{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC6121CI2A-00EST","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC6121CI2A-00EST","canonicalUrl":"https://icboms.com/microchip/DSC6121CI2A-00EST","factsUrl":"https://icboms.com/api/mcp/products/DSC6121CI2A-00EST","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology DSC61XX series MEMS XO (Standard), 48 MHz & 50 MHz CMOS outputs, ±25 ppm stability, 1.71V–3.63V supply, -40°C to +85°C, 4-VDFN package.","salesMarkdown":"## Dual-frequency MEMS oscillator — what the ratings mean The DSC6121CI2A-00EST: This eliminates a separate crystal or oscillator for each clock domain — useful for designs that need a 48 MHz USB or Ethernet clock alongside a 50 MHz reference for the processor or FPGA. Typical current draw is 3 mA max, making it suitable for battery-powered or thermally constrained designs where every milliwatt counts.","metaTitle":"Microchip DSC6121CI2A-00EST MEMS XO, 48/50 MHz, Obsolete","metaDescription":"Microchip DSC6121CI2A-00EST MEMS XO, dual-output 48/50 MHz, CMOS, ±25 ppm, -40 to 85°C. Obsolete — sourced to order via RFQ. Buy now.","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":"Tape & Reel (TR)","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":"±25ppm","Frequency - Output 1":"48MHz, 50MHz","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/acf21de1b17cc3e08161597505c6557b.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC6121CI2A-00EST/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy DSC6121CI2A-00EST and how do I get a price?","answer":"We source the DSC6121CI2A-00EST to order against your BOM quantity."},{"question":"What is the closest pin-compatible alternative to DSC6121CI2A-00EST in this Crystals & Oscillators family?","answer":"For a functional replacement, consider a different MEMS XO from the DSC61XX family with the same package and output configuration — but verify the dual-frequency assignment and supply voltage range against your design."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC6121CI2A-00EST","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC6121CI2A-00EST when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-19T21:29:33.091Z","lastPublished":"2026-07-19T21:29:33.091Z","indexable":true}}