PIC18F45K22-I

{
  "slug": "pic18f45k22-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontrollers (MCU/MPU/SOC), TQFP-44(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic18f45k22-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pic18f45k22-i.kicad_sym",
    "pic18f45k22-i.kicad_mod",
    "pic18f45k22-i.glb",
    "pic18f45k22-i.step",
    "pic18f45k22-i.lbr",
    "docs/hero.png",
    "docs/pic18f45k22-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pic18f45k22-i-hero.glb",
    "pic18f45k22-i-hero.overlay.json",
    "pic18f45k22-i-etched.glb"
  ],
  "component": {
    "mpn": "PIC18F45K22-I",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-44(10x10)",
    "pin_count": 44,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586182255031570432",
    "parts": {
      "symbol": "pic18f45k22-i.kicad_sym",
      "footprint": "pic18f45k22-i.kicad_mod",
      "model_3d": "pic18f45k22-i-hero.glb",
      "model_3d_plain": "pic18f45k22-i-etched.glb",
      "model_3d_step": "pic18f45k22-i-etched.step",
      "model_3d_step_plain": "pic18f45k22-i.step",
      "lbr": "pic18f45k22-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C68350"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T03:39:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RC7/RX1/DT1/AN19",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also EUSART1 asynchronous receive (RX1) and synchronous data (DT1), and analog input AN19."
      },
      {
        "number": "2",
        "name": "RD4/P2D/SDO2/AN24",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP2 PWM output P2D, MSSP2 SPI data out (SDO2), and analog input AN24."
      },
      {
        "number": "3",
        "name": "RD5/P1B/AN25",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP1 PWM output P1B and analog input AN25."
      },
      {
        "number": "4",
        "name": "RD6/P1C/TX2/CK2/AN26",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP1 PWM output P1C, EUSART2 asynchronous transmit (TX2), synchronous clock (CK2), and analog input AN26."
      },
      {
        "number": "5",
        "name": "RD7/P1D/RX2/DT2/AN27",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP1 PWM output P1D, EUSART2 receive (RX2) and synchronous data (DT2), and analog input AN27."
      },
      {
        "number": "6",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "7",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "8",
        "name": "RB0/INT0/FLT0/SRI/AN12",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also external interrupt INT0, ECCP PWM Fault input FLT0 for auto-shutdown, SR latch input SRI, and analog input AN12."
      },
      {
        "number": "9",
        "name": "RB1/INT1/C12IN3-/AN10",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also external interrupt INT1, comparator C1/C2 inverting input C12IN3-, and analog input AN10."
      },
      {
        "number": "10",
        "name": "RB2/INT2/CTED1/AN8",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also external interrupt INT2, CTMU Edge 1 input CTED1, and analog input AN8."
      },
      {
        "number": "11",
        "name": "RB3/CTED2/P2A/CCP2/C12IN2-/AN9",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also CTMU Edge 2 input CTED2, Enhanced CCP2 PWM output P2A, CCP2 capture/compare/PWM, comparator C1/C2 inverting input C12IN2-, and analog input AN9."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; not internally connected."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; not internally connected."
      },
      {
        "number": "14",
        "name": "RB4/IOC0/T5G/AN11",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also interrupt-on-change pin IOC0, Timer5 external clock gate input T5G, and analog input AN11."
      },
      {
        "number": "15",
        "name": "RB5/IOC1/P3A/CCP3/T3CKI/T1G/AN13",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also interrupt-on-change pin IOC1, Enhanced CCP3 PWM output P3A, CCP3 capture/compare/PWM, Timer3 clock input T3CKI, Timer1 external clock gate input T1G, and analog input AN13."
      },
      {
        "number": "16",
        "name": "RB6/IOC2/PGC",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also interrupt-on-change pin IOC2 and In-Circuit Debugger/ICSP programming clock PGC (Schmitt Trigger input)."
      },
      {
        "number": "17",
        "name": "RB7/IOC3/PGD",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also interrupt-on-change pin IOC3 and In-Circuit Debugger/ICSP programming data PGD."
      },
      {
        "number": "18",
        "name": "RE3/VPP/MCLR",
        "type": "input",
        "description": "Input-only pin: digital input when MCLRE configuration bit is 0; otherwise active-low Master Clear (device Reset) input MCLR, and programming voltage input VPP."
      },
      {
        "number": "19",
        "name": "RA0/C12IN0-/AN0",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also comparator C1/C2 inverting input C12IN0- and analog input AN0."
      },
      {
        "number": "20",
        "name": "RA1/C12IN1-/AN1",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also comparator C1/C2 inverting input C12IN1- and analog input AN1."
      },
      {
        "number": "21",
        "name": "RA2/C2IN+/AN2/DACOUT/VREF-",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also comparator C2 non-inverting input C2IN+, analog input AN2, DAC reference output DACOUT, and A/D reference voltage (low) input VREF-."
      },
      {
        "number": "22",
        "name": "RA3/C1IN+/AN3/VREF+",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also comparator C1 non-inverting input C1IN+, analog input AN3, and A/D reference voltage (high) input VREF+."
