Chengdu Ebyte Electronic Technology Co.,Ltd
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd
4
1.3 Application
Home security alarm and remote keyless entry;
Wireless alarm security system;
Building automation solutions;
Wireless industrial-grade remote control;
Health care products;
Advanced Meter Reading Architecture(AMI);
Automotive industry applications.
2 Specification and parameter
2.1 Limit parameter
Main parameter
Performance
Remark
Min
Max
Power supply
（
V
）
0
3.8
Voltage over 3.8V 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
2.2 Operating parameter
Main parameter
Performance
备注
Min
Type
Max
Operating voltage
（
V
）
2.2
3.3
3.8
≥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
）
410
-
490
Support ISM band
Power
Consump-
tion
TX current
（
mA
）
-
24.9
-
Instant power consumption
RX current
（
mA
）
-
5.8
-
-
Sleep current
（
μA
）
-
2.0
-
Shut down by software
Max TX power
（
dBm
）
13.5
14
14.5
-
Receiving sensitivity
（
dBm
）
-120
-121
-122
Air data rate is 5 kbps
Air data rate
（
bps
）
20
-
1000k
Controlled via user’s programming
