How to Choose the Si4432 RF Module

NiceRF has developed four different RF modules based on Silicon Lab's Si4432 chip: RF4432PRO, RF4432, RF4432X1, and RF4432F27. These modules are available in various form factors to cater to different customer requirements.

The four Si4432 RF modules share the following common features:

• The operating temperature range：-40 ~ +85℃
• Data transmission rate：123-256Kbps
• Integrated voltage regulator.
• Frequency hopping capability.
• Ultra-low power shutdown mode.
• Power-on reset function.
• Built-in crystal calibration function.
• Digital Received Signal Strength Indication (RSSI).
• Timed Wake-up Function.
• Automatic Antenna Matching and Bidirectional Switch Control.
• Configurable Data Packet Structure.
• Pre-Synchronization Signal Detection.
• 64-byte transmit/receive data register (FiFo)
• Low power detection.
• emperature sensing and 8-bit ADC (Analog-to-Digital Converter).

The four Si4432 RF modules offered by NiceRF differ in the following aspects: