[Interface]:UART
[Frequency]:433MHz
[Power]:20dbm
[Distance]:2.5KM
[Size]:17*30mm
[Introduction]:E30T-433T20S is a high temperature wireless serial port module (UART) ,half duplex, integrated transceiver, transparent transmission, SMD type, TTL level output, working frequency band 4 25 ~ 4 50.5MHz , transmit power 100mW , can work in -40 ~ +125 °C environment, suitable for high temperatureoperation scenarios .
Main parameter | Performance | Remark |
---|---|---|
Reference distance | 3500m | Clear and open environment, antenna gain 3.5dBi, antenna height 2.5m, air rate 1kbps |
Subcontracting | 58 Byte | The maximum capacity of a single package, it will be automatically sub-packaged when it exceeds. |
Cache capacity | 128 Byte | - |
Modulation | GFSK | - |
Packaging method | SMD | - |
Interface | 1.27mm | - |
Communication Interface | TTL | TL level |
Dimensions | 16 * 26mm | - |
Antenna interface | IPEX/stamp hole | Equivalent impedance is about 50 ohms |
Main parameter | Min. | Typ. | Max. | Unit | Remark |
---|---|---|---|---|---|
Operating Voltage | 2.7 | 5.0 | 5.5 | V | ≥3.3V can guarantee output power |
Working frequency | 410 | - | 450 | MHz | Factory default 433MHz, support ISM frequency band |
Communication Level | - | 3.3 | - | V | Risk of burnout with 5V TTL |
Emission current | - | 120 | - | mA | Instantaneous power consumption |
Receive current | - | 20 | - | mA | - |
Sleep current | - | 20 | - | uA | software shutdown |
Maximum transmit power | 19.4 | 20 | 20.5 | dBm | - |
Receive sensitivity | -120 | -121 | -122 | dBm | air rate is 1kbps |
Air rate | 1k | 1 | 25k | bps | User programming control |