E43-433T13S3 cost-effective wireless data transmission module applied to various application
[Frequency]：425~440.75MHz
[Power]：12.5dBm
[Distance]：1.0km
[Interface]：UART
[Size]：16*26mm
[Weight]：2.0±0.1g
[Feature]：Small size, cost effective
[Introduction]：The E43-433T13S3 is a super cost-effective wireless data transmission module manufactured by Chengdu Ebyte. It has four working modes and two transmission modes. Each transmission modes have their own characteristics, which can be applied to various application scenarios.
| RF Parameter | Value | Remark |
| Working frequency | 425~440.75 MHz | Support ISM band |
| Transmitting power | 12.5 dBm | - |
| Receiving sensitivity | -126 dBm | Air data rate is 2.4kbps |
| Air data rate | 1.2k~9.6kbps | User Programming Control |
| Test distance | 1000m | Test condition：clear and open area, antenna gain: 5dBi，air data rate:1.2kbps |
| Hardware Parameter | Value | Remark |
Size | 16 * 26 mm | - |
Antenna type | IPEX / Stamp hole | 50 ohm impedance |
Communication interface | UART | - |
Package | SMD | - |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply | 1.8 | 5 | 5.5 | V | - |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| Transmitting current | - | 27 | - | mA | Instant power consumption |
| Receiving current | - | 13 | - | mA | - |
| Sleep current | - | 2 | - | nA | Software is shut down |
| Operating temperature | -40 | - | +85 | ℃ | Industrial design |
| Operating humidity | 10 | - | 90 | % | - |
| Storage temperature | -40 | - | +125 | ℃ | - |