Ebyte E30-400M20S(4438) SI4438 433~470MHz 20dBm 2.5km Wireless RF Transceiver Module

Ebyte E30-400M20S SI4438 433~470MHz 20dBm 2.5km Wireless RF Transceiver Module - SPI Interface

E30-400M20S(4438) is a hardware module (SPI) based on the SI4438 RF chip imported from Silicon Labs. It is a half-duplex, SMD integrated transceiver with transparent transmission available. With working frequency band 425 ～525MHz, transmitting power 100mW, it is suitable for a variety of environments.

The original imported SI4438 RF chip from Silicon Labs(USA) features high receiving sensitivity and strong anti-interference, supporting the development of low power consumption as well. It has been widely used in various industries and has the characteristics of stable performance, long transmission distance, and strong ability of penetration and diffraction, etc.

Datasheet

Features

• The measured communication distance can reach 2500m
• Maximum transmission power: 100 mW
• Support 425-525MHz ultra-wide frequency band
• Support air date rate of 1k～25kbps
• Support 1.8～3.6V power supply, power supply over 3.3 V can guarantee the best performance
• Industrial grade standard design, support -40 ~ 85 °C for working over a long time

Specifications

• IC: SI4438
• Frequency: 425～525MHz
• Power: 20dBm
• Distance: 2.5km
• Communication Interface: SPI
• Operating temperature: -40 to +85℃
  
• Dimensions: 20*14mm
• Package: SMD

Applications

• Home security alarm and remote keyless entry
• Smart home and industrial sensors, etc.
• Wireless alarm security systems
• Building automation solutions
• Wireless industrial-grade remote control
• Intelligent agriculture and oilfield solutions
• Health care products
• Advanced Meter Reading Architecture(AMI)
• Automotive industry applications.