PIC16F1947-I

{
  "slug": "pic16f1947-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontrollers (MCU/MPU/SOC), TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic16f1947-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pic16f1947-i.kicad_sym",
    "pic16f1947-i.kicad_mod",
    "pic16f1947-i.glb",
    "pic16f1947-i.step",
    "pic16f1947-i.lbr",
    "docs/hero.png",
    "docs/pic16f1947-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pic16f1947-i-hero.glb",
    "pic16f1947-i-hero.overlay.json",
    "pic16f1947-i-etched.glb"
  ],
  "component": {
    "mpn": "PIC16F1947-I",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586181566473654272",
    "parts": {
      "symbol": "pic16f1947-i.kicad_sym",
      "footprint": "pic16f1947-i.kicad_mod",
      "model_3d": "pic16f1947-i-hero.glb",
      "model_3d_plain": "pic16f1947-i-etched.glb",
      "model_3d_step": "pic16f1947-i-etched.step",
      "model_3d_step_plain": "pic16f1947-i.step",
      "lbr": "pic16f1947-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C38535"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T23:35:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RE1/P2C/VLCD2",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O (ST input, CMOS output) with alternate P2C PWM output (APFCON-selectable) and VLCD2 LCD bias input."
      },
      {
        "number": "2",
        "name": "RE0/P2D/VLCD1",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O (ST input, CMOS output) with alternate P2D PWM output (APFCON-selectable) and VLCD1 LCD bias input."
      },
      {
        "number": "3",
        "name": "RG0/CCP3/P3A/SEG42",
        "type": "bidirectional",
        "description": "PORTG general-purpose I/O with CCP3 capture/compare/PWM, P3A PWM output and SEG42 LCD segment drive."
      },
      {
        "number": "4",
        "name": "RG1/AN15/CPS15/TX2/CK2/C3OUT/SEG43",
        "type": "bidirectional",
        "description": "PORTG general-purpose I/O with AN15 ADC input, CPS15 capacitive sense, USART2 TX/CK, C3OUT comparator output and SEG43 LCD segment."
      },
      {
        "number": "5",
        "name": "RG2/AN14/CPS14/RX2/DT2/C3IN+/SEG44",
        "type": "bidirectional",
        "description": "PORTG general-purpose I/O with AN14 ADC input, CPS14 capacitive sense, USART2 RX/DT, C3IN+ comparator input and SEG44 LCD segment."
      },
      {
        "number": "6",
        "name": "RG3/AN13/CPS13/C3IN0-/CCP4/P3D/SEG45",
        "type": "bidirectional",
        "description": "PORTG general-purpose I/O with AN13 ADC input, CPS13 capacitive sense, C3IN0- comparator input, CCP4, P3D PWM output and SEG45 LCD segment."
      },
      {
        "number": "7",
        "name": "RG5/MCLR/VPP",
        "type": "input",
        "description": "Input-only pin (RG5); when MCLR is enabled it is the Master Clear input with internal pull-up, and VPP is the high-voltage programming pin."
      },
      {
        "number": "8",
        "name": "RG4/AN12/CPS12/C3IN1-/CCP5/P1D/SEG26",
        "type": "bidirectional",
        "description": "PORTG general-purpose I/O with AN12 ADC input, CPS12 capacitive sense, C3IN1- comparator input, CCP5, P1D PWM output and SEG26 LCD segment."
      },
      {
        "number": "9",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "10",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage for the device."
      },
      {
        "number": "11",
        "name": "RF7/AN5/CPS5/C123IN3-/SS1/SEG25",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN5 ADC input, CPS5 capacitive sense, comparator C1/C2/C3 IN3- inputs, SS1 slave select input and SEG25 LCD segment."
      },
      {
        "number": "12",
        "name": "RF6/AN11/CPS11/C1IN+/SEG24",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN11 ADC input, CPS11 capacitive sense, C1IN+ comparator input and SEG24 LCD segment."
      },
      {
        "number": "13",
        "name": "RF5/AN10/CPS10/C12IN1-/DACOUT/SEG23",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN10 ADC input, CPS10 capacitive sense, C1IN1-/C2IN1- comparator inputs, DACOUT voltage reference output and SEG23 LCD segment."
      },
      {
        "number": "14",
        "name": "RF4/AN9/CPS9/C2IN+/SEG22",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN9 ADC input, CPS9 capacitive sense, C2IN+ comparator input and SEG22 LCD segment."
      },
      {
        "number": "15",
        "name": "RF3/AN8/CPS8/C123IN2-/SEG21",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN8 ADC input, CPS8 capacitive sense, C1/C2/C3 IN2- comparator inputs and SEG21 LCD segment."
      },
      {
        "number": "16",
        "name": "RF2/AN7/CPS7/C1OUT/SRQ/SEG20",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN7 ADC input, CPS7 capacitive sense, C1OUT comparator output, SR Latch non-inverting output SRQ and SEG20 LCD segment."
