Chengdu Ebyte Electronic Technology Co,;Ltd
E32-433T20DT user manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
4
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
）
2.3
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
-
525
Support ISM band
Power
consumptio
n
Transmitting current [mA]
-
106
Instant power
consumption
Instant power consumption
Receiving current [mA]
-
15
-
-
Turn-off current [μA]
-
4
-
Software is shut down
Max Tx power
（
dBm
）
19.0
-
20.0
-
Receiving sensitivity
（
dBm
）
-144
-146
-147
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
3000m
Test condition
：
clear and open area, antenna gain: 5dBi
，
antenna height: 2.5m
，
air data rate: 2.4kbps
TX length
58 Byte
Maximum capacity of single package
Buffer
512 Byte
-
Modulation
LoRa™
-
Communication interface
TTL
@3.3V
Package
DIP
-
Connector
2.54mm
-
Size
21 * 36mm
-
Antenna
SMA-K
50 ohm impedance
