main
Ray Set visibility: public 766bd52 16h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "pic18f87k90-i",
  "title": "PIC18F87K90-I",
  "brief": "Microchip Tech MICROCHIP, TQFP-80(12x12). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic18f87k90-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PIC18F87K90-I",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-80(12x12)",
    "pin_count": 80,
    "category": "Embedded Processors & Controllers",
    "subcategory": "MICROCHIP",
    "datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/39957d.pdf",
    "parts": {
      "symbol": "pic18f87k90-i.kicad_sym",
      "footprint": "pic18f87k90-i.kicad_mod",
      "model_3d": "pic18f87k90-i-hero.glb",
      "model_3d_plain": "pic18f87k90-i-etched.glb",
      "model_3d_step": "pic18f87k90-i-etched.step",
      "model_3d_step_plain": "pic18f87k90-i.step",
      "lbr": "pic18f87k90-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C219126"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T18:48:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RH2/SEG45/AN21",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH2, multiplexed with LCD segment 45 output and analog input 21."
      },
      {
        "number": "2",
        "name": "RH3/SEG44/AN20",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH3, multiplexed with LCD segment 44 output and analog input 20."
      },
      {
        "number": "3",
        "name": "RE1/LCDBIAS2/P2C",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE1, LCD BIAS2 input, or ECCP2 PWM Output C."
      },
      {
        "number": "4",
        "name": "RE0/LCDBIAS1/P2D",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE0, LCD BIAS1 input, or ECCP2 PWM Output D."
      },
      {
        "number": "5",
        "name": "RG0/ECCP3/P3A",
        "type": "bidirectional",
        "description": "PORTG digital I/O RG0, ECCP3 capture input/compare output/PWM3 output, or ECCP3 PWM Output A."
      },
      {
        "number": "6",
        "name": "RG1/TX2/CK2/AN19/C3OUT",
        "type": "bidirectional",
        "description": "PORTG digital I/O RG1, EUSART2 asynchronous transmit or synchronous clock, analog input 19, or comparator 3 output."
      },
      {
        "number": "7",
        "name": "RG2/RX2/DT2/AN18/C3INA",
        "type": "bidirectional",
        "description": "PORTG digital I/O RG2, EUSART2 asynchronous receive or synchronous data, analog input 18, or comparator 3 input A."
      },
      {
        "number": "8",
        "name": "RG3/CCP4/AN17/P3D/C3INB",
        "type": "bidirectional",
        "description": "PORTG digital I/O RG3, CCP4 capture/compare/PWM, analog input 17, ECCP3 PWM Output D, or comparator 3 input B."
      },
      {
        "number": "9",
        "name": "MCLR/RG5",
        "type": "input",
        "description": "Active-low Master Clear Reset input or programming voltage input; also general purpose input-only pin RG5."
      },
      {
        "number": "10",
        "name": "RG4/SEG26/RTCC/T7CKI/T5G/CCP5/AN16/P1D/C3INC",
        "type": "bidirectional",
        "description": "PORTG digital I/O RG4 multiplexed with LCD segment 26, RTCC output, Timer7 clock input, Timer5 gate, CCP5, analog input 16, ECCP1 PWM Output D and comparator 3 input C."
      },
      {
        "number": "11",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "12",
        "name": "VDDCORE/VCAP",
        "type": "power_in",
        "description": "Core logic power or external filter capacitor connection (regulator enabled/disabled)."
      },
      {
        "number": "13",
        "name": "RF7/AN5/SS1/SEG25",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF7, analog input 5, SPI1 slave select input, or LCD segment 25 output."
      },
      {
        "number": "14",
        "name": "RF6/AN11/SEG24/C1INA",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF6, analog input 11, LCD segment 24 output, or comparator 1 input A."
      },
      {
        "number": "15",
        "name": "RF5/AN10/CVREF/SEG23/C1INB",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF5, analog input 10, comparator reference voltage output, LCD segment 23, or comparator 1 input B."
      },
      {
        "number": "16",
        "name": "RF4/AN9/SEG22/C2INA",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF4, analog input 9, LCD segment 22 output, or comparator 2 input A."
      },
      {
        "number": "17",
        "name": "RF3/AN8/SEG21/C2INB",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF3, analog input 8, LCD segment 21 output, or comparator 2 input B."
      },
      {
        "number": "18",
        "name": "RF2/AN7/C1OUT/SEG20/CTMUI",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF2, analog input 7, comparator 1 output, LCD segment 20, or CTMU pulse generator charger output."
      },
      {
        "number": "19",
        "name": "RH7/SEG43/CCP6/P1B/AN15",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH7, LCD segment 43, CCP6, ECCP1 PWM Output B, or analog input 15."
      },
      {
        "number": "20",
        "name": "RH6/SEG42/CCP7/P1C/AN14/C1INC",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH6, LCD segment 42, CCP7, ECCP1 PWM Output C, analog input 14, or comparator 1 input C."
      },
      {
        "number": "21",
        "name": "RH5/SEG41/CCP8/P3B/AN13/C2IND",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH5, LCD segment 41, CCP8, ECCP3 PWM Output B, analog input 13, or comparator input D."
