{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F429ZIT7","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F429ZIT7","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F429ZIT7","factsUrl":"https://icboms.com/api/mcp/products/STM32F429ZIT7","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F4 series, 32-bit ARM Cortex-M4 single-core MCU, 180MHz, 2MB Flash, 256KB RAM, 144-LQFP tray, 114 I/O, Ethernet, USB OTG, 24x12b ADC, -40 to 105°C operating temperature, 1.7 to 3.6V supply, Active lifecycle.","salesMarkdown":"## What the 180 MHz Cortex-M4 buys you in this package The STM32F429ZIT7: It is built for applications that need a DSP-capable core with a rich peripheral set — think graphical user interfaces driven through the LCD controller, Ethernet-connected industrial gateways, or multi-protocol fieldbus nodes. The 144-LQFP package (20x20 mm) gives you 114 I/O, enough to route a parallel LCD interface alongside CAN, Ethernet, and multiple UART/SPI/I²C buses without multiplexing pain. The 2 MB (2M x 8) program Flash is the largest density in the STM32F429 line, which matters when you are fitting a TCP/IP stack, a graphics library, and a file system into a single chip. The 256 KB SRAM (organized as 256K x 8) is shared between core data and peripheral DMA buffers — the Ethernet controller and the LCD controller both chew through SRAM, so budget accordingly. ## Connectivity and peripheral set for a system-on-chip design The I²S interface pairs with the DAC for audio output, and the LCD controller drives a parallel RGB display directly. The internal oscillator can serve as the system clock, though an external crystal is recommended for Ethernet timing accuracy.","metaTitle":"STM32F429ZIT7 STM32F4 MCU, ARM Cortex-M4 180MHz, 2MB Flash","metaDescription":"STM32F429ZIT7 32-bit ARM Cortex-M4 MCU, 180MHz, 2MB Flash, 256KB RAM, 114 I/O, Ethernet, USB OTG, -40°C to 105°C, 144-LQFP. Active lifecycle.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"180MHz","title":"STM32F429ZIT7","Series":"STM32F4","Package":"Tray","RAM Size":"256K x 8","Core Size":"32-Bit Single-Core","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":"114","Core Processor":"ARM® Cortex®-M4","Package / Case":"144-LQFP","Data Converters":"A/D 24x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F429","Program Memory Size":"2MB (2M x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"144-LQFP (20x20)","Voltage - Supply (Vcc/Vdd)":"1.7V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$16.1132","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/0a79e5c8e439c32ad72e1d66b3d6a6e2.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F429ZIT7/alternatives.json"},"ai":{"faq":[{"question":"What are the differences between STM32F429ZIT7 and STM32F429ZIT6?","answer":"The primary difference is the operating temperature range. All other specifications — 180 MHz Cortex-M4 core, 2 MB Flash, 256 KB RAM, 144-LQFP package, 114 I/O, and peripheral set — are identical between the two. The '7' variant is the industrial-temperature choice for environments that exceed 85°C."},{"question":"What is the flash memory size of STM32F429ZIT7?","answer":"The STM32F429ZIT7 has 2 MB of program Flash memory, organized as 2M x 8 bits. This is the largest Flash density in the STM32F429 line, suitable for complex firmware with graphics, networking, and file system stacks."},{"question":"What is the maximum operating temperature of STM32F429ZIT7?","answer":"This industrial temperature grade qualifies the part for motor drives, outdoor telecom, and factory automation without derating."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F429ZIT7","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F429ZIT7 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}}