Chengdu Ebyte Electronic Technology Co., Ltd
E32-433T30D User Manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
4
2 Specification and parameter
2.1 Limit parameter
Main parameter
Performance
Performance
Min.
Min.
Power supply
（
V
）
0
5.5
Voltage over 5.2V 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
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 at risk of burning
down
Operating temperature
（
℃
）
-40
-
+85
Industrial design
Operating frequency
（
MHz
）
410
-
441
Support ISM band
Power
consump
tion
Transmitting current[mA]
850
1000
1200
Instant power consumption
Receiving current [mA]
11
13
15
Turn-off current [μA]
2
Software is shut down
Max Tx power
（
dBm
）
32
33
34
Receiving sensitivity
（
dBm
）
-145
-147
-148
Air data rate is 2.4kbps
Air data rate
（
bps
）
0.3k
2.4k
19.2k
Controlled via user’s programming
Main parameter
Description
Remark
Distance for reference
16km
Test condition
：
clear and open area, antenna gain: 5dBi
，
antenna
height: 2.5m
，
air data rate: 2.4kbps
TX length
58 Btye
Maximum capacity of single package
Buffer
512 Btye
Modulation
LoRa
Communication interface
UART
TTL
Package
DIP
Connector
1*7*2.54mm
Size
37*60*7.6mm
Antenna
SMA-K
50 ohm impedance
