PIC16LF1947-I

{
  "slug": "pic16lf1947-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Pre-ordered MCUs, TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic16lf1947-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pic16lf1947-i.kicad_sym",
    "pic16lf1947-i.kicad_mod",
    "pic16lf1947-i.glb",
    "pic16lf1947-i.step",
    "pic16lf1947-i.lbr",
    "docs/hero.png",
    "docs/pic16lf1947-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pic16lf1947-i-hero.glb",
    "pic16lf1947-i-hero.overlay.json",
    "pic16lf1947-i-etched.glb"
  ],
  "component": {
    "mpn": "PIC16LF1947-I",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Pre-ordered MCUs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/679de6228e97bfc2ca673d1bdc3e7051.pdf",
    "parts": {
      "symbol": "pic16lf1947-i.kicad_sym",
      "footprint": "pic16lf1947-i.kicad_mod",
      "model_3d": "pic16lf1947-i-hero.glb",
      "model_3d_plain": "pic16lf1947-i-etched.glb",
      "model_3d_step": "pic16lf1947-i-etched.step",
      "model_3d_step_plain": "pic16lf1947-i.step",
      "lbr": "pic16lf1947-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C1337793"
    },
    "distributor_check": {
      "checked_at": "2026-10-24T21:39:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RE1/P2C/VLCD2",
        "type": "bidirectional",
        "description": "General purpose I/O (ST input, CMOS output) that also carries the P2C PWM output and the VLCD2 LCD analog bias input."
      },
      {
        "number": "2",
        "name": "RE0/P2D/VLCD1",
        "type": "bidirectional",
        "description": "General purpose I/O (ST input, CMOS output) that also carries the P2D PWM output and the VLCD1 LCD analog bias input."
      },
      {
        "number": "3",
        "name": "RG0/CCP3/P3A/SEG42",
        "type": "bidirectional",
        "description": "General purpose I/O (ST input, CMOS output) that also carries the CCP3 capture/compare/PWM function, the P3A PWM output and LCD segment 42."
      },
      {
        "number": "4",
        "name": "RG1/AN15/CPS15/TX2/CK2/C3OUT/SEG43",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN15, CapSense input CPS15, EUSART2 TX2/CK2, comparator C3OUT and LCD segment 43."
      },
      {
        "number": "5",
        "name": "RG2/AN14/CPS14/RX2/DT2/C3IN+/SEG44",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN14, CapSense input CPS14, EUSART2 RX2/DT2, comparator C3IN+ input and LCD segment 44."
      },
      {
        "number": "6",
        "name": "RG3/AN13/CPS13/C3IN0-/CCP4/P3D/SEG45",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN13, CapSense input CPS13, comparator C3IN0- input, CCP4 and P3D PWM output and LCD segment 45."
      },
      {
        "number": "7",
        "name": "RG5/MCLR/VPP",
        "type": "input",
        "description": "Input-only pin: when MCLR is enabled it is the Master Clear input with internal pull-up, and it serves as the VPP high-voltage programming pin."
      },
      {
        "number": "8",
        "name": "RG4/AN12/CPS12/C3IN1-/CCP5/P1D/SEG26",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN12, CapSense input CPS12, comparator C3IN1- input, CCP5 and P1D PWM output and LCD segment 26."
      },
      {
        "number": "9",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "10",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply."
      },
      {
        "number": "11",
        "name": "RF7/AN5/CPS5/C123IN3-/SS1/SEG25",
        "type": "bidirectional",
        "description": "General purpose I/O (ST input, CMOS output) that also carries ADC channel AN5, CapSense input CPS5, comparator negative inputs C1IN3-/C2IN3-/C3IN3-, MSSP1 slave select SS1 and LCD segment 25."
      },
      {
        "number": "12",
        "name": "RF6/AN11/CPS11/C1IN+/SEG24",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN11, CapSense input CPS11, comparator C1IN+ positive input and LCD segment 24."
      },
      {
        "number": "13",
        "name": "RF5/AN10/CPS10/C12IN1-/DACOUT/SEG23",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN10, CapSense input CPS10, comparator negative inputs C1IN1-/C2IN1-, DAC output DACOUT and LCD segment 23."
      },
      {
        "number": "14",
        "name": "RF4/AN9/CPS9/C2IN+/SEG22",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN9, CapSense input CPS9, comparator C2IN+ positive input and LCD segment 22."
      },
      {
        "number": "15",
        "name": "RF3/AN8/CPS8/C123IN2-/SEG21",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN8, CapSense input CPS8, comparator negative inputs C1IN2-/C2IN2-/C3IN2- and LCD segment 21."
      },
      {
        "number": "16",
        "name": "RF2/AN7/CPS7/C1OUT/SRQ/SEG20",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN7, CapSense input CPS7, comparator C1OUT output, SR Latch non-inverting output SRQ and LCD segment 20."
