E220-T Serisi , LoRa Wireless Modül E220-900T22S
E220-900T22S
[IC]：LLCC68
[Frequency]：850.125~930.125MHz
[Power]：22dBm
[Distance]：5km
[Size]：16*26mm
[Introduction]：E220-900T22S is a new generation of LoRa wireless serial port module (UART), based on Semtech's original LLCC68 chip design. It has a variety of transmission methods, works in the (850.125～930.125MHz) frequency band (default 873.125MHz), LoRa spread spectrum technology, 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 | Performance |
Remark |
| Operating frequency |
850.125~930.125MHz | Support ISM band |
| Tx power | 22 dBm | - |
| Receiving sensitivity | -129dbm |
- |
| Air data rate | 2.4k~62.5kbps | Controlled via user’s programming |
| Distance for reference | 5km | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 2.4kbps |
| Main parameter | Performance |
Remark |
| Size |
16 * 26 mm | - |
| Antenna | IPEX/stamp hole | 50 ohm impedance |
| Communication interface | UART |
TTL Level |
| Package | SMD | - |
| Main parameter | Min. | Typ. | Max. | Unit | Remark |
| Operating voltage |
2.3 | 3.3 | 5.5 | V | ≥3.3 V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| TX current | - | 110 | - | mA | Instant power consumption @22dBm |
| RX current | - | 11 | - | mA |
- |
| Sleep current | - | 2 | - | uA | Software is shut down |
| Operating temperature |
-40 | 20 |
+85 | ℃ | Industrial design |
| No. |
Name | Direction | Features |
| 1 | NC |
- |
Empty Pin |
| 2 | GND | - |
Ground |
| 3 | NC | - |
Empty Pin |
| 4 | NC | - |
Empty Pin |
| 5 | NC | - |
Empty Pin |
| 6 | NC | - |
Empty Pin |
| 7 | NC | - |
Empty Pin |
| 8 | GND | - |
Ground |
| 11 | GND | - |
Ground |
| 12 | ANT | - |
Antenna |
| 13 | GND | - |
Ground |
| 14 | GND |
- |
Ground |
| 15 | GND |
- |
Ground |
| 16 | GND | - |
Ground |
| 19 | GND | - |
Ground |
| 20 | M0 |
Input （weak pull-up） |
Work with M1 to decide 4 working modes of module (not suspended, if not used, could be grounded). |
| 21 | M1 |
Input （weak pull-up） |
Work with M0 to decide 4 working modes of module (not suspended, if not used, could be grounded). |
| 22 | RXD | Input |
TTL UART inputs, connects to external (MCU, PC) TXD output pin. |
| 23 | TXD | Output- |
TTL UART outputs, connects to external RXD (MCU, PC) input pin |
| 24 | 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) |
| 25 | VCC | - |
Power supply: 2.3~ 5.5V DC |
| 26 | GND | - |
Ground |
