{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1121DE1-050.0000T","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1121DE1-050.0000T","canonicalUrl":"https://icboms.com/microchip/DSC1121DE1-050.0000T","factsUrl":"https://icboms.com/api/mcp/products/DSC1121DE1-050.0000T","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology DSC1121DE1-050.0000T, MEMS XO (Standard), 50 MHz, CMOS output, ±50 ppm stability, 2.25 V–3.6 V supply, AEC-Q100 qualified, 6-SMD no-lead package, tape & reel","salesMarkdown":"The DSC1121DE1-050.0000T is a 50 MHz MEMS-based XO (standard oscillator) from Microchip Technology, delivering a CMOS output with ±50 ppm frequency stability across its -20°C to 70°C operating range. ## Supply voltage and output compatibility CMOS output is the standard interface for most digital clock inputs; it swings rail-to-rail and is compatible with 3.3 V logic without additional termination, though the 35 mA max supply current should be budgeted in the power estimate. ## Package, footprint, and sourcing posture Housed in a 6-SMD no-lead package measuring 2.50 mm x 2.00 mm with a seated height of 0.90 mm, this is a compact footprint suitable for space-constrained PCBs — the no-lead construction reduces parasitic inductance compared to a gull-wing package.","metaTitle":"DSC1121DE1-050.0000T MEMS XO 50 MHz CMOS AEC-Q100 Microchip","metaDescription":"Active production 50 MHz MEMS oscillator, CMOS output, ±50 ppm stability, 2.25-3.6 V supply, AEC-Q100 qualified, 6-SMD package.","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":"Tape & Reel (TR)","Ratings":"AEC-Q100","Function":"Enable/Disable","Frequency":"50 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"6-SMD, No Lead","Product Status":"Active","lifecycle_stage":"eol_hot","Size / Dimension":"0.098\\\" L x 0.079\\\" W (2.50mm x 2.00mm)","Voltage - Supply":"2.25V ~ 3.6V","Base Product Number":"DSC1121","Frequency Stability":"±50ppm","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-20°C~70°C","Current - Supply (Max)":"35mA","Absolute Pull Range (APR)":"-","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"22mA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4ad75d2f22fe92055f4a953b00c76a2c.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC1121DE1-050.0000T/alternatives.json"},"ai":{"faq":[{"question":"Is the DSC1121DE1-050.0000T AEC-Q100 qualified?","answer":"Yes, it carries an AEC-Q100 rating, which means it has passed automotive-grade reliability stress tests including temperature cycling, ESD, and latch-up — suitable for under-hood or cabin environments where a commercial-grade oscillator would not be approved."},{"question":"Can the DSC1121DE1-050.0000T replace a 50 MHz quartz crystal oscillator?","answer":"Functionally yes — it outputs a 50 MHz CMOS clock that can replace a quartz-based XO in the same socket, provided the supply voltage (2.25-3.6 V) and stability (±50 ppm) meet the downstream timing budget. The MEMS resonator is more shock-tolerant than quartz, which is a reliability advantage in automotive or industrial environments."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1121DE1-050.0000T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1121DE1-050.0000T 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}}