PIC16F72-I

{
  "schema_version": 1,
  "type": "component",
  "slug": "pic16f72-i",
  "title": "PIC16F72-I",
  "brief": "Microchip Tech Microcontrollers (MCU/MPU/SOC), SOIC-28-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "pic16f72-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PIC16F72-I",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-28-300mil",
    "pin_count": 28,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588882504929718272",
    "parts": {
      "symbol": "pic16f72-i.kicad_sym",
      "footprint": "pic16f72-i.kicad_mod",
      "model_3d": "pic16f72-i-hero.glb",
      "model_3d_plain": "pic16f72-i-etched.glb",
      "model_3d_step": "pic16f72-i-etched.step",
      "model_3d_step_plain": "pic16f72-i.step",
      "lbr": "pic16f72-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C9732"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T22:21:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MCLR/VPP",
        "type": "input",
        "description": "Master Clear (Reset) input or programming voltage input; an active low RESET to the device, with ST input buffer."
      },
      {
        "number": "2",
        "name": "RA0/AN0",
        "type": "bidirectional",
        "description": "PORTA bit 0 bi-directional I/O with TTL input buffer; can also be analog input 0."
      },
      {
        "number": "3",
        "name": "RA1/AN1",
        "type": "bidirectional",
        "description": "PORTA bit 1 bi-directional I/O with TTL input buffer; can also be analog input 1."
      },
      {
        "number": "4",
        "name": "RA2/AN2",
        "type": "bidirectional",
        "description": "PORTA bit 2 bi-directional I/O with TTL input buffer; can also be analog input 2."
      },
      {
        "number": "5",
        "name": "RA3/AN3/VREF",
        "type": "bidirectional",
        "description": "PORTA bit 3 bi-directional I/O with TTL input buffer; can also be analog input 3 or analog reference voltage."
      },
      {
        "number": "6",
        "name": "RA4/T0CKI",
        "type": "bidirectional",
        "description": "PORTA bit 4 bi-directional I/O with Schmitt Trigger input; can also be the clock input to Timer0, and its output is open drain type."
      },
      {
        "number": "7",
        "name": "RA5/AN4/SS",
        "type": "bidirectional",
        "description": "PORTA bit 5 bi-directional I/O with TTL input buffer; can also be analog input 4 or the slave select for the synchronous serial port."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "9",
        "name": "OSC1/CLKI",
        "type": "input",
        "description": "Oscillator crystal input or external clock source input; buffer is Schmitt Trigger in RC oscillator mode and CMOS otherwise."
      },
      {
        "number": "10",
        "name": "OSC2/CLKO",
        "type": "output",
        "description": "Oscillator crystal output connecting to a crystal or resonator in crystal oscillator mode; in RC mode it outputs CLKO at 1/4 the frequency of OSC1 denoting the instruction cycle rate."
      },
      {
        "number": "11",
        "name": "RC0/T1OSO/T1CKI",
        "type": "bidirectional",
        "description": "PORTC bit 0 bi-directional I/O with Schmitt Trigger input; can also be the Timer1 oscillator output or Timer1 clock input."
      },
      {
        "number": "12",
        "name": "RC1/T1OSI",
        "type": "bidirectional",
        "description": "PORTC bit 1 bi-directional I/O with Schmitt Trigger input; can also be the Timer1 oscillator input."
      },
      {
        "number": "13",
        "name": "RC2/CCP1",
        "type": "bidirectional",
        "description": "PORTC bit 2 bi-directional I/O with Schmitt Trigger input; can also be the Capture1 input, Compare1 output or PWM1 output."
      },
      {
        "number": "14",
        "name": "RC3/SCK/SCL",
        "type": "bidirectional",
        "description": "PORTC bit 3 bi-directional I/O with Schmitt Trigger input; serves as the synchronous serial clock input/output for both SPI and I2C modes."
      },
      {
        "number": "15",
        "name": "RC4/SDI/SDA",
        "type": "bidirectional",
        "description": "PORTC bit 4 bi-directional I/O with Schmitt Trigger input; serves as SPI Data In (SPI mode) or Data I/O (I2C mode)."
      },
      {
        "number": "16",
        "name": "RC5/SDO",
        "type": "bidirectional",
        "description": "PORTC bit 5 bi-directional I/O with Schmitt Trigger input; can also be the SPI Data Out (SPI mode)."
