Chengdu Ebyte Electronic Technology Co.,Ltd
E30-900M20S User Manual
Copyright ©2012–2021,Chengdu Ebyte Electronic Technology Co.,Ltd.
5
2 Specification and Parameter
2.1 Limit Parameter
Main parameter
Performance
Remark
Min
Max
Power supply
(
V
)
1.8
3.6
Voltage over 3.6V will cause permanent damage to
module
Blocking power
(
dBm
)
-
10
Chances of burn is slim when modules are used in
short distance
Operating temperature
(
℃
)
-40
+85
Industrial grade
2.2 Operating Parameter
Main parameter
Performance
Remark
Min
Typical
Max
Operating voltage
(
V
)
1.8
3.3
3.6
3.3 V ensures output power
Communication level
(
V
)
-
3.3
-
For 5V TTL, it may be at risk of burning down
Operating temperature
(
℃
)
-40
-
+85
Industrial grade
Operating frequency
(
MHz
)
855
-
925
-
Power
Consump
- tion
TX current
(
mA
)
80
100
130
Instant power consumption
RX current
(
mA
)
-
16
-
-
Sleep current
(
μA
)
-
1.7
-
-
Max TX power
(
dBm
)
19
20
21
-
Receiving sensitivity
(
dBm
)
-115
-115
-116
Air data rate is1kbps
Main parameter
Description
Remark
Reference distance
2.5Km
Test condition
:
clear and open area, antenna gain: 5dBi
,
antenna height: 2.5m
,
air data rate: 1kbps
Modulation
GFSK
-
Communication Interface
SPI
Max. rate 10Mbps
Package
SMD
-
Interface method
Stamp Hole
-
Size
20*14mm
-
Antenna
IPEX/STAMP
50 ohm impedance