Overview
The SP491EN is an ethernet Transceiver made by SIPEX in a SOP-14 package with 5 pins. -40℃~+85℃ 5V PHY Transceiver SOP-14 Ethernet Transceivers ROHS.
PCBKit's library has its footprint (Package_SO:SO-14_3.9x8.65mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3233840).
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- SP491ENLCSC C3233840
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<iframe src="https://pcbkit.io/embed/parts/sipex/SP491EN" title="SP491EN in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/sipex/SP491EN.jpg" alt="SP491EN" width="1200" height="900">[](https://pcbkit.io/parts/sipex/SP491EN)Questions
Is there a KiCad symbol and footprint for the SP491EN?
Yes. the footprint Package_SO:SO-14_3.9x8.65mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SP491EN?
SOP-14, with 5 pins. Its footprint is drawn on this page.
Where is the SP491EN datasheet?
SIPEX publishes it: the Datasheet link on this page opens it.
Where can I order the SP491EN?
JLCPCB lists it as part C3233840, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SP491EN?
Parts like it in the library: the SN74LS126ADR2 by onsemi and the DS75107MX by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
