E22-230T33S LoRa solution 230MHz High-power LoRa spreading Relay networking Wireless serial port module
[Transmission power]：33dBm
[Communication distance]： 12km
[Product weight]：5.4±0.1g
[Product size]：25*40.5mm
[Introduction]：E22-230T33S is a wireless serial port module (UART) based on SEMTECH's LoRa solution. It has multiple transmission modes, working at 220.125MHz~236.125MHz, (default 230.125MHz), LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltages.
| Electric parameter | Unit | Model No. | Remarks | ||
| E22-230T22S | E22-230T30S | E22-230T33S | |||
| Operating level | V | 2.3〜5.5V | 3.3〜5.5 V | 3.3〜5.5 V | 之3.3V ensures output power |
| Communication level | V | 3.3 | For 5V TTL, it may be at risk of burning down | ||
| TX current | mA | 122 | 530 | 990 | Instant power consumption |
| RX current | mA | 13 | 14 | 15 | |
| Sleep current | uA | 2 | Software is shut down | ||
| Operating temperature | ℃ | -40〜+85 | Industrial design | ||
| Main parameter | E22-230T22S | E22-230T30S | E22-230T33S | Remarks |
| Size | 16*26 mm | 25*40.5mm | 25*40.5mm | |
| TX length | 240 Byte | Sub-packing 32/64/128/240 byte to send via command | ||
| Buffer | 1000 Byte | |||
| Modulation | LoRa | New generation LoRa | ||
| Communica tion interface | UART | TTL | ||
| Package | SMD, stamp hole, 1.27/2.54mm pitch | |||
| Pitch | 1.27mm | 1.27mm | 2.54mm | |
| PA+LNA | X | √ | √ | Built-in PA+LNA |
| Antenna | IPEX/Stamp hole | 50 ohm impedance | ||
| RF parameter | Unit | Model No. | Remarks | ||
| E22-230T22S | E22-230T30S | E22-230T33S | |||
| Operating frequency | GHz | 220.125 - 236.125 | ISM band | ||
| TX power | dBm | 22.0±0.5 | 30.0±0.5 | 33.0±0.5 | |
| Block power | dBm | 0 〜10.0 | Chances to bum is slim when used in short distance | ||
| Receiving sensitivity | dBm | -147±1.0 | Air data rate 2.4kbps | ||
| Tested distance | Km | 5 | 10 | 12 | Test condition： clear and open area, antenna gain: 5dBi, antenna height: 2.5m, air data rate: 2.4kbps |
| Air data rate | bps | 0.3k〜15.6k | Controlled via user's programming | ||
