Chengdu Ebyte Electronic Technology Co,;Ltd E32-868T20D user manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
4
Health care products
；
Advanced Meter Reading Architecture(AMI)
；
Automotive industry applications.
2. Specification and parameter
2.1 Limit parameter
Main parameter
Performance
Notes
Min.
Max.
Power supply
（
V
）
0
5.2
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
2.2 Operating parameter
Main parameter
Performance
Remark
Min
Typ.
Max.
Operating voltage
（
V
）
3.3
5.0
5.2
≥3.3 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
）
862
-868
893
Support ISM band
Power
consumptio
n
Transmitting current [mA]
106
Instant power consumption
Receiving current [mA]
15
Turn-off current [μA]
4
Software is shut down
Max Tx power
（
dBm
）
19.2
-
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, automatic
sub-packing after exceeding
Buffer
512 Byte
