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Min. | Typ. | Max. | Unit | Condition | |
Working Condition | |||||
Voltage range | 1.8 | 3.3 | 3.7 | V | |
Operating Temperature | -40 | 25 | +85 | ℃ | |
Current Consumption | |||||
Rx current | <8 | mA | TTL level | ||
Tx current | < 110 | mA | |||
Sleep current | < 5 | uA | |||
RF Parameters | |||||
Frequency range | 414.92 | 433.92 | 453.92 | MHz | @433MHz |
470.92 | 490.92 | 509.92 | MHz | @490MHz | |
849.92 | 868.92 | 888.92 | MHz | @868MHz | |
895.92 | 914.92 | 934.92 | MHz | @915MHz | |
Data rate | 1312 | 62500 | bps | @LoRa | |
Output power | 1 | +22 | dBm | Software level 7 adjustable | |
Sensitivity | -129 | dBm | @1.3Kbps |
Interface | TTL |
Network | MESH |
Frequency | 433MHz,470MHz,868MHz,915MHz |
Modulation | LoRa |
Output Power | 160mW |
NO. | PIN | Description |
1 | VCC | Connect to the positive pole of the power supply (external 1.8-3.7V) |
2 | GND | Connect to power ground |
3 | TXD | Serial communication data transmission |
4 | RXD | Serial communication data reception |
5 | SET | Setting mode enable when CS is pulled high (0: setting mode, 1: normal working mode) |
6 | CS | 0: Working mode,1:Sleep mode. Normal communication when CS is pulled low; Pull high or float to sleep mode,Sleep current <5uA. |
7 | TXLED | LED indicator, LED will blink once when one packet is sent out |
8 | RXLED | LED indicator, LED will blink once when one packet is received |
9 | ANT | connect to 50 ohm antenna |
10 | GND | Ground of antenna |
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