      },
      {
        "number": "17",
        "name": "RC6",
        "type": "bidirectional",
        "description": "PORTC bit 6 bi-directional I/O with Schmitt Trigger input."
      },
      {
        "number": "18",
        "name": "RC7",
        "type": "bidirectional",
        "description": "PORTC bit 7 bi-directional I/O with Schmitt Trigger input."
      },
      {
        "number": "19",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for logic and I/O pins."
      },
      {
        "number": "21",
        "name": "RB0/INT",
        "type": "bidirectional",
        "description": "PORTB bit 0 bi-directional I/O with TTL input buffer, which becomes Schmitt Trigger when configured as the external interrupt; can also be the external interrupt pin."
      },
      {
        "number": "22",
        "name": "RB1",
        "type": "bidirectional",
        "description": "PORTB bit 1 bi-directional I/O with TTL input buffer; PORTB can be software programmed for internal weak pull-up on all inputs."
      },
      {
        "number": "23",
        "name": "RB2",
        "type": "bidirectional",
        "description": "PORTB bit 2 bi-directional I/O with TTL input buffer; PORTB can be software programmed for internal weak pull-up on all inputs."
      },
      {
        "number": "24",
        "name": "RB3",
        "type": "bidirectional",
        "description": "PORTB bit 3 bi-directional I/O with TTL input buffer; PORTB can be software programmed for internal weak pull-up on all inputs."
      },
      {
        "number": "25",
        "name": "RB4",
        "type": "bidirectional",
        "description": "PORTB bit 4 bi-directional I/O with TTL input buffer; interrupt-on-change pin, and PORTB can be software programmed for internal weak pull-up."
      },
      {
        "number": "26",
        "name": "RB5",
        "type": "bidirectional",
        "description": "PORTB bit 5 bi-directional I/O with TTL input buffer; interrupt-on-change pin, and PORTB can be software programmed for internal weak pull-up."
      },
      {
        "number": "27",
        "name": "RB6/PGC",
        "type": "bidirectional",
        "description": "PORTB bit 6 bi-directional I/O with TTL input buffer (Schmitt Trigger in serial programming mode); interrupt-on-change pin and serial programming clock."
      },
      {
        "number": "28",
        "name": "RB7/PGD",
        "type": "bidirectional",
        "description": "PORTB bit 7 bi-directional I/O with TTL input buffer (Schmitt Trigger in serial programming mode); interrupt-on-change pin and serial programming data."
      }
    ],
    "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 28-lead SOIC package outline drawing and its 300 mil body width are not in the supplied excerpt ; The package marking example on page 117 identifies the 28-lead SOIC orderable as PIC16F72-I/SO, whic; Power and ground pins are typed as power_in per the KiCad convention for this task. The MCLR/VPP pin"
        ],
        "pages_sent": 27,
        "cost_usd": 0.1407,
        "at": "2026-10-18T22:20:54"
      },
      "datasheet": {
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        "pages": 136,
        "sha256": "2ac6ba557743ff80",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 28,
        "described": 28,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "checked": "2026-10-18",
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      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-28-300mil",
      "Category": "Embedded Processors & Controllers",
      "Pins": "28"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2ac6ba557743ff800d8336e42ade30dc8f6c5654674837f7376a4ba71f5298a6",
      "rows": [
        {
          "name": "Ambient temperature under bias",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 89,
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        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Voltage on any pin with respect to VSS (except VDD, MCLR, RA4)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
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          "source": "datasheet"
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        {
          "name": "Voltage on VDD with respect to VSS",
          "symbol": "",
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        },
        {
          "name": "Voltage on MCLR with respect to VSS",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 13.5,
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        },
        {
          "name": "Voltage on RA4 with respect to VSS",
          "symbol": "",
          "kind": "absolute_maximum",
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        },
        {
          "name": "Total power dissipation",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "(Note 1)",
          "source_page": 89,
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        },
        {
          "name": "Input clamp current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI < 0 or VI > VDD",
          "source_page": 89,
          "source": "datasheet"
        },
        {
          "name": "Output clamp current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO < 0 or VO > VDD",
          "source_page": 89,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature (industrial)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Industrial grade, Standard Operating Conditions",
          "source_page": 91,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage PIC16F72",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 5.5,
          "conditions": "All configurations",
          "source_page": 91,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage with BOR enabled",