      },
      {
        "number": "17",
        "name": "RF1/AN6/CPS6/C2OUT/SRNQ/SEG19",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN6, CapSense input CPS6, comparator C2OUT output, SR Latch inverting output SRNQ and LCD segment 19."
      },
      {
        "number": "18",
        "name": "RF0/AN16/CPS16/C1IN0-/C2IN0-/SEG41/VCAP",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries ADC channel AN16, CapSense input CPS16, comparator negative inputs C1IN0-/C2IN0-, LCD segment 41 and the VCAP voltage-regulator filter capacitor connection."
      },
      {
        "number": "19",
        "name": "AVDD",
        "type": "power_in",
        "description": "Dedicated supply for the on-board analog circuits, separated from digital VDD to reduce switching noise."
      },
      {
        "number": "20",
        "name": "AVSS",
        "type": "power_in",
        "description": "Dedicated ground for the on-board analog circuits, separated from digital VSS to reduce switching noise."
      },
      {
        "number": "21",
        "name": "RA3/AN3/VREF+/CPS3/SEG35",
        "type": "bidirectional",
        "description": "General purpose I/O (TTL input, CMOS output) that also carries ADC channel AN3, the A/D positive voltage reference input VREF+, CapSense input CPS3 and LCD segment 35."
      },
      {
        "number": "22",
        "name": "RA2/AN2/VREF-/CPS2/SEG34",
        "type": "bidirectional",
        "description": "General purpose I/O (TTL input, CMOS output) that also carries ADC channel AN2, the A/D negative voltage reference input VREF-, CapSense input CPS2 and LCD segment 34."
      },
      {
        "number": "23",
        "name": "RA1/AN1/CPS1/SEG18",
        "type": "bidirectional",
        "description": "General purpose I/O (TTL input, CMOS output) that also carries ADC channel AN1, CapSense input CPS1 and LCD segment 18."
      },
      {
        "number": "24",
        "name": "RA0/AN0/CPS0/SEG33",
        "type": "bidirectional",
        "description": "General purpose I/O (TTL input, CMOS output) that also carries ADC channel AN0, CapSense input CPS0 and LCD segment 33."
      },
      {
        "number": "25",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "26",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply."
      },
      {
        "number": "27",
        "name": "RA5/AN4/CPS4/SEG15",
        "type": "bidirectional",
        "description": "General purpose I/O (TTL input, CMOS output) that also carries ADC channel AN4, CapSense input CPS4 and LCD segment 15."
      },
      {
        "number": "28",
        "name": "RA4/T0CKI/SEG14",
        "type": "bidirectional",
        "description": "General purpose I/O (TTL input, CMOS output) that also carries the Timer0 clock input T0CKI (Schmitt trigger) and LCD segment 14."
      },
      {
        "number": "29",
        "name": "RC1/T1OSI/P2A/CCP2/SEG32",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the Timer1 oscillator input T1OSI, the P2A PWM output or CCP2 capture/compare/PWM function (alternate pin via APFCON), and LCD segment 32."
      },
      {
        "number": "30",
        "name": "RC0/T1OSO/T1CKI/SEG40",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the Timer1 oscillator output T1OSO, the Timer1 clock input T1CKI and LCD segment 40."
      },
      {
        "number": "31",
        "name": "RC6/TX1/CK1/SEG27",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries EUSART1 asynchronous transmit TX1, synchronous clock CK1 and LCD segment 27."
      },
      {
        "number": "32",
        "name": "RC7/RX1/DT1/SEG28",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries EUSART1 asynchronous receive RX1, synchronous data DT1 and LCD segment 28."
      },
      {
        "number": "33",
        "name": "RC2/CCP1/P1A/SEG13",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the CCP1 capture/compare/PWM function, the P1A PWM output and LCD segment 13."
      },
      {
        "number": "34",
        "name": "RC3/SCK1/SCL1/SEG17",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the MSSP1 SPI clock SCK1, I2C clock SCL1 (open-drain) and LCD segment 17."
      },
      {
        "number": "35",
        "name": "RC4/SDI1/SDA1/SEG16",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the MSSP1 SPI data input SDI1, I2C data SDA1 (open-drain) and LCD segment 16."
      },
      {
        "number": "36",
        "name": "RC5/SDO1/SEG12",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the MSSP1 SPI data output SDO1 and LCD segment 12."
      },
      {
        "number": "37",
        "name": "RB7/ICSPDAT/ICDDAT/SEG39",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries the ICSP data I/O ICSPDAT, the in-circuit debug data ICDDAT and LCD segment 39."
      },
      {
        "number": "38",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply."
      },
      {
        "number": "39",
        "name": "RA7/OSC1/CLKIN/SEG37",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the crystal/resonator input OSC1 (LP, XT, HS modes), the external clock input CLKIN (EC mode) and LCD segment 37."
