{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"PIC18F55Q43-E/PT","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"PIC18F55Q43-E-PT","canonicalUrl":"https://icboms.com/microchip/PIC18F55Q43-E-PT","factsUrl":"https://icboms.com/api/mcp/products/PIC18F55Q43-E%2FPT","rawCanonicalId":null},"summary":{"shortDescription":"Microchip PIC® XLP™ 18F series, PIC18F55Q43-E/PT, 8-bit MCU, 64MHz, 32KB Flash, 2K x 8 RAM, 1K x 8 EEPROM, 44 I/O, I2C/SPI/UART/LIN, A/D 43x12b; D/A 1x8b, -40°C to 125°C, 48-TQFP Exposed Pad.","salesMarkdown":"The Microchip PIC18F55Q43-E/PT is an 8-bit PIC MCU from the XLP 18F family, clocked at 64 MHz with 32 KB Flash, 2 KB RAM, and 1 KB EEPROM on-chip. ## Peripheral mix and analog integration Forty-four I/O lines are available. The part includes a 43-channel 12-bit ADC and a single 8-bit DAC. Serial interfaces include I2C, SPI, UART/USART, and LINbus. Microchip lists the PIC18F55Q43-E/PT as Active. ## Package and footprint note The package is a 48-TQFP Exposed Pad.","metaTitle":"Microchip PIC18F55Q43-E/PT 8-bit MCU, 64MHz, 32KB Flash","metaDescription":"Microchip PIC18F55Q43-E/PT 8-bit PIC MCU with 64MHz core, 32KB Flash, 2KB RAM, 1KB EEPROM, 44 I/O, 12-bit ADC, extended temp -40°C to 125°C.","metaKeywords":null},"attributes":{"series":"PIC® XLP™ 18F","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"Microchip Technology","Speed":"64MHz","Series":"PIC® XLP™ 18F","Package":"Tray","RAM Size":"2K x 8","Core Size":"8-Bit","EEPROM Size":"1K x 8","Peripherals":"Brown-out Detect/Reset, LVD, POR, PWM, WDT","Connectivity":"I2C, LINbus, SPI, UART/USART","Mounting Type":"Surface Mount","Number of I/O":"44","Core Processor":"PIC","Package / Case":"48-TQFP Exposed Pad","Product Status":"Active","Data Converters":"A/D 43x12b; D/A 1x8b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"PIC18F55","Program Memory Size":"32KB (32K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 125°C (TA)","Supplier Device Package":"48-TQFP-EP (7x7)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 5.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.1400","priceTiers":[{"qty":1,"price":"$2.14000","currency":"USD"},{"qty":25,"price":"$1.96000","currency":"USD"},{"qty":100,"price":"$1.78000","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/d178b5aa1e617ec17eff8609b1c4d755.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/PIC18F55Q43-E%2FPT/alternatives.json"},"ai":{"faq":[{"question":"What is the difference between PIC18F55Q43-E/PT and PIC18F55Q43-I/PT?","answer":"The difference is the temperature grade. For applications that see ambient above 85°C, the -E/PT is the correct choice."},{"question":"Can PIC18F55Q43-E/PT be programmed with PICkit?","answer":"Yes. The PIC18F55Q43-E/PT uses Microchip's standard ICSP (In-Circuit Serial Programming) interface, which is supported by PICkit 3, PICkit 4, and PICkit 5 programmers. The 44 I/O lines include the ICSPDAT and ICSPCLK pins for programming and debugging."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/PIC18F55Q43-E-PT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/PIC18F55Q43-E-PT when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T14:34:45.345Z","lastPublished":"2026-07-20T14:34:45.345Z","indexable":true}}