User's Manual

Chengdu Ebyte Electronic Technology Co., Ltd. E220-400T30S User manual
Copyright ©2012–2018，Chengdu Ebyte Electronic Technology Co.,Ltd.
4
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 /
2.2 Operating parameter
Main parameter
Performance
Remark
Min. Typ. Max.
Operating voltage（V）
3.0 5.0 5.5 ≥5.0 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 design
Operating frequency（MHz）
433.125 - 433.125 Support ISM band
Power
consumpti
on
TX current（mA）
- 610 - Instant power consumption
RX current（mA）
- 17 - -
Sleep current （μA）
- 3 - Software is shut down
-
Receiving sensitivity（dBm）
- -129 -
-124dbm,BW_L=125kHz,SF =
7,LORA
TM
;
-129dbm,BW_L=125kHz,SF =
9,LORA
TM
;
-121dbm,BW_L=250kHz,SF =
7,LORA
TM
;
-129dbm,BW_L=250kHz,SF =