In the March issue of Microwaves & RF, technical editor Jack Browne writes about the new phase-locked loop (PLL) from Peregrine Semiconductor. The PE97240 is an integer-N PLL that is capable of generating low-noise signals through 5 GHz and is radiation tolerant to 100 krad (Si) total ionizing dose (TID). The PE97240 is built on Peregrine’s UltraCMOS® semiconductor technology on a sapphire substrate.
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