# PCB routing

**URL:** <https://sierraconnect.protoexpress.com/t/pcb-routing/864>\
**Category:** Impedance\
**Created:** [January 12, 2024, 2:10pm UTC](https://sierraconnect.protoexpress.com/t/pcb-routing/864 "2024-01-12T14:10:45Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Olivia](https://avatars.discourse-cdn.com/v4/letter/o/b9e5f3/32.png) [@Olivia](https://sierraconnect.protoexpress.com/u/Olivia)\
**Post date:** [January 12, 2024, 2:10pm UTC](https://sierraconnect.protoexpress.com/t/pcb-routing/864/1 "2024-01-12T14:10:45Z")

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Can I route two different impedance profile traces, for example, 50 ohm SE and 90 ohm SE, on the same layer?

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**Author:** ![atar.mittal](https://sea2.discourse-cdn.com/sierraconnect/user_avatar/sierraconnect.protoexpress.com/atar.mittal/32/49_2.png) [@atar.mittal](https://sierraconnect.protoexpress.com/u/atar.mittal)\
**Post date:** [January 13, 2024, 12:00am UTC](https://sierraconnect.protoexpress.com/t/pcb-routing/864/2 "2024-01-13T00:00:06Z")

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Absolutely, you just need to pay attention to the spacing.

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**Author:** ![BerndKruger](https://avatars.discourse-cdn.com/v4/letter/b/a5b964/32.png) [@BerndKruger](https://sierraconnect.protoexpress.com/u/BerndKruger)\
**Post date:** [February 26, 2024, 3:18pm UTC](https://sierraconnect.protoexpress.com/t/pcb-routing/864/3 "2024-02-26T15:18:12Z")

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As long as you “follow the rules,” there are endless possibilities for incorporating various impedance topologies, including single-ended, differential, and slot coupling configurations on the same layer