{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1033CI1-044.0000","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1033CI1-044.0000","canonicalUrl":"https://icboms.com/microchip/DSC1033CI1-044.0000","factsUrl":"https://icboms.com/api/mcp/products/DSC1033CI1-044.0000","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology DSC1033CI1-044.0000, PureSilicon™ MEMS XO (Standard), 44 MHz, CMOS output, ±50 ppm stability, 3.3 V supply, -40°C to 85°C, 4 mA typ supply current, standby power-down function, 4-SMD no-lead package.","salesMarkdown":"## MEMS oscillator for timing-critical designs The DSC1033CI1-044.0000: It operates from a 3.3 V supply and draws a maximum of 4 mA typical, making it suitable for power-sensitive designs where a quartz oscillator would consume more current. The 3.20 mm x 2.50 mm no-lead package with a 0.90 mm seated height fits compact PCB layouts where height is constrained.","metaTitle":"DSC1033CI1-044.0000 MEMS Oscillator 44 MHz CMOS XO –","metaDescription":"Active MEMS XO, 44 MHz, CMOS output, ±50 ppm stability, -40°C to 85°C, 4 mA supply. RFQ for DSC1033CI1-044.0000.","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":"DSC1033, PureSilicon™","Package":"Tube","Ratings":"-","Function":"Standby (Power Down)","Frequency":"44 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"4-SMD, No Lead","Product Status":"Active","lifecycle_stage":"eol_hot","Size / Dimension":"0.126\\\" L x 0.098\\\" W (3.20mm x 2.50mm)","Voltage - Supply":"3.3V","Base Product Number":"DSC1033","Frequency Stability":"±50ppm","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-40°C~85°C","Current - Supply (Max)":"4mA (Typ)","Absolute Pull Range (APR)":"-","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"1µA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/39044fcc9825a23a0d54b2590f18614f.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC1033CI1-044.0000/alternatives.json"},"ai":{"faq":[{"question":"How can I order DSC1033CI1-044.0000 or check availability?","answer":"This active MEMS oscillator is quoted to order through our independent distribution channel. Submit an RFQ with your target quantity; we confirm availability and current pricing at quote time. No stock-holding claim is made here."},{"question":"Can DSC1033CI1-044.0000 substitute for DSC1033CI2-044.0000?","answer":"Both share the same base product number DSC1033 and the same 44 MHz frequency, CMOS output, and 3.3 V supply. The CI1 and CI2 suffix variants may differ in frequency stability or temperature range — verify the specific stability (±50 ppm here) and operating range against your design requirements before substituting."},{"question":"Does DSC1033CI1-044.0000 have a standby mode?","answer":"Yes, it includes a standby (power-down) function that reduces supply current to 1 µA maximum when the clock output is disabled."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1033CI1-044.0000","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1033CI1-044.0000 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}}