      },
      {
        "number": "23",
        "name": "RA4/C1OUT/SRQ/T0CKI",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also comparator C1 output C1OUT, SR latch Q output SRQ, and Timer0 external clock input T0CKI."
      },
      {
        "number": "24",
        "name": "RA5/C2OUT/SRNQ/SS1/HLVDIN/AN4",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, also comparator C2 output C2OUT, SR latch output SRNQ, MSSP1 SPI slave select SS1, high/low-voltage detect input HLVDIN, and analog input AN4."
      },
      {
        "number": "25",
        "name": "RE0/P3A/CCP3/AN5",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP3 PWM output P3A, CCP3 capture/compare/PWM, and analog input AN5; reads as 0 when selected as analog input."
      },
      {
        "number": "26",
        "name": "RE1/P3B/AN6",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP3 PWM output P3B and analog input AN6; reads as 0 when selected as analog input."
      },
      {
        "number": "27",
        "name": "RE2/CCP5/AN7",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also CCP5 capture/compare/PWM and analog input AN7; reads as 0 when selected as analog input."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "29",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "30",
        "name": "RA7/CLKI/OSC1",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, disabled in external oscillator modes; alternately external clock input CLKI or oscillator crystal input OSC1 (Schmitt Trigger in RC mode, CMOS otherwise)."
      },
      {
        "number": "31",
        "name": "RA6/CLKO/OSC2",
        "type": "bidirectional",
        "description": "Digital I/O with TTL input, enabled in INTOSC modes when CLKO is not enabled; alternately CLKO (FOSC/4 in RC mode) or oscillator crystal output OSC2."
      },
      {
        "number": "32",
        "name": "RC0/P2B/T3CKI/T3G/T1CKI/SOSCO",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP2 PWM output P2B, Timer3 clock input T3CKI, Timer3 gate input T3G, Timer1 clock input T1CKI, and secondary oscillator output SOSCO."
      },
      {
        "number": "33",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; not internally connected."
      },
      {
        "number": "34",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; not internally connected."
      },
      {
        "number": "35",
        "name": "RC1/P2A/CCP2/SOSCI",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP2 PWM output P2A, CCP2 capture/compare/PWM, and secondary oscillator input SOSCI."
      },
      {
        "number": "36",
        "name": "RC2/CTPLS/P1A/CCP1/T5CKI/AN14",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also CTMU pulse generator output CTPLS, Enhanced CCP1 PWM output P1A, CCP1 capture/compare/PWM, Timer5 clock input T5CKI, and analog input AN14."
      },
      {
        "number": "37",
        "name": "RC3/SCK1/SCL1/AN15",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also MSSP1 SPI clock SCK1, MSSP1 I2C clock SCL1, and analog input AN15."
      },
      {
        "number": "38",
        "name": "RD0/SCK2/SCL2/AN20",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also MSSP2 SPI clock SCK2, MSSP2 I2C clock SCL2, and analog input AN20."
      },
      {
        "number": "39",
        "name": "RD1/CCP4/SDI2/SDA2/AN21",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also CCP4 capture/compare/PWM, MSSP2 SPI data in SDI2, MSSP2 I2C data SDA2, and analog input AN21."
      },
      {
        "number": "40",
        "name": "RD2/P2B/AN22",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP2 PWM output P2B and analog input AN22."
      },
      {
        "number": "41",
        "name": "RD3/P2C/SS2/AN23",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also Enhanced CCP2 PWM output P2C, MSSP2 SPI slave select SS2 (TTL input), and analog input AN23."
      },
      {
        "number": "42",
        "name": "RC4/SDI1/SDA1/AN16",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also MSSP1 SPI data in SDI1, MSSP1 I2C data SDA1, and analog input AN16."
      },
      {
        "number": "43",
        "name": "RC5/SDO1/AN17",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also MSSP1 SPI data out SDO1 and analog input AN17."
      },
      {
        "number": "44",
        "name": "RC6/TX1/CK1/AN18",
        "type": "bidirectional",
        "description": "Digital I/O with Schmitt Trigger input, also EUSART1 asynchronous transmit TX1, synchronous clock CK1, and analog input AN18."
      }
    ],
    "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 NC row in Table 1-3 (page 24) is not labeled by package column. The TQFP entries 12, 13, 33 and ; The datasheet excerpt shows the TQFP-44 marking example as -E/PT, and the ordering suffix for an -I ; Pins 16 and 17 (PGC/PGD) and several other pins are multiplexed with alternate functions whose defau"
        ],
        "pages_sent": 90,
        "cost_usd": 0.4704,
        "at": "2026-10-19T03:38:51"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586182255031570432",
        "pages": 539,
        "sha256": "dbf68925f53cc096",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 44,
        "described": 44,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pic18f45k22-i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "61ecec1147f835d2c9d165c450b1c8d53e65b038f6ca1dac3066a2dfb1bbbb85",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic18f45k22-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1cf0de4dbc708e205a6333bf580a9d47c3250de57f52b2c5964544f5f263f29",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}