{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC6121CI1A-0043","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC6121CI1A-0043","canonicalUrl":"https://icboms.com/microchip/DSC6121CI1A-0043","factsUrl":"https://icboms.com/api/mcp/products/DSC6121CI1A-0043","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology DSC61XX series MEMS XO (Standard), order code DSC6121CI1A-0043, dual output 20MHz & 24MHz CMOS, ±50ppm stability, 1.71V~3.63V supply, -40°C~85°C, 4-VDFN package, tube.","salesMarkdown":"## MEMS XO with dual-frequency output — 20 MHz and 24 MHz on one die The DSC6121CI1A-0043: This dual-frequency capability lets a single BOM line cover two clock domains, reducing inventory line items for designs that need both rates at different operating modes. ## Obsolete — sourcing through independent channels No pin-compatible direct replacement is published by Microchip, so a redesign or a parametric search against the DSC61XX family (same package, same supply, same output format) is the migration path for new builds.","metaTitle":"Microchip DSC6121CI1A-0043 MEMS XO, 20/24MHz, 4-VDFN","metaDescription":"DSC6121CI1A-0043 MEMS XO from Microchip, dual output 20MHz & 24MHz, CMOS, ±50ppm, -40~85°C, 4-VDFN. Obsolete — sourced to order. Request a quote.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Crystals & Oscillators"],"specifications":{"Mfr":"Microchip Technology","Type":"XO (Standard)","Height":"0.035\\\" (0.89mm)","Output":"CMOS","Series":"DSC61XX","Package":"Tube","Function":"-","Base Resonator":"MEMS","Package / Case":"4-VDFN","Product Status":"Obsolete","lifecycle_stage":"eol_hot","Size / Dimension":"0.126\\\" L x 0.098\\\" W (3.20mm x 2.50mm)","Voltage - Supply":"1.71V ~ 3.63V","Frequency Stability":"±50ppm","Frequency - Output 1":"20MHz, 24MHz","Frequency - Output 2":"-","Frequency - Output 3":"-","Frequency - Output 4":"-","Operating Temperature":"-40°C~85°C","Current - Supply (Max)":"3mA (Typ)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/1228b1baf388c49094d52b76abcfca61.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC6121CI1A-0043/alternatives.json"},"ai":{"faq":[{"question":"Who supplies DSC6121CI1A-0043 and how is it quoted?","answer":"The part is supplied through independent distribution and surplus channels. Pricing and availability are confirmed per RFQ against the specific quantity and required date code."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC6121CI1A-0043","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC6121CI1A-0043 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-19T21:29:29.348Z","lastPublished":"2026-07-19T21:29:29.348Z","indexable":true}}