Chengdu Ebyte Electronic Technology Co.,Ltd.
E22-400T22D User Manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
14-21
12. Welding guidance
This product is a DIP module. When welding the module, the welding personnel must operate in accordance with the
anti-static operation specifications;
This product is electrostatic sensitive. Welding the module randomly without complying with the specifications may
cause permanent damage to the module.
13. E22 series
Model No.
Core IC
Frequency
Hz
Tx power
dBm
Distance
km
Package
Size
mm
Interface
SX1262
230M
22
5
SMD
16*26
TTL
SX1262
230M
30
10
SMD
20*40.5
TTL
SX1268
433/470M
22
5
SMD
16*26
TTL
E22-400T22D
SX1268
433/470M
22
5
DIP
21*36
TTL
SX1268
433/470M
30
10
SMD
20*40.5
TTL
SX1262
868/915M
22
5
SMD
16*26
TTL
SX1262
868/915M
30
10
SMD
20*40.5
TTL
SX1268
433/470M
22
7
SMD
14*20
SPI
SX1268
433/470M
30
12
SMD
24*38.5
SPI
SX1262
868/915M
22
7
SMD
14*20
SPI
SX1262
868/915M
30
12
SMD
24*38.5
SPI
14. Antenna guidance
14.1 Antenna recommendation
Antenna is an important role in the communication process. Inferior antennas often have a huge impact on
communication systems. Therefore, we recommend some antennas for wireless modules with excellent performance and
reasonable price.
Model No.
Type
Frequenc
y Hz
Interfa
ce
Gain
dBi
Height
Cable
Function feature
Flexible
antenna
433M
Weldin
g
2.0
43.8*9.5
-
Built-in flexible FPC
antenna
