How to choose Si4432 RF module

Based on Silicon Lab's si4432 chip, our company has developed three RF modules with different package sizes: RF4432PRO, RF4432 and RF4432X1 to meet the needs of different customers.

(Si4432 RF module)

Similarities between the four RF Modules: 

• Operating Temperature Range：-40 ～ +85°C
• Data transfer rate: 0.123~256Kbps
• Integrated voltage regulator
• Frequency hopping
• Ultra-low consumption shutdown mode
• Power-on reset function
• Built-in crystal adjustment function
• Digital received signal strength indicator(RSSI)
• Timed wake-up function
• Antenna automatic matching and two-way switch control
• Configurable data packet structure
• Preamble detection
• 64 bytes send and receive data register(FiFo)
• Low power detection
• Temperature sensor and 8-bit analog-to-digital converters

Differences between the four RF Modules: