10GHz PLL-based high performance frequency synthesizer

Product No: WEA10bS22

  • Applications:Satellite,Radar
  • Maturity:silicon proven
  • Foundry:GF
  • Geometry (nm):22nm
  • Process Node:22FDX

The WEA10bS22 is a PLL-based high performance frequency synthesizer implemented in 22FDX FD-SOI process with integrated multifunction chirp frequency generator. It generates a 10 GHz fundamental frequency and various frequency ramps with integrated VCO utilizing a 64band autocalibration system. The synthesizer is powered by a 1.5 V and 0.8 V supplies. The WEA10bS22 occupies a silicon area of 3150 um x 700 um (2.2 mm2). It exhibits high performance, high integration and flexibility for automotive RADAR applications.

Key Features
  • Low phase Noise PLL
  • Differential reference input 300MHz – 700MHz
  • 0.8 V PLL Supply – 1.5 V VCO Supply
  • 24 bits Programmable order MASH (1st /2nd/3rd )
  • Banerjee Figure of Merit: -217 dB
  • Programmable Active and Passive Loop
  • Filter with high/low loop bandwidth mode
  • LC-VCO with 64 bands
  • Automatic Band Selection System
  • Output Frequency 9.125 GHz – 10.375 GHz
  • 125 MHz tuning range per Band, Lock time
  • <1 us, Chirp ramp < 10 us, FM Chirp
  • Linearity error < 1%
  • Typical In-band noise -100 dBc/Hz
  • Area: 3150 um x 700 um (2.2 mm2)
  • 22FDXSOI-Option11/19