User's Manual

Chengdu Ebyte Electronic Technology Co., Ltd. E22-900M22S User manual
Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.
2
1.3 Application
 Home security alarm and remote keyless entry；
 Smart home and industrial sensors；
 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
3.7
Voltage over 3.7V 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
Remark
Min.
Typ.
Max.
Operating voltage（V）
1.8
3.3
3.7
It’s recommended to use 3.3V.
Communication level（V）
3.3
For 5V TTL, it may be at risk of burning down
Operating temperature
（
℃
）
-40
-
85
Industrial design
Operating frequency
（
GHz
）
850
915
930
Support ISM band
Power
consumption
TX current（mA）
119
Instant power consumption
RX current（mA）
6.8
Sleep current
（
μA
）
2
Software is shut down
Max Tx power
（
dBm
）
21.4
21.5
22.3
Receiving sensitivity（dBm）
-144
-146
-147
Air data rate is 0.3kbps
Air data rate
（
bps
）
0.6k
-
300k
Controlled via user’s programming
0.018k
62.5k
Controlled via user’s programming