{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC400-3333Q0078KE2T","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC400-3333Q0078KE2T","canonicalUrl":"https://icboms.com/microchip/DSC400-3333Q0078KE2T","factsUrl":"https://icboms.com/api/mcp/products/DSC400-3333Q0078KE2T","rawCanonicalId":null},"summary":{"shortDescription":"Microchip DSC400 series, XO (Standard) MEMS oscillator, four 125 MHz LVDS outputs, ±25 ppm stability, 2.25-3.6V supply, -20 to 70°C, 20-VFQFN exposed pad package.","salesMarkdown":"## Four 125 MHz LVDS lanes from one MEMS resonator Each output runs at the same frequency — useful for clocking multiple FPGA banks, SerDes lanes, or Ethernet PHYs from one reference without splitting a single-ended signal. Supply voltage spans 2.25V to 3.6V, so it sits on a 2.5V or 3.3V rail without an extra LDO. ## 20-VFQFN footprint and board layout notes The 20-VFQFN Exposed Pad package measures 5.00 mm x 3.20 mm with a 0.90 mm height.","metaTitle":"DSC400-3333Q0078KE2T MEMS XO – Quad 125 MHz LVDS, Active","metaDescription":"Microchip DSC400-3333Q0078KE2T: XO (Standard) MEMS oscillator, four 125 MHz LVDS outputs, ±25 ppm stability, 2.25-3.6V supply, -20 to 70°C. Active production.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Crystals & Oscillators"],"specifications":{"Mfr":"Microchip Technology","Type":"XO (Standard)","Height":"0.035\\\" (0.90mm)","Output":"LVDS","Series":"DSC400","Package":"Tape & Reel (TR)","Function":"Enable/Disable","Base Resonator":"MEMS","Package / Case":"20-VFQFN Exposed Pad","Product Status":"Active","lifecycle_stage":"eol_hot","Size / Dimension":"0.197\\\" L x 0.126\\\" W (5.00mm x 3.20mm)","Voltage - Supply":"2.25V ~ 3.6V","Base Product Number":"DSC400","Frequency Stability":"±25ppm","Frequency - Output 1":"125MHz","Frequency - Output 2":"125MHz","Frequency - Output 3":"125MHz","Frequency - Output 4":"125MHz","Operating Temperature":"-20°C ~ 70°C","Current - Supply (Max)":"-"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/dd7ea8057f52cb2d20f50975e5b8d842.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC400-3333Q0078KE2T/alternatives.json"},"ai":{"faq":[{"question":"Does the DSC400-3333Q0078KE2T have a pin-compatible replacement or second source?","answer":"No pin-compatible replacement or official second source is listed in the Microchip documentation. The BOM depends on this specific order code. If a cross-reference is needed, the DSC400 family includes other frequency and stability variants, but each carries a unique ordering code."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC400-3333Q0078KE2T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC400-3333Q0078KE2T when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}