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How to choose Si4432 RF module

By sdga:NiceRF Wireless Technology Co., Ltd

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

(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:

RF Module
Product modelRF4432PRORF4432RF4432X1RF4432F27
CertificationCE-RED   
Frequencyn315/433/470/868/915MHz (customizable 240-930MHz)433/490/868/915(customizable 240-930MHz)
Receive sensitivity-121dBm-122dBm
Transmitter power100mW500mW
Operating voltage range1.8~3.6V3.3~6V
Modulation modeFSK, GFSKFSK, GFSK
Receive current18.5 mA21 mA
Emission current85 mA350 mA
Sleep current<1 uA<3 uA
ShieldYesNONOYes
Size (length* width*height)17.3*17 *2.3mm17*16.5 *2mm16*16*2 mm38*20*4mm
Open transmission distance1.5km3~5km
Contact Us

 +86-755-23080616

 sales@nicerf.com

Website: https://www.nicerf.com/

Address: 309-314, 3/F, Bldg A, Hongdu business building, Zone 43, Baoan Dist, Shenzhen, China

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Email:sales@nicerf.com

Tel:+86-755-23080616

Address:309-314, 3/F, Bldg A, Hongdu business building, Zone 43, Baoan Dist, Shenzhen, China


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