Assuming "KSZ80 OB S4LV02" is a KSZ8081, here are the definitive specifications you would find in the datasheet:
For full design implementation, refer to the Microchip KSZ8081MNX/RNB Data Sheet or the Migration Guide if you are upgrading from an older KSZ8041 design. KSZ8041 | Microchip Technology ksz80 ob s4lv02 datasheet
Section E — Reliability, testing, and compliance (10 points) 13. (5 pts) List five reliability or compliance tests (e.g., ESD, thermal cycling, humidity, S-parameter channel test, EMI) that the datasheet might reference, and give one acceptance criterion for each. 14. (5 pts) Describe how to interpret an eye diagram and bit error rate (BER) spec in the datasheet when qualifying a 1000BASE-T PHY. Assuming "KSZ80 OB S4LV02" is a KSZ8081, here
: These are typically sold as replacement parts by electronics repair specialists like Great Bharat Spares for repairing display issues in compatible TV models. Related Component (Ethernet PHY) Related Component (Ethernet PHY)