PIC18F26K20-I

{
  "slug": "pic18f26k20-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontrollers (MCU/MPU/SOC), SOIC-28-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic18f26k20-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pic18f26k20-i.kicad_sym",
    "pic18f26k20-i.kicad_mod",
    "pic18f26k20-i.glb",
    "pic18f26k20-i.step",
    "pic18f26k20-i.lbr",
    "docs/hero.png",
    "docs/pic18f26k20-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pic18f26k20-i-hero.glb",
    "pic18f26k20-i-hero.overlay.json",
    "pic18f26k20-i-etched.glb"
  ],
  "component": {
    "mpn": "PIC18F26K20-I",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-28-300mil",
    "pin_count": 28,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907845064933376",
    "parts": {
      "symbol": "pic18f26k20-i.kicad_sym",
      "footprint": "pic18f26k20-i.kicad_mod",
      "model_3d": "pic18f26k20-i-hero.glb",
      "model_3d_plain": "pic18f26k20-i-etched.glb",
      "model_3d_step": "pic18f26k20-i-etched.step",
      "model_3d_step_plain": "pic18f26k20-i.step",
      "lbr": "pic18f26k20-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C220620"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T09:54:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MCLR/VPP/RE3",
        "type": "input",
        "description": "Active-low Master Clear (device Reset) input, with programming voltage input (VPP) and RE3 digital input available when MCLR is disabled."
      },
      {
        "number": "2",
        "name": "RA0/AN0/C12IN0-",
        "type": "bidirectional",
        "description": "Digital I/O (TTL input); analog input channel 0 for the ADC and inverting input for comparators C1 and C2."
      },
      {
        "number": "3",
        "name": "RA1/AN1/C12IN1-",
        "type": "bidirectional",
        "description": "Digital I/O (TTL input); ADC analog input channel 1 and inverting input for comparators C1 and C2."
      },
      {
        "number": "4",
        "name": "RA2/AN2/VREF-/CVREF/C2IN+",
        "type": "bidirectional",
        "description": "Digital I/O (TTL input); ADC analog input 2, A/D reference voltage (low) input, comparator reference voltage output (CVREF), and comparator C2 non-inverting input."
      },
      {
        "number": "5",
        "name": "RA3/AN3/VREF+/C1IN+",
        "type": "bidirectional",
        "description": "Digital I/O (TTL input); ADC analog input 3, A/D reference voltage (high) input, and comparator C1 non-inverting input."
      },
      {
        "number": "6",
        "name": "RA4/T0CKI/C1OUT",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input; Timer0 external clock input (T0CKI) and comparator C1 output (C1OUT)."
      },
      {
        "number": "7",
        "name": "RA5/AN4/SS/HLVDIN/C2OUT",
        "type": "bidirectional",
        "description": "Digital I/O (TTL input); ADC analog input 4, SPI slave select input (SS), high/low-voltage detect input (HLVDIN), and comparator C2 output (C2OUT)."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "9",
        "name": "OSC1/CLKIN/RA7",
        "type": "input",
        "description": "Oscillator crystal or external clock input (OSC1/CLKIN); the pin can serve as general purpose I/O RA7 when not used by the selected oscillator mode."
      },
      {
        "number": "10",
        "name": "OSC2/CLKOUT/RA6",
        "type": "bidirectional",
        "description": "Oscillator crystal output connecting to a crystal or resonator, or CLKOUT at 1/4 the OSC1 frequency in RC mode; otherwise general purpose I/O RA6."
      },
      {
        "number": "11",
        "name": "RC0/T1OSO/T13CKI",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); Timer1 oscillator output (T1OSO) and Timer1/Timer3 external clock input (T13CKI)."
      },
      {
        "number": "12",
        "name": "RC1/T1OSI/CCP2",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); Timer1 oscillator input (T1OSI) and CCP2 capture input / compare and PWM output (default CCP2 pin when CCP2MX is set)."
      },
      {
        "number": "13",
        "name": "RC2/CCP1/P1A",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); CCP1 capture input / compare output and ECCP1 Enhanced PWM output channel A (P1A)."
      },
      {
        "number": "14",
        "name": "RC3/SCK/SCL",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); synchronous serial clock input/output for SPI mode (SCK) and I2C mode (SCL)."
      },
      {
        "number": "15",
        "name": "RC4/SDI/SDA",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); SPI data input (SDI) and I2C data I/O (SDA)."
      },
      {
        "number": "16",
        "name": "RC5/SDO",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); SPI data output (SDO)."
      },
      {
        "number": "17",
        "name": "RC6/TX/CK",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); EUSART asynchronous transmit (TX) and EUSART synchronous clock (CK)."
      },
      {
        "number": "18",
        "name": "RC7/RX/DT",
        "type": "bidirectional",
        "description": "Digital I/O (Schmitt Trigger input); EUSART asynchronous receive (RX) and EUSART synchronous data (DT)."
      },
      {
        "number": "19",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "21",
        "name": "RB0/INT0/FLT0/AN12",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; external interrupt 0 (INT0), PWM Fault input for CCP1 (FLT0), and ADC analog input 12."
      },
      {
        "number": "22",
        "name": "RB1/INT1/AN10/C12IN3-/P1C",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; external interrupt 1 (INT1), ADC analog input 10, comparator C1/C2 inverting input channel 3, and ECCP PWM output P1C (28-pin devices)."
      },
      {
        "number": "23",
        "name": "RB2/INT2/AN8/P1B",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; external interrupt 2 (INT2), ADC analog input 8, and ECCP PWM output P1B (28-pin devices)."
      },
      {
        "number": "24",
        "name": "RB3/AN9/C12IN2-/CCP2",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; ADC analog input 9, comparator C1/C2 inverting input channel 2, and CCP2 capture input / compare and PWM output (alternate CCP2 pin when CCP2MX is cleared)."
      },
      {
        "number": "25",
        "name": "RB4/KBI0/AN11/P1D",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; interrupt-on-change pin KBI0, ADC analog input 11, and ECCP PWM output P1D (28-pin devices)."
      },
      {
        "number": "26",
        "name": "RB5/KBI1/PGM",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; interrupt-on-change pin KBI1 and low-voltage ICSP programming enable pin (PGM)."
      },
      {
        "number": "27",
        "name": "RB6/KBI2/PGC",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; interrupt-on-change pin KBI2 and ICSP/ICD serial execution clock (PGC)."
      },
      {
        "number": "28",
        "name": "RB7/KBI3/PGD",
        "type": "bidirectional",
        "description": "Digital I/O with programmable weak pull-up; interrupt-on-change pin KBI3 and ICSP/ICD serial execution data (PGD)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers are taken from the SOIC column of Table 1-2 (PIC18F2XK20 pinout, pages 16-19). The 28-pi; Multi-function pins were assigned a KiCad type from the primary or port function in Table 1-2 (for e; The datasheet gives no per-pin voltage or current limits in the extracted text beyond buffer types (",
          "1/28 pins cited to the wrong page (name found elsewhere): ['6:RA4/T0CKI/C1OUT@p17']"
        ],
        "pages_sent": 85,
        "cost_usd": 0.3992,
        "at": "2026-10-19T09:54:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907845064933376",
        "pages": 440,
        "sha256": "4e7e234c713a2325",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 28,
        "described": 28,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pic18f26k20-i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          17.9,
          2.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b889a13dbe9ec59e79fa9f1b5118b00bfa54f9582392335ff3365b64afc264b1",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic18f26k20-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          17.9,
          2.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bc5646874bb56ac519dbbff9eaaa33a20e71714f1249fbeb2541328e0edc2827",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}