{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1121BI2-012.2880","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1121BI2-012.2880","canonicalUrl":"https://icboms.com/microchip/DSC1121BI2-012.2880","factsUrl":"https://icboms.com/api/mcp/products/DSC1121BI2-012.2880","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology DSC1121BI2-012.2880, XO (Standard) MEMS oscillator, 12.288 MHz CMOS output, ±25 ppm stability, -40°C to 85°C, 2.25V-3.6V supply, 6-SMD no-lead package.","salesMarkdown":"The DSC1121BI2-012.2880 is a MEMS-based XO (Standard) oscillator delivering a 12.288 MHz CMOS output — a common reference frequency for Ethernet PHYs, T1/ framing, and baseband processors. ## Supply voltage flexibility and output control The supply range spans 2.25V to 3.6V, covering both 2.5V and 3.3V logic rails without an intermediate regulator — one BOM line serves either rail. Sourced through independent distribution; confirmed availability and pricing at RFQ.","metaTitle":"DSC1121BI2-012.2880 MEMS Oscillator 12.288 MHz CMOS -","metaDescription":"DSC1121BI2-012.2880 XO (Standard) from Microchip Technology. MEMS-based, 12.288 MHz, CMOS output, ±25 ppm stability, -40°C to 85°C, 2.25V-3.6V supply.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Crystals & Oscillators"],"specifications":{"Mfr":"Microchip Technology","Type":"XO (Standard)","Output":"CMOS","Series":"DSC1121","Package":"Tube","Ratings":"-","Function":"Enable/Disable","Frequency":"12.288 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"6-SMD, No Lead","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":"DSC1121","Frequency Stability":"±25ppm","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-40°C~85°C","Current - Supply (Max)":"35mA","Absolute Pull Range (APR)":"-","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"22mA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.4100","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4ad75d2f22fe92055f4a953b00c76a2c.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC1121BI2-012.2880/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to DSC1121BI2-012.2880 in this Crystals & Oscillators family?","answer":"Within the DSC1121 series, any oscillator with the same 6-SMD no-lead package and supply voltage range is pin-compatible. The frequency is the differentiating parameter — no direct equivalent at 12.288 MHz is listed, but the family shares the same footprint and control logic."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1121BI2-012.2880","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1121BI2-012.2880 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}}