{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F401CDY6TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F401CDY6TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F401CDY6TR","factsUrl":"https://icboms.com/api/mcp/products/STM32F401CDY6TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F401CDY6TR, STM32F4 series, 32-bit ARM Cortex-M4 MCU, 84 MHz, 384 KB Flash, 96 KB SRAM, WLCSP-49, -40°C to 85°C.","salesMarkdown":"## 84 MHz Cortex-M4 with DSP and FPU in a WLCSP-49 footprint It packs 384 KB of Flash and 96 KB of SRAM into a 49-ball WLCSP package, making it a dense compute option for space-constrained industrial and consumer designs that need DSP instructions and a single-precision FPU without moving to a larger BGA or QFP. ## Peripheral set and I/O budget With 36 I/Os and connectivity including I²C, SPI, UART/USART, USB OTG, SDIO, and I²S, this MCU handles sensor fusion, motor-control feedback, and audio streaming in a single chip. Listed as Active by STMicroelectronics, so no last-time-buy risk on the horizon.","metaTitle":"STM32F401CDY6TR STM32F4 ARM Cortex-M4 MCU, 84 MHz","metaDescription":"STMicroelectronics STM32F401CDY6TR 32-bit ARM Cortex-M4 MCU, 84 MHz, 384 KB Flash, 96 KB SRAM, WLCSP-49, -40 to 85°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"84MHz","Series":"STM32F4","Package":"Tape & Reel (TR) Cut Tape (CT)","RAM Size":"96K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT","Connectivity":"I²C, IrDA, LINbus, SDIO, SPI, UART/USART, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"36","Core Processor":"ARM® Cortex®-M4","Package / Case":"49-UFBGA, WLCSP","Product Status":"Active","Data Converters":"A/D 10x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F401","Program Memory Size":"384KB (384K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"49-WLCSP","Voltage - Supply (Vcc/Vdd)":"1.7V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.9500","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/c1395acb0fdce6474233414430f990ad.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F401CDY6TR/alternatives.json"},"ai":{"faq":[{"question":"Is STM32F401CDY6TR pin-compatible with STM32F401CCY6?","answer":"The STM32F401CCY6 is a lower-density sibling (256 KB Flash, 64 KB SRAM) in the same WLCSP-49 package and is pin-compatible. The CDY6TR offers 384 KB Flash and 96 KB SRAM, so a BOM swap requires only a firmware update — no PCB change."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F401CDY6TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F401CDY6TR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T18:03:28.771Z","lastPublished":"2026-07-22T18:03:28.771Z","indexable":true}}