Chengdu Ebyte Electronic Technology Co., Ltd.
E220P-400T22S User Manual
Copyright ©2012–2020,
Chengdu Ebyte Electronic Technology Co., Ltd.
4
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. Specifications and Parameters
2.1 Limit parameter
Main parameter
Performance
Remark
Min.
Max.
Power supply
（
V
）
2.3
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
）
3.3
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
）
410.125
-
493.125 Support ISM band
Power
consum
ption
TX current
（
mA
）
-
110
-
Instant power consumption @22dBm
RX current
（
mA
）
-
11
-
-
Sleep current
（
μA
）
-
2
-
Software is shut down
Max Tx power
（
dBm
）
21.5
22.0
22.5
-
Receiving sensitivity
（
dBm
）
-132
-135
-136
Air speed 2.4 KBPS
Air data rate
（
bps
）
2.4k
2.4k
62.5k
Controlled via user’s programming
Distance for reference
7km
Test condition
：
clear and open area, antenna gain: 5dBi
，
antenna height: 2.5m
，
air data rate: 2.4kbps
TX length
200 Byte
Can be configured via command as 32/64/128/200
bytes per packet to transmit
Buffer
400 Byte
-
Modulation
LoRa
New generation LoRa modulation technology
Communication interface
UART
TTL Level
Package
SMD
-
Connector
1.27mm
-