      },
      {
        "number": "17",
        "name": "RF1/AN6/CPS6/C2OUT/SRNQ/SEG19",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN6 ADC input, CPS6 capacitive sense, C2OUT comparator output, SR Latch inverting output SRNQ and SEG19 LCD segment."
      },
      {
        "number": "18",
        "name": "RF0/AN16/CPS16/C1IN0-/C2IN0-/SEG41/VCAP",
        "type": "bidirectional",
        "description": "PORTF general-purpose I/O with AN16 ADC input, CPS16 capacitive sense, C1IN0-/C2IN0- comparator inputs and SEG41 LCD segment; the datasheet also lists this pin as the VCAP voltage regulator filter capacitor connection."
      },
      {
        "number": "19",
        "name": "AVDD",
        "type": "power_in",
        "description": "Dedicated power pin for the on-board analog circuits, to be connected to VDD or filtered separately in noisy designs."
      },
      {
        "number": "20",
        "name": "AVSS",
        "type": "power_in",
        "description": "Dedicated ground pin for the on-board analog circuits, to be connected to VSS or filtered separately in noisy designs."
      },
      {
        "number": "21",
        "name": "RA3/AN3/VREF+/CPS3/SEG35",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O with AN3 ADC input, VREF+ A/D positive voltage reference input, CPS3 capacitive sense and SEG35 LCD segment."
      },
      {
        "number": "22",
        "name": "RA2/AN2/VREF-/CPS2/SEG34",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O with AN2 ADC input, VREF- A/D negative voltage reference input, CPS2 capacitive sense and SEG34 LCD segment."
      },
      {
        "number": "23",
        "name": "RA1/AN1/CPS1/SEG18",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O with AN1 ADC input, CPS1 capacitive sense and SEG18 LCD segment."
      },
      {
        "number": "24",
        "name": "RA0/AN0/CPS0/SEG33",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O with AN0 ADC input, CPS0 capacitive sense and SEG33 LCD segment."
      },
      {
        "number": "25",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "26",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage for the device."
      },
      {
        "number": "27",
        "name": "RA5/AN4/CPS4/SEG15",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O with AN4 ADC input, CPS4 capacitive sense and SEG15 LCD segment."
      },
      {
        "number": "28",
        "name": "RA4/T0CKI/SEG14",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O with Timer0 clock input T0CKI (Schmitt trigger) and SEG14 LCD segment."
      },
      {
        "number": "29",
        "name": "RC1/T1OSI/P2A/CCP2/SEG32",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with Timer1 oscillator input T1OSI, CCP2/P2A capture-compare-PWM (default location) and SEG32 LCD segment."
      },
      {
        "number": "30",
        "name": "RC0/T1OSO/T1CKI/SEG40",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with Timer1 oscillator output T1OSO, Timer1 clock input T1CKI and SEG40 LCD segment."
      },
      {
        "number": "31",
        "name": "RC6/TX1/CK1/SEG27",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with EUSART1 asynchronous transmit TX1, synchronous clock CK1 and SEG27 LCD segment."
      },
      {
        "number": "32",
        "name": "RC7/RX1/DT1/SEG28",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with EUSART1 asynchronous receive RX1, synchronous data DT1 and SEG28 LCD segment."
      },
      {
        "number": "33",
        "name": "RC2/CCP1/P1A/SEG13",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with CCP1 capture/compare/PWM, P1A PWM output and SEG13 LCD segment."
      },
      {
        "number": "34",
        "name": "RC3/SCK1/SCL1/SEG17",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with MSSP1 SPI clock SCK1, I2C clock SCL1 (open-drain) and SEG17 LCD segment."
      },
      {
        "number": "35",
        "name": "RC4/SDI1/SDA1/SEG16",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with MSSP1 SPI data input SDI1, I2C data SDA1 (open-drain) and SEG16 LCD segment."
      },
      {
        "number": "36",
        "name": "RC5/SDO1/SEG12",
        "type": "bidirectional",
        "description": "PORTC general-purpose I/O with MSSP1 SPI data output SDO1 and SEG12 LCD segment."
      },
      {
        "number": "37",
        "name": "RB7/ICSPDAT/ICDDAT/SEG39",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, ICSP data ICSPDAT/ICDDAT for programming and debug, and SEG39 LCD segment."
      },
      {
        "number": "38",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage for the device."
      },
      {
        "number": "39",
        "name": "RA7/OSC1/CLKIN/SEG37",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O; functions as OSC1 crystal/resonator input (LP, XT, HS) or CLKIN external clock input (EC) per oscillator configuration, and SEG37 LCD segment."
