{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1003BE5-020.9450T","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1003BE5-020.9450T","canonicalUrl":"https://icboms.com/microchip/DSC1003BE5-020.9450T","factsUrl":"https://icboms.com/api/mcp/products/DSC1003BE5-020.9450T","rawCanonicalId":null},"summary":{"shortDescription":"Microchip DSC1003 series, XO (Standard) MEMS oscillator, 20.945 MHz CMOS output, ±10 ppm frequency stability, 1.7V–3.6V supply, AEC-Q100 qualified, 4-SMD no-lead package.","salesMarkdown":"The DSC1003BE5-020.9450T is a 20.945 MHz XO (Standard) MEMS oscillator from Microchip's DSC1003 series, delivering CMOS output with ±10 ppm frequency stability across its -20°C to 70°C operating range. ## Supply range and standby power savings The 1.7V to 3.6V supply range covers common 1.8V, 2.5V, and 3.3V rails without an external regulator — the oscillator runs directly from the core or I/O supply, simplifying the power tree. ## Surface-mount footprint and sourcing posture Housed in a 5.00 mm × 3.20 mm 4-SMD no-lead package, 0.90 mm seated height — the 0.197\" × 0.126\" footprint matches standard quartz oscillator land patterns, so a board laid out for a 5×3.2 mm XO accepts this MEMS part without a layout change. Product status is Active.","metaTitle":"DSC1003BE5-020.9450T MEMS Oscillator 20.945 MHz CMOS","metaDescription":"Microchip DSC1003BE5-020.9450T XO (Standard) 20.945 MHz CMOS MEMS oscillator, ±10 ppm stability, 1.7V-3.6V supply, AEC-Q100 qualified. Active production.","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":"DSC1003","Package":"Tape & Reel (TR)","Ratings":"AEC-Q100","Function":"Standby (Power Down)","Frequency":"20.945 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"4-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":"1.7V ~ 3.6V","Base Product Number":"DSC1003","Frequency Stability":"±10ppm","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-20°C~70°C","Current - Supply (Max)":"6mA","Absolute Pull Range (APR)":"-","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"15µA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/6e16d8c0e20d671fdec1bc4732fc9156.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC1003BE5-020.9450T/alternatives.json"},"ai":{"faq":[{"question":"Is DSC1003BE5-020.9450T AEC-Q100 qualified?","answer":"Yes, it carries AEC-Q100 ratings, meaning it has passed the automotive-grade stress tests for temperature cycling, ESD, and latch-up — suitable for use in engine control, transmission, or body electronics where the ambient temperature stays within its -20°C to 70°C range."},{"question":"Can DSC1003BE5-020.9450T replace a standard 20.945 MHz crystal oscillator?","answer":"Yes, if the existing oscillator is a 5.0 mm × 3.2 mm 4-pin CMOS-output XO with a 1.7V–3.6V supply. The MEMS die replaces the quartz resonator internally, but the electrical interface — CMOS output, enable/standby pin, supply — is identical to a standard oscillator. No PCB change is needed."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1003BE5-020.9450T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1003BE5-020.9450T 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}}