      },
      {
        "number": "22",
        "name": "RH4/SEG40/CCP9/P3C/AN12/C2INC",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH4, LCD segment 40, CCP9, ECCP3 PWM Output C, analog input 12, or comparator 2 input C."
      },
      {
        "number": "23",
        "name": "RF1/AN6/C2OUT/SEG19/CTDIN",
        "type": "bidirectional",
        "description": "PORTF digital I/O RF1, analog input 6, comparator 2 output, LCD segment 19, or CTMU pulse delay input."
      },
      {
        "number": "24",
        "name": "ENVREG",
        "type": "input",
        "description": "Enable input for the on-chip voltage regulator; tie to VDD to enable or to ground to disable."
      },
      {
        "number": "25",
        "name": "AVDD",
        "type": "power_in",
        "description": "Positive supply for analog modules; must always be connected."
      },
      {
        "number": "26",
        "name": "AVSS",
        "type": "power_in",
        "description": "Ground reference for analog modules; must always be connected."
      },
      {
        "number": "27",
        "name": "RA3/AN3/VREF+",
        "type": "bidirectional",
        "description": "PORTA digital I/O RA3, analog input 3, or A/D reference voltage (high) input."
      },
      {
        "number": "28",
        "name": "RA2/AN2/VREF-",
        "type": "bidirectional",
        "description": "PORTA digital I/O RA2, analog input 2, or A/D reference voltage (low) input."
      },
      {
        "number": "29",
        "name": "RA1/AN1/SEG18",
        "type": "bidirectional",
        "description": "PORTA digital I/O RA1, analog input 1, or LCD segment 18 output."
      },
      {
        "number": "30",
        "name": "RA0/AN0/ULPWU",
        "type": "bidirectional",
        "description": "PORTA digital I/O RA0, analog input 0, or ultra low-power wake-up input."
      },
      {
        "number": "31",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "33",
        "name": "RA5/AN4/SEG15/T1CKI/T3G/HLVDIN",
        "type": "bidirectional",
        "description": "PORTA digital I/O RA5, analog input 4, LCD segment 15, Timer1 clock input, Timer3 gate input, or HLVD input."
      },
      {
        "number": "34",
        "name": "RA4/T0CKI/SEG14",
        "type": "bidirectional",
        "description": "PORTA digital I/O RA4 (Schmitt Trigger), Timer0 external clock input, or LCD segment 14 output."
      },
      {
        "number": "35",
        "name": "RC1/SOSCI/ECCP2/SEG32/P2A",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC1, SOSC oscillator input, ECCP2 capture/compare/PWM, LCD segment 32, or ECCP2 PWM Output A."
      },
      {
        "number": "36",
        "name": "RC0/SOSCO/SCKLI",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC0, SOSC oscillator output, or digital SOSC clock input."
      },
      {
        "number": "37",
        "name": "RC6/TX1/CK1/SEG27",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC6, EUSART1 asynchronous transmit or synchronous clock, or LCD segment 27 output."
      },
      {
        "number": "38",
        "name": "RC7/RX1/DT1/SEG28",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC7, EUSART1 asynchronous receive or synchronous data, or LCD segment 28 output."
      },
      {
        "number": "39",
        "name": "RJ4/SEG39",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ4 or LCD segment 39 output."
      },
      {
        "number": "40",
        "name": "RJ5/SEG38",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ5 or LCD segment 38 output."
      },
      {
        "number": "41",
        "name": "RJ6/SEG37",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ6 or LCD segment 37 output."
      },
      {
        "number": "42",
        "name": "RJ7/SEG36",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ7 or LCD segment 36 output."
      },
      {
        "number": "43",
        "name": "RC2/ECCP1/P1A/SEG13",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC2, ECCP1 capture/compare/PWM, ECCP1 PWM Output A, or LCD segment 13 output."
      },
      {
        "number": "44",
        "name": "RC3/SCK1/SCL1/SEG17",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC3, SPI/I2C clock for MSSP1, or LCD segment 17 output."
      },
      {
        "number": "45",
        "name": "RC4/SDI1/SDA1/SEG16",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC4, SPI data in or I2C data I/O for MSSP1, or LCD segment 16 output."
      },
      {
        "number": "46",
        "name": "RC5/SDO1/SEG12",
        "type": "bidirectional",
        "description": "PORTC digital I/O RC5, SPI data out, or LCD segment 12 output."
      },
      {
        "number": "47",
        "name": "RB7/KBI3/PGD",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB7, interrupt-on-change, or In-Circuit Debugger and ICSP programming data pin."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "49",
        "name": "OSC1/CLKI/RA7",
        "type": "bidirectional",
        "description": "Oscillator crystal or external clock input (CMOS), or general purpose I/O RA7."
      },
      {
        "number": "50",
        "name": "OSC2/CLKO/RA6",
        "type": "bidirectional",
        "description": "Oscillator crystal output or FOSC/4 clock output, or general purpose I/O RA6."
      },
      {
        "number": "51",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "52",
        "name": "RB6/KBI2/PGC",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB6, interrupt-on-change, or In-Circuit Debugger and ICSP programming clock pin."
