{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1121AI2-066.6666","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1121AI2-066.6666","canonicalUrl":"https://icboms.com/microchip/DSC1121AI2-066.6666","factsUrl":"https://icboms.com/api/mcp/products/DSC1121AI2-066.6666","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology DSC1121AI2-066.6666, XO (Standard) CMOS output, 66.6666 MHz MEMS oscillator, ±25ppm stability, AEC-Q100 qualified, -40°C to +85°C, 2.25V-3.6V supply, Enable/Disable function, 6-SMD No Lead Exposed Pad package.","salesMarkdown":"## Automotive-grade MEMS clock at 66.6666 MHz The DSC1121AI2-066.6666 is a MEMS-based XO (Standard) oscillator from Microchip Technology, delivering a 66.6666 MHz CMOS output with ±25 ppm frequency stability. Its AEC-Q100 qualification and -40°C to +85°C temperature range make it suitable for automotive electronic modules, industrial controllers, and networking equipment that require a precise reference clock. ## Supply rail flexibility and output control Operating from 2.25V to 3.6V, this oscillator can be powered directly from a 2.5V, 3.0V, or 3.3V rail without an intermediate LDO. ## Package fit for standard 7x5 mm footprint Housed in a 6-SMD, No Lead Exposed Pad package measuring 7.00mm x 5.00mm with a seated height of 0.90mm, this oscillator drops into the common 7x5 mm oscillator land pattern.","metaTitle":"DSC1121AI2-066.6666 XO 66.6666 MHz MEMS Oscillator, AEC-Q100","metaDescription":"Active Microchip Technology DSC1121AI2-066.6666, XO (Standard) CMOS output, 66.6666 MHz, ±25ppm stability, -40°C to +85°C, AEC-Q100 qualified, 2.25V-3.6V","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":"AEC-Q100","Function":"Enable/Disable","Frequency":"66.6666 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"6-SMD, No Lead Exposed Pad","Product Status":"Active","lifecycle_stage":"eol_hot","Size / Dimension":"0.276\\\" L x 0.197\\\" W (7.00mm x 5.00mm)","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":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4ad75d2f22fe92055f4a953b00c76a2c.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Is the DSC1121AI2-066.6666 AEC-Q100 qualified?","answer":"Yes, it is rated AEC-Q100. That means it has passed automotive-grade reliability testing and comes with PPAP documentation — required for OEM audit compliance in production vehicle programs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1121AI2-066.6666","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1121AI2-066.6666 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}}