Product Specs

1.3 Electrical parameters
Seria
l
numbe
r
Parameter
name
Parameter
value
details
1
Supply
voltage
2.8V3.6V
2
Operating
frequency
band
2400MHz ~ 2500MHz
3
Communicati
on level
3.3 V TTL level
4
Reference
distance
Classical environment (SF7BW203) 100 m (test
conditions: clear, open, maximum power
Rate, antenna gain 2dBi, height greater than 2m)
5
Transmittin
g power
12.5d Bm Max, adjustable
6
Receive
sensitivity
-130dBm @ SF12BW203
7
Air speed
8-level adjustable (25.38, 19.03, 8.88, 5.08, 2.85, 1.59,
0.87, 0.48) kbps
8
Emission
current
75mA (12.5dBm transmit power) @ 3.3 V
9
Receive the
current
30mA @ 3.3V
10
Communicati
on
interface
UART serial port, baud rate 115 200 8 bits 1 stop No
check
11
Packet
length
Maximum 200 bytes sent
12
Module
address
Four BYTEs, preset with different data (convenient for
networking, supporting broadcast and fixed point
Transmission)
13
Module size
51mm * 30mm * 5.5mm (without shield)
14
Production
process
RoHS