{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F437IIH6","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F437IIH6","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F437IIH6","factsUrl":"https://icboms.com/api/mcp/products/STM32F437IIH6","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F4 series, ARM Cortex-M4 32-bit MCU, 180 MHz, 2 MB Flash, 256K x 8 SRAM, Ethernet, CAN, USB OTG, 140 I/O, 1.8-3.6 V, -40 to 85 °C, 176+25 UFBGA (10x10 mm), Tray.","salesMarkdown":"## 180 MHz Cortex-M4 with 2 MB Flash — the compute and memory budget The STM32F437IIH6: ARM Cortex-M4 core at 180 MHz with 2 MB Flash and 256K x 8 SRAM. ## Ethernet, CAN, and USB OTG — one-chip connectivity stack This MCU integrates Ethernet MAC, CANbus, and USB OTG alongside I2C, SPI, UART/USART, and IrDA interfaces. For a BOM-conscious design, that means a single STM32F437IIH6 can handle the control, display, and wired-communication functions that would otherwise require separate PHY or bridge chips. The 140 I/O count provides headroom for parallel sensor arrays, addressable LED strips, or parallel-memory buses via the EBI/EMI controller. ## 176+25 UFBGA — footprint planning for the 10x10 mm BGA The exposed center pad (thermal ball) needs a via-stitched copper island on the top layer to pull heat into the inner planes; without it, junction temperature rises quickly above 400 mA continuous draw. The base product number STM32F437 covers a range of density and package variants; if a future redesign needs a different footprint, the STM32F4 family keeps the same core and peripheral architecture.","metaTitle":"STM32F437IIH6 STM32F4 MCU, 180 MHz, 2 MB Flash, 176+25 UFBGA","metaDescription":"STMicroelectronics STM32F437IIH6 ARM Cortex-M4 MCU: 180 MHz, 2 MB Flash, 256K x 8 SRAM, Ethernet, CAN, USB OTG, 140 I/O. Active lifecycle.","metaKeywords":null},"attributes":{"series":"STM32F4","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"180MHz","Series":"STM32F4","Package":"Tray","RAM Size":"256K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT","Connectivity":"CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, SPI, UART/USART, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"140","Core Processor":"ARM® Cortex®-M4","Package / Case":"201-UFBGA","Product Status":"Active","Data Converters":"A/D 24x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F437","Program Memory Size":"2MB (2M x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"176+25UFBGA (10x10)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$20.2800","priceTiers":[{"qty":1,"price":"$20.28000","currency":"USD"},{"qty":10,"price":"$18.63700","currency":"USD"},{"qty":25,"price":"$17.86400","currency":"USD"},{"qty":168,"price":"$15.73976","currency":"USD"},{"qty":336,"price":"$14.96726","currency":"USD"},{"qty":504,"price":"$14.00165","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/7ccff475f92d57ddcb2c7509216e5655.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F437IIH6/alternatives.json"},"ai":{"faq":[{"question":"Does STM32F437IIH6 have Ethernet?","answer":"Yes, the STM32F437IIH6 integrates an Ethernet MAC controller as part of its connectivity set, alongside CANbus and USB OTG. An external PHY chip is still needed for the physical-layer interface."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F437IIH6","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F437IIH6 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}}