E22-T Serisi , LoRa Modül E22-900T22D
E22-900T22D
[IC]：SX1262
[Frequency]：850.125~930.125MHz
[Power]：22dBm
[Distance] ：5km
[Size]：21*36mm
[Weight]：6.5±0.2g
[Introduction]：E22-900T22D is a wireless module (UART) with multiple transmission modes, working in the 850.125MHz~930.125MHz, (default 868.125MHz). It features LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltage.
| Model | IC | Interface | Frequency Hz | Power dBm | Distance km | Air Rate (bps) | Package | Size (mm) | Feature | Manual |
| E22-400T22D | UART | SX1268 | 433M 470M | 22 | 5,0 | 0.3~62.5k | DIP | 21*36 | New generation of LoRa spread spectrum technology | ✔ |
| E22-400T22DC | UART | SX1262 | 433M 470M | 22 | 5,5 | 0.3~62.5k | DIP | 21*36 | New generation LoRa modulation technology | ✔ |
| E22-400T22S1B | SX1268 | UART | 433M 470M | 22 | 5,0 | 0.3~62.5k | SMD | 16*26 | Low consumption, anti-interference | ✔ |
| E22-400T22S1C | UART | SX1262 | 433M 470M | 22 | 5,5 | 0.3~62.5k | SMD | 16*26 | LoRa Automatic relay | ✔ |
| E22-400T30D | UART | SX1268 | 433M 470M | 30 | 8,0 | 0.3~62.5k | DIP | 24*43 | New LoRa Spread Spectrum,Automatic relay,Wireless configuration | ✔ |
| E22-400T30DC | UART | SX1262 | 433M 470M | 30 | 10,0 | 0.3~62.5k | DIP | 24*43 | New generation LoRa modulation technology | ✔ |
| E22-400T30S1B | SX1268 | UART | 433M 470M | 30 | 10,0 | 0.3~62.5k | SMD | 40.5*25 | Low consumption, anti-interference | ✔ |
| E22-400T30S1C | UART | SX1262 | 433M 470M | 30 | 10,0 | 0.3~62.5k | SMD | 25*40.5 | LoRa spread spectrum technology | ✔ |
| E22-900T22D | UART | SX1262 | 868M 915M | 22 | 5,0 | 0.3~62.5k | DIP | 21*36 | A new generation of LoRa spread spectrumtechnology | ✔ |
| E22-900T22S1B | SX1262 | UART | 868M 915M | 22 | 5,0 | 0.3~62.5k | SMD | 16*26 | Low consumption, anti-interference | ✔ |
| E22-900T22S1C | UART | SX1262 | 868M 915M | 22 | 7,0 | 0.3~62.5k | SMD | 16*26 | LoRa Automatic relay | ✔ |
| E22-900T30S1B | SX1262 | UART | 868M 915M | 30 | 10,0 | 0.3~62.5k | SMD | 40.5*25 | Low consumption, anti-interference | ✔ |
Limit Parameters
| Main Parameters | Performance | Remarks | |
| Min. | Max | ||
| Power supply（V） | 0 | 5.5 | Voltage over 5.5V will cause permanent damage to module |
| Blocking power（dBm） | - | 10 | Chances of burn is slim when modules are used in short distance |
| Operating temperature（℃） | -40 | +85 | - |
Operating parameter
| Main Parameters | Performance | Remarks | ||
| Min. | Typ. | Max. | ||
| Operating voltage（V） | 2.3 | 5.0 | 5.5 | ≥5.0 V ensures output power |
| Communication level（V） | - | 3.3 | - | For 5V TTL, it may be at risk of burning down |
| Operating temperature（℃） | -40 | - | +85 | Industrial design |
| Operating frequency（MHz） | 850.125 | 868.125 | 930.125 | Support ISM band |
| TX Current(mA) | - | 110 | - | Instant power consumption |
| RX current（mA） | - | 11 | - | - |
| Sleep current（μA） | - | 2 | - | Software is shut down |
| Max Tx power（dBm） | 21.5 | 22.0 | 22.5 | - |
| Receiving sensitivity（dBm） | -146 | -147 | -148 | Air data rate 0.3kbps |
| Air data rate（bps） | 0.3k | 2.4k | 62.5k | To control via user’s program |
| Main parameter | Description | Remarks |
| Distance for reference | 5000m | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 2.4kbps |
| TX length | 240 Byte | Can be configured via command as 32/64/128/240 bytesper packet to transmit |
| Buffer | 1000 Byte | - |
| Modulation | LORA | - |
| Communication interface | UART | TTL level |
| Package | DIP | - |
| Connector | 1*7*2.54mm | - |
| Size | 21*36 mm | - |
| Antenna | SMA-K | 50 ohm impedance |
| No. |
Name | Direction | Function |
| 1 | M0 |
Input（weak pull-up） |
Work with M1 to decide 4 working modes of module (not suspended, if notused, could be grounded). |
| 2 | M1 | Input（weak pull-up） |
Work with M0 to decide 4 working modes of module (not suspended, if notused, could be grounded). |
| 3 | RXD | Input |
TTL UART inputs, connects to external (MCU, PC) TXD output pin. Can beconfigured as open-drain or pull-up input. |
| 4 | TXD | Output |
TTL UART outputs, connects to external RXD (MCU, PC) input pin. Can be configured as open-drain or push-pull output |
| 5 | AUX | Output |
To indicate module ’s working status & wakes up the external MCU. During theprocedure of self-check initialization, the pin outputs low level. Can beconfigured as push-pull output (suspending is allowed). |
| 6 | VCC | Input |
Power supply ：2.3~ 5.5V DC |
| 7 | GND | Input |
Ground |
| 8 | Fixed hole | - |
Connect to GND |
| 9 | Fixed hole |
- |
Connect to GND |
| 10 | Fixed hole |
- |
Connect to GND |
