On Wed, Mar 30, 2016 at 10:22 PM, Grzegorz Kasprowicz <kaspr...@gmail.com> wrote: > Actually, we can fit a lot to single FMC > Look here: > https://scontent-waw1-1.xx.fbcdn.net/hphotos-xpa1/v/t1.0-9/66620_1649317561668_2595483_n.jpg?oh=982ee50c1a1d8ecc444346c9eae1fe1c&oe=578FA78C > I managed to place there 16 AFEs, 16x130MHz ADCs, 16 buffers, FPGA, SDRAM, > quad DAC with amplifier, SMPS supply. The PCB has 4 layers. > Of course in case of RF stuff we need shielding, but we can fit there 2 JESD > ADC/DACs, which have very simple interface and half of the FMC will be still > available for 2 RF up or downconverters and fitlers. > Here is example that presents how much space is taken by the shielding/heat > sink > http://www.ohwr.org/attachments/3303/250M_top.jpg
Impressive. Yep. Looks doable then. For us it would probably be either just filtering and amplification on four channels, or upconversion (on two iq channels then i would think). _______________________________________________ ARTIQ mailing list https://ssl.serverraum.org/lists/listinfo/artiq
