{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM3S2412-EQC25-A2","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM3S2412-EQC25-A2","canonicalUrl":"https://icboms.com/texas-instruments/LM3S2412-EQC25-A2","factsUrl":"https://icboms.com/api/mcp/products/LM3S2412-EQC25-A2","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Stellaris® ARM® Cortex®-M3S 2000 32-bit MCU, LM3S2412-EQC25-A2, 25MHz, 96KB Flash, 32KB RAM, 100-LQFP, -40°C to 105°C.","salesMarkdown":"## Package and board-fit for the 100-LQFP The LM3S2412-EQC25-A2 comes in a 100-LQFP package with a 14x14 mm body. The 0.50 mm pitch demands a controlled impedance stack-up on the outer rows for signal integrity, and a 4-layer board is typical for fan-out of the 49 I/O plus supply and ground pins. ## Compute and memory for the firmware budget The ARM Cortex-M3 core runs at 25 MHz with a single-cycle multiply and hardware divide — enough for moderate control loops and protocol handling without an external coprocessor. 96 KB of on-chip Flash holds the application code and bootloader; 32 KB of SRAM leaves headroom for stack, heap, and data buffers in a typical sensor or actuator node. Program memory is Flash type — field firmware updates are viable over the CAN or UART bootloader, but the 100k erase/write cycle endurance (typical for this process) means wear-leveling is not needed for most product lifetimes. ## Peripheral integration for control and connectivity The part integrates CAN, I²C, SPI, SSI, UART, and IrDA interfaces — enough to bridge a CAN-based fieldbus to a local sensor bus or debug UART without external bridge chips. On-chip peripherals include a 3-channel 10-bit ADC, PWM outputs, brown-out detect, POR, and a watchdog timer — covering the basic analog sampling and supervisory functions for an embedded control board. 49 general-purpose I/O pins are available, multiplexed with the peripheral functions — enough for a modest keypad, display, and sensor interface without an external GPIO expander. ## Lifecycle reality and sourcing for the BOM line For a BOM line requiring an active-production alternative, a parametric search within the Stellaris family for a Cortex-M3 at a similar speed and memory tier is the next step — but expect a different package and pinout, requiring a board spin.","metaTitle":"TI LM3S2412-EQC25-A2 Stellaris ARM Cortex-M3 MCU, 25MHz","metaDescription":"Texas Instruments LM3S2412-EQC25-A2 ARM Cortex-M3 MCU, 25MHz, 96KB Flash, 32KB RAM, -40 to 105°C. Obsolete — sourced to order. Request a quote.","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 2000","Package":"Tray","RAM Size":"32K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"Brown-out Detect/Reset, POR, PWM, WDT","Connectivity":"CANbus, I²C, IrDA, Microwire, SPI, SSI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"49","Core Processor":"ARM® Cortex®-M3","Package / Case":"100-LQFP","Product Status":"Obsolete","Data Converters":"A/D 3x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"LM3S2412","Program Memory Size":"96KB (96K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"100-LQFP (14x14)","Voltage - Supply (Vcc/Vdd)":"2.25V ~ 2.75V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM3S2412-EQC25-A2/alternatives.json"},"ai":{"faq":[{"question":"What is the LM3S2412-EQC25-A2's core and speed?","answer":"It uses an ARM Cortex-M3 core running at 25 MHz — a 32-bit single-core processor with single-cycle multiply and hardware divide."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM3S2412-EQC25-A2","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM3S2412-EQC25-A2 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-21T02:50:34.750Z","lastPublished":"2026-07-21T02:50:34.750Z","indexable":true}}