Chengdu Ebyte Electronic Technology Co.,Ltd.
E22-400T22DC User
Manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
2-5
The size and shape are consistent with our E32 series modules, which can be directly replaced to improve product
performance and distance.
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
5.5
Voltage over 5.5V 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.
Typ.
Max.
Operating voltage
（
V
）
2.3
5.0
5.5
≥5.0 V ensures output power
Communication level
（
V
）
-
3.3
-
For 5V TTL, It is recommended to add level conversion
Operating temperature
（
℃
）
-40
-
85
Industrial design
Operating frequency
（
MHz
）
410.125
433.125
493.125
Support ISM band
Power
consu
mption
TX current
（
mA
）
-
110
-
Instant power consumption
RX current
（
mA
）
-
12
-
-
Sleep current
（
μA
）
-
2
-
Software is shut down
Max Tx power
（
dBm
）
21.5
22.0
22.5
-
Receiving sensitivity
（
dBm
）
-146
-147
-148
Air data rate is 0.3 kbps
Air data rate
（
bps
）
0.3k
2.4k
62.5k
Controlled via user’s programming
