{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F446ZEH6TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F446ZEH6TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F446ZEH6TR","factsUrl":"https://icboms.com/api/mcp/products/STM32F446ZEH6TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F4 series, 32-bit ARM Cortex-M4 MCU; STM32F446ZEH6TR in 144-UFBGA (7x7 mm) Tape & Reel; 180 MHz core, 512 KB FLASH, 128 KB RAM, 114 I/O, 1.7–3.6 V supply, -40°C to 85°C; rich peripheral set including CANbus, USB OTG, SPI, I²C, 24-channel 12-bit ADC.","salesMarkdown":"## 180 MHz Cortex-M4 — what it buys you The STM32F446ZEH6TR runs the ARM Cortex-M4 core at 180 MHz, with a single-cycle multiply and hardware divider. That clock rate puts it in the band where you can run a real-time FFT or a motor-field-oriented control loop without a separate DSP — the FPU and SIMD instructions handle the math, and the 512 KB Flash gives you room for the firmware stack plus a bootloader. ## Memory and I/O — sizing the BOM 128 KB of SRAM (organized as 128K x 8) and 114 GPIOs. The 114 I/O lines cover a parallel LCD interface, a memory bus, and a handful of sensors. ## Connectivity — what is on the bus CANbus, USB OTG (host/device), SPI, I²C, SAI (serial audio), SPDIF-Rx, and SDIO. The CAN interface is 2.0B active; the USB OTG runs at full speed with an integrated PHY. For audio bridging, the SAI and SPDIF-Rx let you pipe I²S or S/PDIF into the core without an external transceiver. That is the industrial temperature band — fine for factory automation, outdoor telecom cabinets, and engine-bay-adjacent electronics.","metaTitle":"ST STM32F446ZEH6TR ARM Cortex-M4 MCU, 180 MHz, 512 KB Flash","metaDescription":"STMicroelectronics STM32F446ZEH6TR 32-bit MCU: 180 MHz Cortex-M4, 512 KB Flash, 128 KB RAM, 114 I/O, 144-UFBGA, -40°C to 85°C. Active lifecycle, available to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"180MHz","title":"STM32F446ZEH6TR","Series":"STM32F4","Package":"Tape & Reel (TR)","RAM Size":"128K x 8","Core Size":"32-Bit Single-Core","Peripherals":"Brown-out Detect/Reset, DMA, I²S, LVD, POR, PWM, WDT","Connectivity":"CANbus, EBI/EMI, I²C, IrDA, LINbus, SAI, SD, SPDIF-Rx, SPI, UART/USART, USB, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"114","Core Processor":"ARM® Cortex®-M4","Package / Case":"144-UFBGA","Data Converters":"A/D 24x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F446","Program Memory Size":"512KB (512K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"144-UFBGA (7x7)","Voltage - Supply (Vcc/Vdd)":"1.7V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$7.3940","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/cd1250ee9b471f9370d29b0641a72b62.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F446ZEH6TR/alternatives.json"},"ai":{"faq":[{"question":"What is STM32F446ZEH6TR's core speed?","answer":"The ARM Cortex-M4 core runs at 180 MHz, with a single-cycle multiply and hardware FPU."},{"question":"What compliance documentation does ST provide for STM32F446ZEH6TR?","answer":"STMicroelectronics provides RoHS and REACH compliance declarations for this part. The 144-UFBGA package is lead-free and meets the current EU directives. UL and IEC certifications are not typically issued for individual MCUs — those apply at the system level."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F446ZEH6TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F446ZEH6TR 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}}