PIC18F14K22-E

{
  "slug": "pic18f14k22-e",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontrollers (MCU/MPU/SOC), QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic18f14k22-e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pic18f14k22-e.kicad_sym",
    "pic18f14k22-e.kicad_mod",
    "pic18f14k22-e.glb",
    "pic18f14k22-e.step",
    "pic18f14k22-e.lbr",
    "docs/hero.png",
    "docs/pic18f14k22-e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pic18f14k22-e-hero.glb",
    "pic18f14k22-e-hero.overlay.json",
    "pic18f14k22-e-etched.glb"
  ],
  "component": {
    "mpn": "PIC18F14K22-E",
    "manufacturer": "Microchip Tech",
    "package": "QFN-20-EP(4x4)",
    "pin_count": 21,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914084595585024",
    "parts": {
      "symbol": "pic18f14k22-e.kicad_sym",
      "footprint": "pic18f14k22-e.kicad_mod",
      "model_3d": "pic18f14k22-e-hero.glb",
      "model_3d_plain": "pic18f14k22-e-etched.glb",
      "model_3d_step": "pic18f14k22-e-etched.step",
      "model_3d_step_plain": "pic18f14k22-e.step",
      "lbr": "pic18f14k22-e.lbr"
    },
    "distributor_links": {
      "lcsc": "C507106"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T00:36:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RA3/MCLR/VPP",
        "type": "input",
        "description": "PORTA<3> digital input (only when MCLR functionality is disabled); active-low Master Clear with internal pull-up, or high-voltage programming input (VPP)."
      },
      {
        "number": "2",
        "name": "RC5/CCP1/P1A",
        "type": "bidirectional",
        "description": "Digital I/O; ECCP1 capture input or compare/PWM output (CCP1), or Enhanced CCP1 PWM output channel A (P1A)."
      },
      {
        "number": "3",
        "name": "RC4/C2OUT/P1B/SRNQ",
        "type": "bidirectional",
        "description": "Digital I/O; Comparator C2 output, Enhanced CCP1 PWM output channel B (P1B), or SR latch inverted output (SRNQ)."
      },
      {
        "number": "4",
        "name": "RC3/AN7/C12IN3-/P1C/PGM",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 7, Comparator C1/C2 inverting input 3, Enhanced CCP1 PWM output channel C (P1C), or Low-Voltage ICSP programming enable (PGM) when LVP is enabled."
      },
      {
        "number": "5",
        "name": "RC6/AN8/SS",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 8, or SPI slave select input for the MSSP module (TTL input)."
      },
      {
        "number": "6",
        "name": "RC7/AN9/SDO",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 9, or SPI data output from the MSSP module."
      },
      {
        "number": "7",
        "name": "RB7/TX/CK",
        "type": "bidirectional",
        "description": "Digital I/O; EUSART asynchronous transmit output (TX) or EUSART synchronous clock input/output (CK)."
      },
      {
        "number": "8",
        "name": "RB6/SCK/SCL",
        "type": "bidirectional",
        "description": "Digital I/O; SPI clock input/output (SCK) or I2C clock input/output (SCL) for the MSSP module."
      },
      {
        "number": "9",
        "name": "RB5/AN11/RX/DT",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 11, EUSART asynchronous receive (RX), or EUSART synchronous data (DT)."
      },
      {
        "number": "10",
        "name": "RB4/AN10/SDI/SDA",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 10, SPI data input (SDI), or I2C data I/O (SDA) for the MSSP module."
      },
      {
        "number": "11",
        "name": "RC2/AN6/C12IN2-/P1D",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 6, Comparator C1/C2 inverting input 2, or Enhanced CCP1 PWM output channel D (P1D)."
      },
      {
        "number": "12",
        "name": "RC1/AN5/C12IN1-",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 5 or Comparator C1/C2 inverting input 1."
      },
      {
        "number": "13",
        "name": "RC0/AN4/C2IN+",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 4 or Comparator C2 noninverting input."
      },
      {
        "number": "14",
        "name": "RA2/AN2/C1OUT/T0CKI/INT2/SRQ",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 2, Comparator C1 output, Timer0 external clock input (T0CKI), external interrupt 2 (INT2), or SR latch output (SRQ)."
      },
      {
        "number": "15",
        "name": "RA1/AN1/C12IN0-/VREF+/INT1/PGC",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 1, Comparator C1/C2 inverting input 0, ADC and DAC reference voltage (high) input (VREF+), external interrupt 1 (INT1), or ICSP programming clock (PGC)."
      },
      {
        "number": "16",
        "name": "RA0/AN0/CVREF/VREF-/C1IN+/INT0/PGD",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 0, DAC reference voltage output (CVREF/DAC1OUT), ADC and DAC reference voltage (low) input (VREF-), Comparator C1 noninverting input, external interrupt 0 (INT0), or ICSP programming data (PGD)."
      },
      {
        "number": "17",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "18",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "19",
        "name": "RA5/OSC1/CLKIN/T13CKI",
        "type": "bidirectional",
        "description": "Digital I/O; oscillator crystal input or external clock input (OSC1/CLKIN, ST buffer in RC mode), and Timer1/Timer3 external clock input (T13CKI)."
      },
      {
        "number": "20",
        "name": "RA4/AN3/OSC2/CLKOUT",
        "type": "bidirectional",
        "description": "Digital I/O; ADC channel 3, oscillator crystal output (OSC2) in crystal modes, or CLKOUT (instruction cycle clock, 1/4 of OSC1 frequency) in RC mode."
      },
      {
        "number": "21",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The QFN exposed pad (EP) is shown on the package drawing (page 380) but is not given a pin number or; Pin 1 (RA3/MCLR/VPP) is listed as type input because RA3 has no TRIS bit and is always an input; its; Table 1 and Table 1-2 give the QFN pin numbers for the whole PIC18(L)F1XK22 20-pin family. The text ",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 56,
        "cost_usd": 0.2438,
        "at": "2026-10-18T00:34:45"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914084595585024",
        "pages": 387,
        "sha256": "21f69d409798287f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pic18f14k22-e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic18f14k22-e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "189ec591a29b816e053646a83a595ae03e7ee56eb1ff2c344482e322a03fc8c9",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}