      },
      {
        "number": "40",
        "name": "RA6/OSC2/CLKOUT/SEG36",
        "type": "bidirectional",
        "description": "PORTA general-purpose I/O; functions as OSC2 crystal/resonator output (LP, XT, HS), CLKOUT FOSC/4 output, and SEG36 LCD segment."
      },
      {
        "number": "41",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "42",
        "name": "RB6/ICSPCLK/ICDCLK/SEG38",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, ICSP clock ICSPCLK/ICDCLK for programming and debug, and SEG38 LCD segment."
      },
      {
        "number": "43",
        "name": "RB5/T1G/SEG29",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, Timer1 gate input T1G and SEG29 LCD segment."
      },
      {
        "number": "44",
        "name": "RB4/SEG11",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, and SEG11 LCD segment."
      },
      {
        "number": "45",
        "name": "RB3/SEG10",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, and SEG10 LCD segment."
      },
      {
        "number": "46",
        "name": "RB2/SEG9",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, and SEG9 LCD segment."
      },
      {
        "number": "47",
        "name": "RB1/SEG8",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, and SEG8 LCD segment."
      },
      {
        "number": "48",
        "name": "RB0/INT/SRI/FLT0/SEG30",
        "type": "bidirectional",
        "description": "PORTB general-purpose I/O with interrupt-on-change and weak pull-up, external interrupt INT, SR Latch input SRI, ECCP auto-shutdown fault input FLT0 and SEG30 LCD segment."
      },
      {
        "number": "49",
        "name": "RD7/SS2/SEG7",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with MSSP2 slave select input SS2 and SEG7 LCD segment."
      },
      {
        "number": "50",
        "name": "RD6/SCK2/SCL2/P1B/SEG6",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with MSSP2 SPI clock SCK2 / I2C clock SCL2 (open-drain), P1B PWM output (alternate location) and SEG6 LCD segment."
      },
      {
        "number": "51",
        "name": "RD5/SDI2/SDA2/P1C/SEG5",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with MSSP2 SPI data input SDI2, I2C data SDA2 (open-drain), P1C PWM output (alternate location) and SEG5 LCD segment."
      },
      {
        "number": "52",
        "name": "RD4/SDO2/P3B/SEG4",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with MSSP2 SPI data output SDO2, P3B PWM output (alternate location) and SEG4 LCD segment."
      },
      {
        "number": "53",
        "name": "RD3/P3C/SEG3",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with P3C PWM output (alternate location) and SEG3 LCD segment."
      },
      {
        "number": "54",
        "name": "RD2/P2B/SEG2",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with P2B PWM output (alternate location) and SEG2 LCD segment."
      },
      {
        "number": "55",
        "name": "RD1/P2C/SEG1",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with P2C PWM output (alternate location) and SEG1 LCD segment."
      },
      {
        "number": "56",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "57",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage for the device."
      },
      {
        "number": "58",
        "name": "RD0/P2D/SEG0",
        "type": "bidirectional",
        "description": "PORTD general-purpose I/O with P2D PWM output (alternate location) and SEG0 LCD segment."
      },
      {
        "number": "59",
        "name": "RE7/CCP2/P2A/SEG31",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O with CCP2/P2A PWM output (alternate location via APFCON) and SEG31 LCD segment."
      },
      {
        "number": "60",
        "name": "RE6/P1B/COM3",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O (ST input, no CMOS output stage listed) with P1B PWM output (default location) and COM3 LCD common drive."
      },
      {
        "number": "61",
        "name": "RE5/P1C/COM2",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O with P1C PWM output (default location) and COM2 LCD common drive."
      },
      {
        "number": "62",
        "name": "RE4/P3B/COM1",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O with P3B PWM output (default location) and COM1 LCD common drive."
      },
      {
        "number": "63",
        "name": "RE3/P3C/COM0",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O with P3C PWM output (default location) and COM0 LCD common drive."
      },
      {
        "number": "64",
        "name": "RE2/P2B/VLCD3",
        "type": "bidirectional",
        "description": "PORTE general-purpose I/O with P2B PWM output (default location) and VLCD3 LCD bias input."
      }
    ],
    "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 18 is listed in Table 1-2 with the VCAP function (voltage regulator filter capacitor) alongside ; Several PWM/CCP pins have default and alternate locations selected via APFCON (P1B, P1C, P2A-P2D, P3; The datasheet gives no electrical limits per pin in the pinout tables, so descriptions are limited t"
        ],
        "pages_sent": 95,
        "cost_usd": 0.4794,
        "at": "2026-10-18T23:33:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586181566473654272",
        "pages": 459,
        "sha256": "dea7e85cc0343ade",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "pic16f1947-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": "60567e81b0770b6c519104183a7a05ba52dddc11146b5fbe21434fbb5801696c",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic16f1947-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a25d80e101a6d01013fc5ace2cfb5ed6d939918a1c97161d7e32b82244584dd1",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}