---
title: "Clock Oscillators for W7500P"
url: "https://maker.wiznet.io/forum/15982"
markdown_url: "https://maker.wiznet.io/forum/15982/md"
type: "Forum topic"
category: "Ethernet Chips"
author: "JohnWilliams"
created: "2026-01-29T12:35:28+09:00"
last_activity: "2026-01-29T12:35:28+09:00"
language: "en"
views: 3
replies: 0
source: "WIZnet Makers forum (https://maker.wiznet.io/forum/)"
---

# Clock Oscillators for W7500P

## Question

Asked by JohnWilliams on 2026-01-29 in Ethernet Chips.

Can the W7500P use external, square wave output, clock oscillators instead of crystals or ceramic resonators?

This is usually possible for microprocessors, sometimes requiring capacitive coupling.

---

Source: https://maker.wiznet.io/forum/15982