{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32L052K6U6","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32L052K6U6","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32L052K6U6","factsUrl":"https://icboms.com/api/mcp/products/STM32L052K6U6","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32L0 series, ARM® Cortex®-M0+ 32-bit MCU, 32 MHz, 32 KB Flash, 8K x 8 RAM, 2K x 8 EEPROM, 27 I/O, I²C/SPI/USART/USB, 1.65 V to 3.6 V, -40°C to 85°C, 32-UFQFN Exposed Pad.","salesMarkdown":"## What this STM32L052K6U6 brings to a low-power BOM At 32 MHz the core can handle 16-bit and 32-bit timer PWM updates, oversampling ADCs for noise reduction, and USB packet handling without stalling the application loop. The 8 KB SRAM is tight for heavy buffering — plan for DMA-based peripheral transfers to keep the CPU free. The 2 KB EEPROM emulated in the Flash array (with real EEPROM endurance, 100k cycles typical) lets you store calibration or pairing data without wearing the main Flash. 27 GPIOs in a 5x5 mm 32-UFQFN package — that is a dense pinout for sensor nodes or handheld controllers. On-chip peripherals include a 10-channel 12-bit ADC, a single 12-bit DAC, I²C, SPI, USART, and USB. The base product number STM32L052 covers multiple density and package variants, so if you need more Flash or a different footprint later, the migration path stays within the same family. The exposed pad is electrically connected to VSS — check your ground-plane stitching.","metaTitle":"STM32L052K6U6 STMicro MCU, 32MHz Cortex-M0+, 32KB Flash","metaDescription":"STM32L052K6U6 32-bit ARM Cortex-M0+ MCU, 32MHz, 32KB Flash, 8KB RAM, 2KB EEPROM, 1.65V-3.6V, -40°C to 85°C, 32-UFQFPN. Active, RoHS3.","metaKeywords":null},"attributes":{"series":"STM32L0","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"STMicroelectronics","Speed":"32MHz","Series":"STM32L0","Package":"Tray","RAM Size":"8K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"2K 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":"27","Core Processor":"ARM® Cortex®-M0+","Package / Case":"32-UFQFN Exposed Pad","Product Status":"Active","Data Converters":"A/D 10x12b; D/A 1x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32L052","Program Memory Size":"32KB (32K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"32-UFQFPN (5x5)","Voltage - Supply (Vcc/Vdd)":"1.65V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.9500","priceTiers":[{"qty":1,"price":"$3.95000","currency":"USD"},{"qty":10,"price":"$3.54500","currency":"USD"},{"qty":25,"price":"$3.35120","currency":"USD"},{"qty":80,"price":"$2.90425","currency":"USD"},{"qty":230,"price":"$2.75530","currency":"USD"},{"qty":490,"price":"$2.47231","currency":"USD"},{"qty":980,"price":"$2.08508","currency":"USD"},{"qty":2450,"price":"$1.98083","currency":"USD"},{"qty":4900,"price":"$1.90636","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/0e08a9b8947f5c1faa7dae988a3ee99f.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32L052K6U6/alternatives.json"},"ai":{"faq":[{"question":"What is the alternative to STM32L052K6U6?","answer":"It runs at the same 32 MHz clock but offers more analog front-end channels and higher pin count — evaluate it if your design needs more sensor inputs or a richer peripheral set."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32L052K6U6","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32L052K6U6 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}}