DS250DF230: Integrated 2×2 Cross-Point

Lucifer

Expert 2600 points

Part Number: DS250DF230

Dear Sir,

According to the datasheet description of Integrated 2×2 Cross-Point

A non-disruptive on-chip eye monitor and a PRBS generator and checker is available for in-system diagnostics

Can PRBS generator to check the below 2 loop? thanks.

0 Nasser Mohammadi over 5 years ago

Hi Lucifer,

You can do from RX0 to TX1 and RX1 to TX0. Device does not support loop back from RX0 to RX1 or TX0 to TX1.

Regards,,nasser

0 Lucifer over 5 years ago in reply to Nasser Mohammadi

Expert 2600 points

thanks sir.

Since datasheet doesn't show the layout rule, may provide me layout guide as well? thanks.

0 Nasser Mohammadi over 5 years ago in reply to Lucifer

Hi Lucifer,

Layout guideline is part of the application section of the data sheet. Please refer to this section.

Additionally, DS250DF230EVM pcb layout is part of the design documents and you can review this Allegro pcb layout as well.

RRegards,,nasser

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