      },
      {
        "number": "53",
        "name": "RB5/KBI1/SEG29/T3CKI/T1G",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB5, interrupt-on-change, LCD segment 29, Timer3 clock input, or Timer1 gate input."
      },
      {
        "number": "54",
        "name": "RB4/KBI0/SEG11",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB4, interrupt-on-change, or LCD segment 11 output."
      },
      {
        "number": "55",
        "name": "RB3/INT3/SEG10/CTED2/ECCP2/P2A",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB3, external interrupt 3, LCD segment 10, CTMU edge 2 input, ECCP2, or ECCP2 PWM Output A."
      },
      {
        "number": "56",
        "name": "RB2/INT2/SEG9/CTED1",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB2, external interrupt 2, LCD segment 9 output, or CTMU edge 1 input."
      },
      {
        "number": "57",
        "name": "RB1/INT1/SEG8",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB1, external interrupt 1, or LCD segment 8 output."
      },
      {
        "number": "58",
        "name": "RB0/INT0/SEG30/FLT0",
        "type": "bidirectional",
        "description": "PORTB digital I/O RB0, external interrupt 0, LCD segment 30, or Enhanced PWM Fault input for ECCP1/2/3."
      },
      {
        "number": "59",
        "name": "RJ3/SEG35",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ3 or LCD segment 35 output."
      },
      {
        "number": "60",
        "name": "RJ2/SEG34",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ2 or LCD segment 34 output."
      },
      {
        "number": "61",
        "name": "RJ1/SEG33",
        "type": "bidirectional",
        "description": "PORTJ digital I/O RJ1 or LCD segment 33 output."
      },
      {
        "number": "62",
        "name": "RJ0",
        "type": "bidirectional",
        "description": "PORTJ general purpose digital I/O RJ0 (Schmitt Trigger input)."
      },
      {
        "number": "63",
        "name": "RD7/SEG7/SS2",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD7, LCD segment 7 output, or SPI2 slave select input."
      },
      {
        "number": "64",
        "name": "RD6/SEG6/SCK2/SCL2",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD6, LCD segment 6, or SPI/I2C clock for MSSP2."
      },
      {
        "number": "65",
        "name": "RD5/SEG5/SDI2/SDA2",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD5, LCD segment 5, SPI data in, or I2C data for MSSP2."
      },
      {
        "number": "66",
        "name": "RD4/SEG4/SDO2",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD4, LCD segment 4 output, or SPI data out."
      },
      {
        "number": "67",
        "name": "RD3/SEG3",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD3 or LCD segment 3 output."
      },
      {
        "number": "68",
        "name": "RD2/SEG2",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD2 or LCD segment 2 output."
      },
      {
        "number": "69",
        "name": "RD1/SEG1/T5CKI/T7G",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD1, LCD segment 1, Timer5 clock input, or Timer7 gate input."
      },
      {
        "number": "70",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "71",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "72",
        "name": "RD0/SEG0/CTPLS",
        "type": "bidirectional",
        "description": "PORTD digital I/O RD0, LCD segment 0 output, or CTMU pulse generator output."
      },
      {
        "number": "73",
        "name": "RE7/ECCP2/P2A/SEG31",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE7, alternate ECCP2 capture/compare/PWM, ECCP2 PWM Output A, or LCD segment 31 output."
      },
      {
        "number": "74",
        "name": "RE6/COM3/P1B/CCP6",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE6, LCD COM3 output, ECCP1 PWM Output B, or CCP6."
      },
      {
        "number": "75",
        "name": "RE5/COM2/P1C/CCP7",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE5, LCD COM2 output, ECCP1 PWM Output C, or CCP7."
      },
      {
        "number": "76",
        "name": "RE4/COM1/P3B/CCP8",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE4, LCD COM1 output, ECCP3 PWM Output B, or CCP8."
      },
      {
        "number": "77",
        "name": "RE3/COM0/P3C/CCP9/REFO",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE3, LCD COM0 output, ECCP3 PWM Output C, CCP9, or reference clock output."
      },
      {
        "number": "78",
        "name": "RE2/LCDBIAS3/P2B/CCP10",
        "type": "bidirectional",
        "description": "PORTE digital I/O RE2, LCD BIAS3 input, ECCP2 PWM Output B, or CCP10."
      },
      {
        "number": "79",
        "name": "RH0/SEG47/AN23",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH0, LCD segment 47 output, or analog input 23."
      },
      {
        "number": "80",
        "name": "RH1/SEG46/AN22",
        "type": "bidirectional",
        "description": "PORTH digital I/O RH1, LCD segment 46 output, or analog input 22."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet pin table has internal inconsistencies for 80-pin part: RE4 listed as 'ECCP4 PWM Output B'; Pin types for multi-function pins are assigned as bidirectional/input by judgment (MCLR/RG5 as input"
        ],
        "pages_sent": 97,
        "cost_usd": 1.0123,
        "at": "2026-10-26T18:47:30"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/39957d.pdf",
        "pages": 570,
        "sha256": "fcd95dc4fd3f723d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 80,
        "described": 80,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pic18f87k90-i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          14,
          14,
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