PIC16F1709-I

{
  "slug": "pic16f1709-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "single chip microcomputer-microcontroller",
    "pic16f1709-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pic16f1709-i.kicad_sym",
    "pic16f1709-i.kicad_mod",
    "pic16f1709-i.glb",
    "pic16f1709-i.step",
    "pic16f1709-i.lbr",
    "docs/hero.png",
    "docs/pic16f1709-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pic16f1709-i-hero.glb",
    "pic16f1709-i-hero.overlay.json",
    "pic16f1709-i-etched.glb"
  ],
  "component": {
    "mpn": "PIC16F1709-I",
    "manufacturer": "Microchip Tech",
    "package": "QFN-20-EP(4x4)",
    "pin_count": 21,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/40001708A.pdf",
    "parts": {
      "symbol": "pic16f1709-i.kicad_sym",
      "footprint": "pic16f1709-i.kicad_mod",
      "model_3d": "pic16f1709-i-hero.glb",
      "model_3d_plain": "pic16f1709-i-etched.glb",
      "model_3d_step": "pic16f1709-i-etched.step",
      "model_3d_step_plain": "pic16f1709-i.step",
      "lbr": "pic16f1709-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C637852"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T21:38:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 779 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RA3/MCLR/VPP",
        "type": "input",
        "description": "General-purpose port pin RA3 with interrupt-on-change and weak pull-up, also the MCLR reset input and VPP programming voltage pin."
      },
      {
        "number": "2",
        "name": "RC5",
        "type": "bidirectional",
        "description": "Port pin RC5 with OPA2IN+ op amp input, CCP1 default input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "3",
        "name": "RC4",
        "type": "bidirectional",
        "description": "Port pin RC4 with OPA2IN- op amp input, CLCIN1 default input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "4",
        "name": "RC3",
        "type": "bidirectional",
        "description": "Port pin RC3 with AN7 ADC input, C1IN3-/C2IN3- comparator inputs, OPA2OUT op amp output, CCP2 and CLCIN0 default inputs, interrupt-on-change and weak pull-up."
      },
      {
        "number": "5",
        "name": "RC6",
        "type": "bidirectional",
        "description": "Port pin RC6 with AN8 ADC input, SS default input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "6",
        "name": "RC7",
        "type": "bidirectional",
        "description": "Port pin RC7 with AN9 ADC input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "7",
        "name": "RB7",
        "type": "bidirectional",
        "description": "Port pin RB7 with CK (EUSART clock, bidirectional) default input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "8",
        "name": "RB6",
        "type": "bidirectional",
        "description": "Port pin RB6 with SDI default input and SCL (bidirectional I2C clock), interrupt-on-change and weak pull-up."
      },
      {
        "number": "9",
        "name": "RB5",
        "type": "bidirectional",
        "description": "Port pin RB5 with AN11 ADC input, OPA1IN+ op amp input, RX (EUSART receive) default input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "10",
        "name": "RB4",
        "type": "bidirectional",
        "description": "Port pin RB4 with AN10 ADC input, OPA1IN- op amp input, SCK default input and SDA (bidirectional), interrupt-on-change and weak pull-up."
      },
      {
        "number": "11",
        "name": "RC2",
        "type": "bidirectional",
        "description": "Port pin RC2 with AN6 ADC input, C1IN2-/C2IN2- comparator inputs, OPA1OUT op amp output, interrupt-on-change and weak pull-up."
      },
      {
        "number": "12",
        "name": "RC1",
        "type": "bidirectional",
        "description": "Port pin RC1 with AN5 ADC input, C1IN1-/C2IN1- comparator inputs, CLCIN2 default input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "13",
        "name": "RC0",
        "type": "bidirectional",
        "description": "Port pin RC0 with AN4 ADC input, C2IN+ comparator input, interrupt-on-change and weak pull-up."
      },
      {
        "number": "14",
        "name": "RA2",
        "type": "bidirectional",
        "description": "Port pin RA2 with AN2 ADC input, DAC1OUT2 output, ZCD zero-cross input, T0CKI, COGIN and INT default inputs, interrupt-on-change and weak pull-up."
      },
      {
        "number": "15",
        "name": "RA1/ICSPCLK",
        "type": "bidirectional",
        "description": "Port pin RA1 with AN1 ADC input, VREF+ reference input, C1IN0-/C2IN0- comparator inputs, interrupt-on-change, weak pull-up, and ICSP programming clock."
      },
      {
        "number": "16",
        "name": "RA0/ICSPDAT",
        "type": "bidirectional",
        "description": "Port pin RA0 with AN0 ADC input, VREF- reference input, C1IN+ comparator input, DAC1OUT output, interrupt-on-change, weak pull-up, and ICSP programming data."
      },
      {
        "number": "17",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "18",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply, 2.3V to 5.5V for PIC16F170X/171X (1.8V to 3.6V for PIC16LF)."
      },
      {
        "number": "19",
        "name": "RA5",
        "type": "bidirectional",
        "description": "Port pin RA5 with T1CKI/SOSCI timer input, CLCIN3 default input, external clock input CLKIN and crystal oscillator pin OSC1, interrupt-on-change and weak pull-up."
      },
      {
        "number": "20",
        "name": "RA4",
        "type": "bidirectional",
        "description": "Port pin RA4 with AN3 ADC input, T1G timer gate input, SOSCO, CLKOUT and crystal oscillator pin OSC2, interrupt-on-change and weak pull-up."
      },
      {
        "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-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet text does not describe an exposed pad pin or its recommended connection for the 20-pin; Pin numbers come from the 'QFN' column of Table 4 (PIC16(L)F1708/9) and match the 20-pin QFN diagram; The 'I' in the MPN means industrial temperature, and the datasheet shows only 'x' package marks with"
        ],
        "pages_sent": 18,
        "cost_usd": 0.213,
        "at": "2026-10-23T21:37:56"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/40001708A.pdf",
        "pages": 18,
        "sha256": "91827b6a20ffbd6f",
        "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": "pic16f1709-i.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": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic16f1709-i-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": "ad99832fed4f7fc3ceaa817472a1cd3d52cbba7acf8fef9da082dee2b2ff84bd",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}