{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LPC11E37FBD48/501Y","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"LPC11E37FBD48-501Y","canonicalUrl":"https://icboms.com/nxp-usa-inc/LPC11E37FBD48-501Y","factsUrl":"https://icboms.com/api/mcp/products/LPC11E37FBD48%2F501Y","rawCanonicalId":null},"summary":{"shortDescription":"NXP LPC11E3x series 32-bit ARM Cortex-M0 MCU, LPC11E37FBD48/501Y, 50 MHz, 128 KB Flash, 12 KB RAM, 4 KB EEPROM, 40 I/O, 48-LQFP, -40°C to 85°C.","salesMarkdown":"## Memory split: 128 KB Flash, 12 KB RAM, 4 KB EEPROM 128 KB Flash covers moderate application firmware plus bootloader space; the 12 KB SRAM is tight for large data buffers — plan DMA or double-buffering carefully if handling audio or high-rate ADC captures. The 4 KB EEPROM is a hardware EEPROM block, not emulated Flash, so you get 100k+ write-cycle endurance for calibration constants or configuration parameters without external serial EEPROM. LPC11E37FBD48/501Y carries an Active lifecycle status per NXP — no last-time-buy notice currently in effect. For dual-sourcing resilience, NXP's LPC11E3x family shares pin-compatible footprints across density options, so a swap to a sibling with different Flash/RAM is a board-layout match.","metaTitle":"NXP LPC11E37FBD48/501Y ARM Cortex-M0 MCU, 50MHz, 128KB Flash","metaDescription":"NXP LPC11E37FBD48/501Y 32-bit ARM Cortex-M0 MCU, 50MHz, 128KB Flash, 12KB RAM, 4KB EEPROM, 40 I/O, 48-LQFP, -40°C to 85°C. Active — sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"NXP USA Inc.","Speed":"50MHz","Series":"LPC11E3x","Package":"Tape & Reel (TR)","RAM Size":"12K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"4K x 8","Peripherals":"Brown-out Detect/Reset, POR, WDT","Connectivity":"I²C, Microwire, SmartCard, SPI, SSP, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"40","Core Processor":"ARM® Cortex®-M0","Package / Case":"48-LQFP","Product Status":"Active","Data Converters":"A/D 8x10b","Oscillator Type":"Internal","lifecycle_stage":"unknown","Base Product Number":"LPC11","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"48-LQFP (7x7)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$4.4214","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LPC11E37FBD48%2F501Y/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to LPC11E37FBD48/501Y?","answer":"NXP's LPC11E3x family offers pin-compatible siblings with different Flash/RAM densities in the same 48-LQFP footprint. The LPC11E37FBD48/501Y is the 128 KB Flash / 12 KB RAM variant; stepping up or down in memory keeps the same pinout and peripheral set."},{"question":"What is LPC11E37FBD48/501Y's listed speed?","answer":"The core runs at 50 MHz maximum clock frequency, based on the ARM Cortex-M0 architecture."},{"question":"What compliance documentation is available for this part?","answer":"NXP provides RoHS and REACH declarations for the LPC11E3x series. The 48-LQFP package is lead-free and compatible with standard reflow profiles. Specific certificates can be requested at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/LPC11E37FBD48-501Y","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/nxp-usa-inc/LPC11E37FBD48-501Y when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-11T17:20:20.394Z","lastPublished":"2026-07-11T17:20:20.394Z","indexable":true}}