[IC]:SX1262
[Frequency]:410.125~493.125MHz
[Power]:22dBm
[Distance]:5.5km
[Size]:36*21mm
[Introduction]:E22-400T22DC is a wireless serial port module (UART) based on SEMTECH's SX1262 RF chip. It has multiple transmission modes, working in the 410.125MHz~493.125MHz, frequency (default 433.125MHz), LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltage.
Main parameter | Description | Remark |
Distance for reference | 5.5kM | 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 bytes per packet to transmit |
Buffer | 1000 Byte | - |
Modulation | LoRa | New generation LoRa modulation technology |
Communication interface | UART | TTL level |
Package | DIP | - |
Size | 21*36 mm | - |
Antenna | SMA-K | 50 ohm impedance |
Main parameter | Min. | Typ. | Max. | Unit | Remark |
Operating voltage | 2.3 | 5 | 5.5 | V | ≥5.0 V ensures output power |
Communication level | - | 3.3 | - | V | For 5V TTL, It is recommended to add level conversion |
Operating temperature | -40 | - | +85 | ℃ | Industrial design |
Operating frequency | 410.125 | 433.125 | 493.125 | MHz | Support ISM band |
TX current | - | 110 | - | mA | Instant power consumption |
RX current | - | 12 | - | mA | - |
Sleep current | - | 2 | - | μA | Software is shut down |
Max Tx power | 21.5 | 22.0 | 22.5 | dBm | - |
Receiving sensitivity | -146 | -147 | -148 | dBm | Air data rate is 0.3 kbps |
Air data rate | 0.3k | 2.4k | 62.5k | bps | Controlled via user’s programming |
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 input, connects to external TXD output pin. |
4 | TXD | Output | TTL UART output, connects to external RXD input pin. |
5 | AUX | Output | To indicate module ’s working status & wakes up the external MCU. During the procedure of self-check initialization, the pin outputs low level.(suspending is allowed). |
6 | VCC | Power supply | Module power supply positive reference, voltage range: 2.3 ~ 5.5V DC |
7 | GND | Power supply | Ground |
8 | Fixed hole | - | Fixed hole(Connect to GND on the module) |
9 | Fixed hole | - | Fixed hole(Connect to GND on the module) |
10 | Fixed hole | - | Fixed hole(Connect to GND on the module) |
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【E-mail】:service@cdebyte.com |
Technical support |
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【E-mail】:support@cdebyte.com |
Model | IC | Interface | Frequency Hz | Power dBm | Distance km | Air Rate(bps) | Package | Size (mm) | Feature | Manual | Sample |
---|---|---|---|---|---|---|---|---|---|---|---|
E22-400T30DC | UART | SX1262 | 433M 470M | 30 | 10 | 0.3~62.5k | DIP | 24*43 | New generation LoRa modulation technology | ||
E22-400T22DC | UART | SX1262 | 433M 470M | 22 | 5.5 | 0.3~62.5k | DIP | 21*36 | New generation LoRa modulation technology | ||
E22-400T30S1C | UART | SX1262 | 433M 470M | 30 | 10 | 0.3~62.5k | SMD | 25*40.5 | LoRa spread spectrum technology | ||
E22-900T22S1C | UART | SX1262 | 868M 915M | 22 | 7 | 0.3~62.5k | SMD | 16*26 | LoRa Automatic relay | ||
E22-400T22S1C | UART | SX1262 | 433M 470M | 22 | 5.5 | 0.3~62.5k | SMD | 16*26 | LoRa Automatic relay | ||
E22-900T22D | UART | SX1262 | 868M 915M | 22 | 5 | 0.3~62.5k | DIP | 21*36 | A new generation of LoRa spread spectrumtechnology | ||
E22-400T30D | UART | SX1268 | 433M 470M | 30 | 8 | 0.3~62.5k | DIP | 24*43 | New LoRa Spread Spectrum,Automatic relay,Wireless configuration | ||
E22-400T22D | UART | SX1268 | 433M 470M | 22 | 5 | 0.3~62.5k | DIP | 21*36 | New generation of LoRa spread spectrum technology | ||
E22-900T30S1B | SX1262 | UART | 868M 915M | 30 | 10 | 0.3~62.5k | SMD | 40.5*25 | Low consumption, anti-interference | ||
E22-400T30S1B | SX1268 | UART | 433M 470M | 30 | 10 | 0.3~62.5k | SMD | 40.5*25 | Low consumption, anti-interference | ||
E22-230T30S | SX1262 | UART | 230M | 30 | 10 | 0.3~15.6k | SMD | 40.5*25 | Low consumption, anti-interference | ||
E22-230T22S | SX1262 | UART | 230M | 22 | 5 | 0.3k~62.5 | SMD | 16*26 | Low consumption, anti-interference | ||
E22-900T22S1B | SX1262 | UART | 868M 915M | 22 | 5 | 0.3~62.5k | SMD | 16*26 | Low consumption, anti-interference | ||
E22-400T22S1B | SX1268 | UART | 433M 470M | 22 | 5 | 0.3~62.5k | SMD | 16*26 | Low consumption, anti-interference | ||
E22-400M30S | SX1268 | SPI | 433M 470M | 30 | 12 | 0.018~300k | SMD | 24*38.5 | Low consumption,anti-interference | ||
E22-900M30S | SX1262 | SPI | 868M 915M | 30 | 12 | 0.018~300k | SMD | 24*38.5 | Low consumption,anti-interference | ||
E22-900M22S | SX1262 | SPI | 868M 915M | 22 | 7 | 0.018~300k | SMD | 14*20 | Low consumption,anti-interference | ||
E22-400M22S | SX1268 | SPI | 433M 470M | 22 | 7 | 0.018~300k | SMD | 14*20 | Low consumption, anti-interference |