      },
      {
        "number": "40",
        "name": "RA6/OSC2/CLKOUT/SEG36",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the crystal/resonator output OSC2 (LP, XT, HS modes), the FOSC/4 CLKOUT output and LCD segment 36."
      },
      {
        "number": "41",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "42",
        "name": "RB6/ICSPCLK/ICDCLK/SEG38",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries the ICSP programming clock ICSPCLK, the in-circuit debug clock ICDCLK and LCD segment 38."
      },
      {
        "number": "43",
        "name": "RB5/T1G/SEG29",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries the Timer1 gate input T1G and LCD segment 29."
      },
      {
        "number": "44",
        "name": "RB4/SEG11",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries LCD segment 11."
      },
      {
        "number": "45",
        "name": "RB3/SEG10",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries LCD segment 10."
      },
      {
        "number": "46",
        "name": "RB2/SEG9",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries LCD segment 9."
      },
      {
        "number": "47",
        "name": "RB1/SEG8",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries LCD segment 8."
      },
      {
        "number": "48",
        "name": "RB0/INT/SRI/FLT0/SEG30",
        "type": "bidirectional",
        "description": "General purpose I/O with interrupt-on-change and individually enabled pull-up that also carries external interrupt INT, SR Latch input SRI, ECCP auto-shutdown fault input FLT0 and LCD segment 30."
      },
      {
        "number": "49",
        "name": "RD7/SS2/SEG7",
        "type": "bidirectional",
        "description": "General purpose I/O (ST input, CMOS output) that also carries the MSSP2 slave select input SS2 and LCD segment 7."
      },
      {
        "number": "50",
        "name": "RD6/SCK2/SCL2/P1B/SEG6",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the MSSP2 SPI clock SCK2, I2C clock SCL2 (open-drain), the P1B PWM output and LCD segment 6."
      },
      {
        "number": "51",
        "name": "RD5/SDI2/SDA2/P1C/SEG5",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the MSSP2 SPI data input SDI2, I2C data SDA2 (open-drain), the P1C PWM output and LCD segment 5."
      },
      {
        "number": "52",
        "name": "RD4/SDO2/P3B/SEG4",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the MSSP2 SPI data output SDO2, the P3B PWM output and LCD segment 4."
      },
      {
        "number": "53",
        "name": "RD3/P3C/SEG3",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P3C PWM output and LCD segment 3."
      },
      {
        "number": "54",
        "name": "RD2/P2B/SEG2",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P2B PWM output and LCD segment 2."
      },
      {
        "number": "55",
        "name": "RD1/P2C/SEG1",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P2C PWM output and LCD segment 1."
      },
      {
        "number": "56",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "57",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply."
      },
      {
        "number": "58",
        "name": "RD0/P2D/SEG0",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P2D PWM output and LCD segment 0."
      },
      {
        "number": "59",
        "name": "RE7/CCP2/P2A/SEG31",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the alternate-location CCP2 capture/compare/PWM function, the P2A PWM output and LCD segment 31."
      },
      {
        "number": "60",
        "name": "RE6/P1B/COM3",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P1B PWM output and LCD common driver COM3."
      },
      {
        "number": "61",
        "name": "RE5/P1C/COM2",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P1C PWM output and LCD common driver COM2."
      },
      {
        "number": "62",
        "name": "RE4/P3B/COM1",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P3B PWM output and LCD common driver COM1."
      },
      {
        "number": "63",
        "name": "RE3/P3C/COM0",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P3C PWM output and LCD common driver COM0."
      },
      {
        "number": "64",
        "name": "RE2/P2B/VLCD3",
        "type": "bidirectional",
        "description": "General purpose I/O that also carries the P2B PWM output and the VLCD3 LCD analog 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 as RF0 with VCAP (footnote 4, see Section 8.0 LDO). The VCAP function and its enabl; These pins have alternate PWM/CCP locations selected by APFCON. Names above show the default functio; RG5 is input-only (TRISG5 always reads 1) and MCLR/VPP function depends on MCLRE and LVP configurati",
          "49/64 pins cited to the wrong page (name found elsewhere): ['9:VSS@p15', '10:VDD@p15', '11:RF7/AN5/CPS5/C123IN3-/SS1/SEG25@p14', '16:RF2/AN7/CPS7/C1OUT/SRQ/SEG20@p13']"
        ],
        "pages_sent": 95,
        "cost_usd": 0.467,
        "at": "2026-10-24T21:39:10"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/679de6228e97bfc2ca673d1bdc3e7051.pdf",
        "pages": 459,
        "sha256": "dea7e85cc0343ade",
        "source_tier": "mfr"
      },
      "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": [
      {
        "file": "pic16lf1947-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": "2026-10-24",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic16lf1947-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": "2d3e30029d01a799e943f517d1f3f95b2a41a662fa30c2694a81b63d23b0abe0",
        "checked": "2026-10-24",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}