HMC453ST89 / 453ST89E v02.0710 InGaP HBT 1.6 WAT.
HMC453ST89 - InGaP HBT
HMC453ST89E - InGaP HBT
HMC453ST89E - InGaP HBT 1.6 WATT POWER AMPLIFIER 0.4 - 2.2 GHz