{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S328-IQN25-C2","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S328-IQN25-C2","canonicalUrl":"https://icboms.com/texas-instruments/LM3S328-IQN25-C2","factsUrl":"https://icboms.com/api/mcp/products/LM3S328-IQN25-C2","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 300 series, LM3S328-IQN25-C2, 32-bit MCU, 25 MHz, 16 KB Flash, 4K x 8 RAM, 28 I/O, 8x10b ADC, -40°C to 85°C, 48-LQFP.","salesMarkdown":"The LM3S328-IQN25-C2 is a 32-bit ARM Cortex-M3 MCU from the Stellaris 300 series, clocked at 25 MHz with 16 KB of Flash and 4K x 8 of SRAM. It carries 28 GPIOs, an 8-channel 10-bit ADC, and serial interfaces including I²C, SPI, SSI, and UART/USART. ## Obsolete — sourcing reality and what replaces it The LM3S328-IQN25-C2 is marked obsolete by Texas Instruments. No last-time-buy window remains open through the factory channel.","metaTitle":"LM3S328-IQN25-C2 Stellaris ARM Cortex-M3 MCU, 25 MHz, 16 KB Flash","metaDescription":"LM3S328-IQN25-C2 is an obsolete Stellaris ARM Cortex-M3 MCU from TI. 25 MHz core, 16 KB Flash, 4K x 8 RAM, 28 GPIO, 8x10b ADC, -40°C to 85°C. Sourced to order via independent distr","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Texas Instruments","Speed":"25MHz","Series":"Stellaris® ARM® Cortex®-M3S 300","Package":"Tray","RAM Size":"4K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"I²C, Microwire, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"28","Core Processor":"ARM® Cortex®-M3","Package / Case":"48-LQFP","Product Status":"Not For New Designs","Data Converters":"A/D 8x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S328","Program Memory Size":"16KB (16K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"48-LQFP (7x7)","Voltage - Supply (Vcc/Vdd)":"3V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$9.9940","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/47a181b8b99cd2b700efc344c2b6e241.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S328-IQN25-C2/alternatives.json"},"ai":{"faq":[{"question":"What is LM3S328-IQN25-C2's listed speed?","answer":"The core runs at 25 MHz, which is the maximum clock for this Cortex-M3 implementation in the Stellaris 300 series."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S328-IQN25-C2","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM3S328-IQN25-C2 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}