search

sinara-hw / FMC_Shuttler

16-channel 125MS/s 16bit DAC in FMC form factor.
15 stars 4 forks source link

ADCLK845: OUT3 requires CMOS Logic but LVDS Logic is set #39

Closed linuswck closed 10 months ago

linuswck commented 10 months ago

Ctrl_A is set to GND. Thus, according to datasheet, OUT0, OUT1, OUT2, OUT3 is configured to be LVDS logic. However, DAC_CLK7 on OUT3 requires a CMOS output. Then, the DAC on channel 7 will be malfunction.

Screenshot from 2023-08-29 10-39-51

Screenshot from 2023-08-29 10-40-49

linuswck commented 10 months ago

I was looking at release review version of schematic. This is fixed in later revision on master.