[IC]:SX1276
[Frequency]:862~930MHz
[Power]:20dBm
[Distance]:5.5km
[Size]:16*26mm
[Introduction]:E32-900T20S is a wireless serial port module (UART) based on SEMTECH's SX1276 RF chip. It has multiple transmission modes, working in the 862MHz~931MHz, LoRa spread spectrum technology, TTL output.
Main parameter | Description | Remark |
Distance for reference | 5500m | Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate: 2.4kbps |
TX length | 58Btye | Maximum capacity of single package, automatic sub-packing after exceeding. |
Buffer | 512Btye | - |
Modulation | LoRa™ | - |
Communication interface | UART | @3.3V,TTL |
Package | SMD | - |
Connector | Stamp hole | 1.27mm spacing |
Size | 16 * 26 mm | - |
Antenna | IPEX/stamp hole | 50 ohm impedance |
Main parameter | Min | Typ. | Max. | nit | Remark |
Operating voltage | 2.3 | 5 | 5.5 | V | ≥5.0 V ensures output power |
Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
Operating temperature | -40 | - | +85 | ℃ | Industrial design |
Operating frequency( | 862 | 868 | 931 | MHz | Support ISM band |
Transmitting current | - | 120 | - | mA | Instant power consumption |
Receiving current | - | 16 | - | mA | - |
Turn-off current | - | 4 | - | μA | Software is shut down |
Max Tx power | - | 20 | - | dBm | - |
Receiving sensitivity | - | -123 | - | dBm | Air data rate is 2.4kbps |