[IC]:SX1268
[Frequency]:433MHz
[Power]:22dBm
[Size]:16*26mm
[Weight]:2.3±0.1g
[Introduction]:E22-400T22S is a wireless serial port module (UART) based on SEMTECH's SX1268 RF chip. It has multiple transmission modes, working in the 410.125MHz~493.125MHz, (default 433.125MHz), LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltage.
Operating parameter | Performance | Remark |
---|---|---|
Operating frequency | 410.125~493.125MHz | Support ISM band |
Tx power | 22 dBm | - |
Receiving sensitivity | -147dbm | Air data rate is 2.4kbps |
Air data rate | 0.3k~62.5kbps | Controlled via user’s programming |
Distance for reference | 5500m | Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate: 2.4kbps |
Size | 16 * 26 mm | - |
Antenna | IPEX/stamp hole | 50 ohm impedance |
Communication interface | UART | - |
Package | SMD | - |
Main parameter | Min. | Typ. | Max. | Unit | Remark |
---|---|---|---|---|---|
Operating voltage | 2.3 | 5.0 | 5.5 | V | ≥5.0 V ensures output power |
Communication level | - | 3.3 | - | V | For 5V TTL, It is recommended to add level conversion |
TX current | - | 133 | - | mA | Instant power consumption |
RX current | - | 11 | - | mA | - |
Sleep current | - | 469 | - | μA | Software is shut down |
Operating temperature | -40 | - | +85 | ℃ | - |