit
Positioning time
(Test Condition 1)
Cold start
27.5
s
Hot Start
<1
s
Recapture
<1
s
Positioning time
(Test Condition 1)
A-GNSS
<10
s
Sensitivity
(Test Condition 2)
Cold start
-149
dBm
Hot Start
-162
dBm
Recapture
-164
dBm
