E220-T Serisi , LoRa Wireless Modül E220-900T22D
E220-900T22D
[IC]：LLCC68
[Frequency]：850.125~930.125MHz
[Power]：22dBm
[Distance]：5km
[Size]：21*36mm
[Introduction]：E220-900T22D adopts a new generation of LoRa spread spectrum technology and a wireless serial port module (UART) designed based on the LLCC68 chip scheme. It has a variety of transmission methods, works in the (850.125 ～ 930.125MHz) frequency band(default 873.125MHz), TTL level output, compatible with 3.3V and 5V IO port voltage
| Model | Communication interface | IC | Frequency(Hz) | Tx power(dBm) | Distance(km) | Air data | Package | Size(mm) | Feature | Manual |
| E220P-400T22S | UART | LLCC68 | 433M 470M | 22 | 7,0 | 2.4~62.5k | SMD | 16*26 | New generation Lora spread spectrum | ✔ |
| E220-400T22S | UART | LLCC68 | 433M 470M | 22 | 5,0 | 2.4~62.5k | SMD | 16*26 | New generation LoRa modulation technology | ✔ |
| E220-400T22D | UART | LLCC68 | 433M 470M | 22 | 5,0 | 2.4~62.5k | DIP | 21*36 | New generation LoRa modulation technology | ✔ |
| E220-400T30S | UART | LLCC68 | 433M 470M | 30 | 10,0 | 2.4~62.5k | SMD | 25*40.5 | New generation LoRa modulation technology | ✔ |
| E220-400T30D | UART | LLCC68 | 433M 470M | 30 | 10,0 | 2.4~62.5k | DIP | 24*43 | New generation LoRa modulation technology | ✔ |
| E220-900T22S | UART | LLCC68 | 868M 915M | 22 | 5,0 | 2.4~62.5k | SMD | 16*26 | New generation LoRa modulation technology | ✔ |
| E220-900T22D | UART | LLCC68 | 868M 915M | 22 | 5,0 | 2.4~62.5k | DIP | 21*36 | New generation LoRa modulation technology | ✔ |
| E220-900T30S | UART | LLCC68 | 868M 915M | 30 | 10,0 | 2.4~62.5k | SMD | 25*40.5 | New generation LoRa modulation technology | ✔ |
| E220-900T30D | UART | LLCC68 | 868M 915M | 30 | 10,0 | 2.4~62.5k | DIP | 24*43 | New generation LoRa modulation technology | ✔ |
| Main Parameter | Min. | Typ. | Max. | Unit | Remark |
| Operating voltage |
2.3 | 3.3 | 5.5 | V | ≥3.3V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be burning down |
| TX current | - | 110 | - | mA | Instant power consumption @22dBm |
| RX current | - | 16.8 | - | mA |
5V Voltage |
| Sleep current | - | 5 | - | uA | Software shutdown |
| Operating Temperature |
-40 | - |
+85 | ℃ | Industrial grade |
| Operating frequency |
850.125 | - | 930.125 | MHz | Support ISM band |
| Tx power | 21.5 | 22 | 22.5 | dBm | - |
| Receiving sensitivity | -146 | -147 | -148 | dBm | Air data rate 2.4kbps |
| Air data rate | 2.4k | 2.4k | 62.5k | bps |
To control via user’s program |
| Main Parameter | Performance |
Remark |
| Distance for reference |
5km | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate:2.4kbps |
| TX length | 200 Btye | Can be configured via command as 32/64/128/200 bytes per packet to transmit |
| Buffer | 400 Btye |
- |
| Modulation | LoRa | New generation LoRa modulation technology |
| Communication interface | UART Serial Port |
TTL Level |
| Package | DIP | - |
| 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 not used, could be grounded) |
| 2 | M1 | Input(weak pull-up) |
Work with M0 to decide 4 working modes of module (not suspended, if not used, could be grounded). |
| 3 | RXD | Input |
TTL UART inputs, connects to external TXD output pin. |
| 4 | TXD | Output |
TTL UART outputs, connects to external RXD input pin. |
| 5 | AUX | Output |
Used to indicate the working status of the module; the user wakes up the external MCU, and outputs low level during power-on self-check initialization; (can be left floating) |
| 6 | VCC | Input |
Voltage range: 3.0～5.5V DC |
| 7 | GND | Input |
Ground |
| 8 | Fixed hole | - |
Fixed hole |
| 9 | Fixed hole |
- |
Fixed hole |
| 10 | Fixed hole |
- |
Fixed hole |
