آر اف (فرکانس رادیویی) و بیسیم ماژول فرستندهگیرنده و مودم آر اف
EBYTE E48-433T20S
| Manufacturer | EBYTE |
|---|---|
| Mfr. Part Number | E48-433T20S |
| Electland Part Code | 289002 |
| Electland Part Number | |
| Category | RF Transceiver Modules and Modems |
| Description | Transceiver 433MHz -120dBm UART SMD,26x16mm RF Transceiver Modules and Modems RoHS |
| Datasheet | Download |
Product Attributes
| Category | RF and Wireless RF Transceiver Modules and Modems |
|---|---|
| Sensitivity | -120dBm |
| Voltage - Supply | 2.7V~5.5V |
| Operating Temperature | -40℃~+85℃ |
| Frequency Range | 433MHz |
| interface | UART |
| Features | Module reset function;Restore factory settings function |
| Receive Current | 12mA |
| Modulation System | GFSK |
| Current Of Transmitting | 95mA |
| Model | Transceiver |
| Output Power(Max) | 20dBm |
| Packaging | SMD,26x16mm |
| Weight | 3.15g |
Introduction
E48-433T20S and E48-900T20S are cost-effective wireless data transmission modules launched by Chengdu Ebyte, featuring 4 operating modes and multiple transmission methods applicable to a wide range of scenarios. These modules support a maximum transmit power of 20dBm, operate in the 433MHz/900MHz frequency band, provide TTL-level output compatible with 3.3V IO port voltage, and support functions such as air wake-up, wireless configuration, relay networking, and communication keys. They also incorporate data encryption, ensuring data security and improving communication reliability and transmission efficiency through rigorous encryption and decryption algorithms.
Features
- Measured communication range up to 3.5 km
- Maximum transmit power 100 mW, multi-level software adjustable
- Supports license-free ISM 433/900 MHz bands worldwide
- Data transmission rate from 2.4 Kbps to 500 Kbps
- Frequency-hopping transceiver and auto-retransmission for reliable communication
- LBT support — monitors channel ambient noise before transmission, significantly improving communication success rate in harsh environments
- User-configurable communication key, non-readable, greatly enhancing data confidentiality
- Relay networking support, multi-level relay for ultra-long-distance communication
- RSSI signal strength indication for signal quality assessment and network optimization
- Over-the-air parameter configuration — remotely configure or read wireless module parameters via wireless command packets
- Air wake-up and ultra-low power consumption, suitable for battery-powered applications
- Point-to-point transmission, broadcast transmission, and channel monitoring
- Deep sleep mode with total power consumption ~3.5 µA; GFSK modulation support
- DC 2.7 V ~ 5.5 V power supply
- Industrial-grade design, supports long-term operation at -40 ~ 85°C
- Stamp-hole and IPEX antenna interfaces, selectable per user requirement