          "symbol": "VBOR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "BOR enabled (Note 7)",
          "source_page": 91,
          "source": "datasheet"
        },
        {
          "name": "VDD rise rate to ensure internal Power-on Reset signal",
          "symbol": "SVDD",
          "kind": "electrical",
          "unit": "V/ms",
          "min": 0.05,
          "typ": null,
          "max": null,
          "conditions": "See section on Power-on Reset for details",
          "source_page": 91,
          "source": "datasheet"
        },
        {
          "name": "Brown-out Reset voltage",
          "symbol": "VBOR",
          "kind": "electrical",
          "unit": "V",
          "min": 3.65,
          "typ": 4,
          "max": 4.35,
          "conditions": "BOREN bit in configuration word enabled",
          "source_page": 91,
          "source": "datasheet"
        },
        {
          "name": "Supply current (XT, RC oscillator)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.9,
          "max": 4,
          "conditions": "XT, RC osc configuration, FOSC = 4 MHz, VDD = 5.5V (Note 4)",
          "source_page": 92,
          "source": "datasheet"
        },
        {
          "name": "Supply current (HS oscillator)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5.2,
          "max": 15,
          "conditions": "HS osc configuration, FOSC = 20 MHz, VDD = 5.5V",
          "source_page": 92,
          "source": "datasheet"
        },
        {
          "name": "Brown-out Reset current",
          "symbol": "∆IBOR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 25,
          "max": 200,
          "conditions": "BOR enabled, VDD = 5.0V",
          "source_page": 92,
          "source": "datasheet"
        },
        {
          "name": "Power-down current (WDT enabled)",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 5,
          "max": 42,
          "conditions": "VDD = 4.0V, WDT enabled, -40°C to +85°C",
          "source_page": 92,
          "source": "datasheet"
        },
        {
          "name": "Power-down current (WDT disabled)",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 19,
          "conditions": "VDD = 4.0V, WDT disabled, -40°C to +85°C",
          "source_page": 92,
          "source": "datasheet"
        },
        {
          "name": "Brown-out Reset current (parameter D023)",
          "symbol": "∆IBOR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 25,
          "max": 200,
          "conditions": "BOR enabled, VDD = 5.0V",
          "source_page": 92,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage, TTL buffer",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "4.5V ≤ VDD ≤ 5.5V",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage, OSC1 in XT and LP mode",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "XT and LP mode (Note 1)",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Input high voltage, TTL buffer",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "4.5V ≤ VDD ≤ 5.5V",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Input high voltage, OSC1 in XT and LP mode",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.6,
          "typ": null,
          "max": null,
          "conditions": "XT and LP mode (Note 1)",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "PORTB weak pull-up current",
          "symbol": "IPURB",
          "kind": "electrical",
          "unit": "µA",
          "min": 50,
          "typ": 250,
          "max": 400,
          "conditions": "VDD = 5V, VPIN = VSS",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current, I/O ports",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Vss ≤ VPIN ≤ VDD, pin at hi-impedance",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current, MCLR and RA4/T0CKI",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Vss ≤ VPIN ≤ VDD",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current, OSC1",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Vss ≤ VPIN ≤ VDD, XT, HS and LP osc configuration",
          "source_page": 93,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage, I/O ports",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "IOL = 8.5 mA, VDD = 4.5V, -40°C to +85°C",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage, OSC2/CLKO (RC osc)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "IOL = 1.6 mA, VDD = 4.5V, -40°C to +85°C",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Open drain high voltage, RA4 pin",
          "symbol": "VOD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "RA4 pin",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "OSC2 pin capacitive loading",
          "symbol": "COSC2",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "In XT, HS and LP modes when external clock is used to drive OSC1",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "All I/O pins and OSC2 capacitive loading (RC mode)",
          "symbol": "CIO",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "All I/O pins and OSC2 (in RC mode)",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "SCL, SDA capacitive loading in I2C mode",
          "symbol": "CB",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "SCL, SDA in I2C mode",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Program FLASH endurance",
          "symbol": "EP",
          "kind": "electrical",
          "unit": "E/W",
          "min": 100,
          "typ": 1000,
          "max": null,
          "conditions": "25°C at 5V",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "VDD for FLASH read",
          "symbol": "VPR",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "A/D resolution",
          "symbol": "NR",
          "kind": "electrical",
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