SX1276 Long Range 868MHz LoRa Transmitter Receiver Module Cheap LoRa Module SX1276
- $6.74 / 1 - 999 pieces
$6.58 / >=1000 pieces - 1 piece
- Shenzhen RF-Star Technology Co., Ltd.
- Guangdong, China
- Ms Sunny Li
| Radio Frequency Integrated Circuits: | SX1276 | airspeed: | 0.3kbps～19.2kbps six levels adjustable |
| Package preview: | Supply capacity: | 1,000,000 lora module 868MHz modules per month | |
| brand: | RF Star | Antenna type: | sam interface |
| frequency: | 862 MHz - 893 MHz | Packaging Details: | RF-82UP LORA module 862MHz---893MHz packed in anti-static sponge corrugated box |
| payment terms: | L/C, T/T | port: | Shenzhen, China |
| interface: | serial port | send: | 30 decibels |
| Sleep current: | 8.2 uA | size: | 43*24mm |
| application: | water meter | model: | RF-82UP-1 |
| voltage: | 3.3V ~ 5.2V | scope: | 10000 meters |
| chipset: | Semtech SX1276 | type: | laura module |
| Origin: | Guangdong, China |
SX1276 RF-83UP cheap lora transmitter receiver module 868 for water meter
The RF-82UP module is a LoRa spread spectrum module, the operating frequency is 868 MHz ~ 893 MHz & 900 MHz ~ 931 MHz, based on Semtech SX1276. It is a wireless transceiver module with 3.3V TTL level output. The RF-star LoRa module has the characteristics of ultra-long-distance spread spectrum communication, concentrated power density, high anti-interference ability, confidentiality, and significantly reduced current consumption. The communication interface of RF-82UP is UART.
RF-82UP parameter
|
chipset |
Semtech SX1276 |
|
|
voltage |
3.3 V ~ 5.2 V, recommended to 5.0 V |
|
|
UART communication level |
2.5V ~ 3.6V, typical value: 3.3V |
|
|
frequency |
862 MHz ~ 893 MHz, typical: 868 MHz, 900 MHz ~ 931 MHz, typical: 915 MHz |
|
|
transmit power |
+10.0dBm ~ +20.0dBm |
|
|
Receiver sensitivity |
-146 dB |
|
|
number of channels |
31 |
|
|
default channel |
6 (868 MHz), 15 (915 MHz) |
|
|
Module address number |
65536 (default 0) |
|
|
crystal |
32 MHz |
|
|
pack |
DIP package |
|
|
aspect |
36.0 mm x 21.1 mm x (2.5 ± 0.1) mm |
|
|
antenna |
SMA connector |
|
|
Working humidity |
10% RH ~ 90% RH (no condensation) |
|
|
storage humidity |
10% RH ~ 90% RH (no condensation) |
|
|
Operating temperature |
-40℃～+85℃ |
|
|
Storage temperature |
-45℃～+90℃ |
|
|
Air Rates @ LoRa |
0.3 kbps ~ 19.2 kbps, typical value: 2.4 kbps |
|
|
Data Interface Rate @ 3.3 V (TTL) |
1200 bps ~ 115200 bps, typical value: 9600 bps |
|
|
Individual package size |
196 bytes |
|
|
cache size |
512 bytes |
|
|
Transmission distance |
5000 meters (test conditions: sunny, open, +20dBm, antenna gain 5dBi, height above 2.5 meters, airspeed 2.4kbps) |
|
|
Operating Current @ 5 V, 868 MHz |
emission current |
135mA |
|
receive current |
13.6mA |
|
|
sleep current |
6.2 uA |
|
|
Operating Current @ 5 V, 915 MHz |
emission current |
129mA |
|
receive current |
13.0mA |
|
|
sleep current |
5.8 uA |
|
RF-82UP pin function
|
pin |
Name |
pin type |
describe |
|
1 |
RES_MCU |
I |
Reset pin, NC. |
|
2 |
SWIM_MCU |
input Output |
SWIM pin of internal MCU |
|
3 |
S0 |
I |
Cooperate with S1 to determine the working mode. (Not normally closed, grounded when not in use.) |
|
4 |
S1 |
I |
Cooperate with S0 to determine the working mode. (Not normally closed, grounded when not in use.) |
|
5 |
Receiving end |
I |
Serial port receiving signal |
|
6 |
sender |
Europe |
UART sends signal |
|
7 |
CN |
Europe |
Pull the serial port high before sending data, and pull it low after sending. Timing wake-up pin, pulled high when wake-up. Pull high when the module sends data, and pull low after sending. |
|
8 |
virtual control center |
- |
Power supply: 3.3V ~ 5.2V. |
|
9 |
ground wire |
- |
Ground, North Carolina. |
|
10 |
ground wire |
- |
Ground, North Carolina. |
