ADF4108+HMC586 Which operational amplifier is best used in this loop filter？

Question

Dear Sir 
 Please can you recommend a loop filter operational amplifier for ADF4108 PLL chip and HMC586 VCO? Which operational amplifier is best suited for the loop filter? 
 Thanks

aandrews · Accepted Answer

Hello, 
 This will depend on the performance and the loop bandwidth you are targeting. 
 Please see here: 
 FAQ: OP-AMP choice for active PLL loop filters 
 and here: 
 https://www.analog.com/en/design-center/reference-designs/circuits-from-the-lab/cn0174.html#rd-description 
 
 ADA4625 is a good high performance option or OP184/ADA4084 are acceptable cheaper options for narrower loop bandwidths. 
 Regards, 
 Alex

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ADF4108+HMC586 Which operational amplifier is best used in this loop filter？

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