{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32L072RBH6TR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32L072RBH6TR","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32L072RBH6TR","factsUrl":"https://icboms.com/api/mcp/products/STM32L072RBH6TR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32L072RBH6TR, STM32L0 series, 32-bit ARM Cortex-M0+ MCU, 32MHz, 128KB Flash, 20K x 8 RAM, 6K x 8 EEPROM, 51 I/O, 64-TFBGA, -40°C to 85°C, 1.65V to 3.6V.","salesMarkdown":"It packs 128KB of Flash program memory, 20K x 8 of SRAM, and 6K x 8 of EEPROM on-chip — enough for sensor-fusion firmware, USB protocol stacks, and non-volatile calibration data without an external serial EEPROM. ## Peripherals and connectivity for system integration With 51 general-purpose I/Os, the STM32L072RBH6TR can handle a keypad matrix, parallel LCD data bus, and several external interrupts without a port expander. On-chip peripherals include brown-out detect, power-on reset, DMA, PWM timers, and a watchdog — the usual set for a standalone controller that must survive brownout events and recover cleanly. ## Data converters and internal oscillator The integrated 12-bit ADC offers 16 multiplexed channels, enough to sample multiple analog sensors (thermistors, current shunts, potentiometers) without an external mux. Two 12-bit DAC channels can generate analog set-points or audio waveforms. An internal oscillator keeps the BOM count low — no external crystal needed for the core clock, though the USB peripheral still benefits from a precision external resonator if tight timing is required. ## Package and board-level handling The 64-TFBGA (5x5 mm) package saves board area but demands careful reflow profiling and X-ray inspection for solder-joint integrity. The 0.5 mm ball pitch is manageable with standard SMT assembly, but the moisture sensitivity level (MSL) should be verified from the reel label — TFBGA packages typically run MSL 3, meaning a bake before reflow if the sealed pouch has been open longer than the floor-life window. Store the reels dry.","metaTitle":"STM32L072RBH6TR ARM Cortex-M0+ MCU, 32MHz, 128KB Flash","metaDescription":"STMicroelectronics STM32L072RBH6TR 32-bit MCU with ARM Cortex-M0+ core, 32MHz, 128KB Flash, 20K x 8 RAM, 6K x 8 EEPROM. Industrial temp range -40°C to 85°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"32MHz","Series":"STM32L0","Package":"Tape & Reel (TR)","RAM Size":"20K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"6K x 8","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","Connectivity":"I²C, IrDA, SPI, UART/USART, USB","Mounting Type":"Surface Mount","Number of I/O":"51","Core Processor":"ARM® Cortex®-M0+","Package / Case":"64-TFBGA","Product Status":"Active","Data Converters":"A/D 16x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32L072","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"64-TFBGA (5x5)","Voltage - Supply (Vcc/Vdd)":"1.65V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.7136","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/67cb9094f3e6522ca004c703798dd6eb.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the core of STM32L072RBH6TR?","answer":"It uses an ARM Cortex-M0+ core, a 32-bit single-core processor designed for ultra-low-power operation."},{"question":"What are the alternatives to STM32L072RBH6TR?","answer":"Within the STM32L0 series, pin-compatible density variants with different Flash/RAM sizes exist (e.g., STM32L072xx family). For a direct parametric match, the base product number STM32L072 covers multiple package and temperature options."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32L072RBH6TR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32L072RBH6TR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-16T12:53:03.509Z","lastPublished":"2026-07-16T12:53:03.509Z","indexable":true}}