{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC400-2222Q0118KE1T","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC400-2222Q0118KE1T","canonicalUrl":"https://icboms.com/microchip/DSC400-2222Q0118KE1T","factsUrl":"https://icboms.com/api/mcp/products/DSC400-2222Q0118KE1T","rawCanonicalId":null},"summary":{"shortDescription":"Microchip DSC400 series XO (Standard), MEMS-based, quad LVPECL outputs at 100 MHz and 125 MHz, ±50 ppm stability, 2.25V–3.6V supply, 20-VFQFN exposed-pad package.","salesMarkdown":"## Quad LVPECL clock source for 100/125 MHz reference trees The 2.25V–3.6V supply range lets it run from a 2.5V or 3.3V rail without a dedicated LDO, and the Enable/Disable function allows the outputs to be tri-stated during system sleep or test modes. ## Package, footprint, and temperature grade Housed in a 20-VFQFN with exposed pad (5.00 mm × 3.20 mm, 0.90 mm height), the part requires a thermal via array under the pad for adequate heat transfer — the exposed pad is the primary thermal path, not the package body.","metaTitle":"DSC400-2222Q0118KE1T – Microchip XO, LVPECL","metaDescription":"Microchip DSC400-2222Q0118KE1T XO (Standard) with MEMS resonator, quad LVPECL outputs at 100/125 MHz, ±50 ppm stability, 2.25V–3.6V supply, 20-VFQFN package.","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":"LVPECL","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":"±50ppm","Frequency - Output 1":"100MHz, 125MHz","Frequency - Output 2":"100MHz, 125MHz","Frequency - Output 3":"100MHz, 125MHz","Frequency - Output 4":"100MHz, 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/3dfbcfb7084b1e9ddbf5f3f3f9854796.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC400-2222Q0118KE1T/alternatives.json"},"ai":{"faq":[{"question":"What are the output frequencies and signal type of the DSC400-2222Q0118KE1T?","answer":"All four outputs are LVPECL, each delivering either 100 MHz or 125 MHz — the order code sets all outputs to the same pair of frequencies (–). The ±50 ppm stability keeps the clock edge jitter within the budget for 10 GbE and PCIe Gen 3 reference clocks."},{"question":"Is the DSC400-2222Q0118KE1T a drop-in replacement for the DSC400-2222Q0118KE0T?","answer":"The evidence does not list a DSC400-2222Q0118KE0T or any cross-reference. The DSC400 base product number shares the same 20-VFQFN package and pinout across the series, but confirm the output frequency configuration and supply voltage range against your BOM before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC400-2222Q0118KE1T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC400-2222Q0118KE1T 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}}