Product Matrix

EZRadio®

The Silicon Labs EZRadio family of fully integrated, low power, low data rate, low cost ICs are designed to meet the needs of OEMs developing mesh network applications for both consumer and industrial monitoring and control. EZRadio products support proprietary and de facto standard point-to-point, star, and mesh networks, as well as complex, standards-based mesh network applications.

Block Diagram

 

Features

Automatic Antenna Tuning
Direct Loop/IFA Antenna Support
SPI Interface
315, 434, 868 & 915 MHz Band Support
Fully integrated (low BOM, easy design-in)
No alignment required in production
Fast-settling, programmable, high-resolution PLL synthesizer
Fast frequency-hopping capability
Stable and accurate FSK modulation with programmable deviation
High bit rate (up to 256 kbps)
Direct loop antenna drive

Applications

Remote control
 Home security and alarm
 Wireless keyboard/mouse and other PC peripherals
 Wireless Toys
 Remote keyless entry
 Tire pressure monitoring
 Telemetry
 Personal/patient data logging
 Remote automatic meter reading

Resources

Documentation
  
  
  
  
  
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Design Tools
 View All Design Tools

 



Product Matrix

Part NumberAvailable DocumentsDesc.FSKOOK315 MHz434 MHz868 MHz915 MHzOutpt Pwr 868 MHzOutpt Pwr 434 MHzSpply VltgeFIFOFreq. Stp Res.PLL S/U timeIdle CrntPkg 
Si4020Data SheetTX256 kbps256 kbpsYesYesYesYes1 dBm3 dBm2.2 - 5.4 V-2.5 - 7.5250 µs1.5 mATSSOP16Sample
Buy
Si4021Data SheetTX115 kbps512 kbpsNoYesYesYes6 dBm8 dBm2.2 - 5.4 V1 bit2.5 - 7.5250 µs1.5 mATSSOP16Sample
Buy
Si4022Data SheetTX115 kbps-NoNoYesYes6 dBm8 dBm2.2 - 3.8 V64 bit20500 µs0.5 mATSSOP16Sample
Buy
Si4320Data SheetRX256 kbps1 kbpsYesYesYesYes--2.2 - 5.4 V16 bit2.5 - 7.5250 µs3.0 mATSSOP16Sample
Buy
Si4322Data SheetRX256 kbps-NoNoYesYes--2.2 - 3.8 V64 bit20500 µs0.5 mATSSOP16Sample
Buy
Si4420Data SheetTRX256 kbps-YesYesYesYes2 dBm3 dBm2.2 - 5.4 V16 bit2.5 - 7.5250 µs3.0 mATSSOP16Sample
Buy
Si4421Data SheetTRX115 kbps-NoYesYesYes7 dBm5 dBm2.2 - 3.8 V16 bit2.5 - 7.5200 µs0.6 mATSSOP16Sample
Buy