PIC16LF19156T-I

{
  "schema_version": 1,
  "type": "component",
  "slug": "pic16lf19156t-i",
  "title": "PIC16LF19156T-I",
  "brief": "Microchip Tech Microcontrollers (MCU/MPU/SOC), SSOP-28-208mil. 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",
    "pic16lf19156t-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PIC16LF19156T-I",
    "manufacturer": "Microchip Tech",
    "package": "SSOP-28-208mil",
    "pin_count": 28,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589805815508480000",
    "parts": {
      "symbol": "pic16lf19156t-i.kicad_sym",
      "footprint": "pic16lf19156t-i.kicad_mod",
      "model_3d": "pic16lf19156t-i-hero.glb",
      "model_3d_plain": "pic16lf19156t-i-etched.glb",
      "model_3d_step": "pic16lf19156t-i-etched.step",
      "model_3d_step_plain": "pic16lf19156t-i.step",
      "lbr": "pic16lf19156t-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C628952"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T23:30:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RE3/MCLR/VPP",
        "type": "input",
        "description": "RE3 general purpose input / MCLR master clear input with internal weak pull-up, also the VPP programming voltage pin."
      },
      {
        "number": "2",
        "name": "RA0",
        "type": "bidirectional",
        "description": "RA0 general purpose I/O shared with C1IN0-/C2IN0-, ANA0, CLCIN0, IOCA0 and LCD SEG0."
      },
      {
        "number": "3",
        "name": "RA1",
        "type": "bidirectional",
        "description": "RA1 general purpose I/O shared with C1IN1-/C2IN1-, ANA1, CLCIN1, IOCA1 and LCD SEG1."
      },
      {
        "number": "4",
        "name": "RA2",
        "type": "bidirectional",
        "description": "RA2 general purpose I/O shared with C1IN0+/C2IN0+, ANA2, DAC1OUT1, IOCA2 and LCD SEG2."
      },
      {
        "number": "5",
        "name": "RA3",
        "type": "bidirectional",
        "description": "RA3 general purpose I/O shared with C1IN1+, ANA3, VREF+ (ADC and DAC1), IOCA3 and LCD SEG3."
      },
      {
        "number": "6",
        "name": "RA4",
        "type": "bidirectional",
        "description": "RA4 general purpose I/O shared with ANA4, T0CKI, IOCA4, LCD SEG4 and COM3 (diagram labels it COM0)."
      },
      {
        "number": "7",
        "name": "RA5/VBAT",
        "type": "bidirectional",
        "description": "RA5 general purpose input/output shared with SS, IOCA5 and the RTCC back-up battery input VBAT."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "9",
        "name": "RA7/SEG7",
        "type": "bidirectional",
        "description": "RA7 general purpose I/O shared with ANA7, LCD SEG7 and the external clock driver input CLKIN."
      },
      {
        "number": "10",
        "name": "RA6/SEG6",
        "type": "bidirectional",
        "description": "RA6 general purpose I/O shared with ANA6, IOCA6, LCD SEG6 and FOSC/4 digital output CLKOUT."
      },
      {
        "number": "11",
        "name": "RC0",
        "type": "bidirectional",
        "description": "RC0 general purpose I/O shared with T1CKI, SMTWIN1, IOCC0 and the 32.768 kHz secondary oscillator crystal output SOSCO."
      },
      {
        "number": "12",
        "name": "RC1",
        "type": "bidirectional",
        "description": "RC1 general purpose I/O shared with T4IN, SMTSIG1, CCP2, IOCC1 and the 32.768 kHz secondary oscillator crystal input SOSCI."
      },
      {
        "number": "13",
        "name": "RC2",
        "type": "bidirectional",
        "description": "RC2 general purpose I/O shared with CCP1, IOCC2, ANC2, LCD SEG18 and COM2."
      },
      {
        "number": "14",
        "name": "RC3",
        "type": "bidirectional",
        "description": "RC3 general purpose I/O shared with T2IN, MSSP SCL/SCK, ANC3 and LCD SEG19."
      },
      {
        "number": "15",
        "name": "RC4",
        "type": "bidirectional",
        "description": "RC4 general purpose I/O shared with MSSP SDA/SDI, IOCC4, ANC4 and LCD SEG20."
      },
      {
        "number": "16",
        "name": "VLCD3",
        "type": "input",
        "description": "LCD analog bias voltage input VLCD3."
      },
      {
        "number": "17",
        "name": "RC6",
        "type": "bidirectional",
        "description": "RC6 general purpose I/O shared with EUSART1 CK1/TX1, ANC6, LCD SEG22, COM5 and VLCD2."
      },
      {
        "number": "18",
        "name": "RC7",
        "type": "bidirectional",
        "description": "RC7 general purpose I/O shared with EUSART1 DT1/RX1, ANC7, LCD SEG23, COM4 and VLCD1."
      },
      {
        "number": "19",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage input; 1.8V to 3.6V for the PIC16LF19155/56."
      },
      {
        "number": "21",
        "name": "RB0",
        "type": "bidirectional",
        "description": "RB0 general purpose I/O shared with CWG1IN, C2IN1+, IOCB0, ANB0, LCD SEG8 and the zero-cross detect input ZCD."
      },
      {
        "number": "22",
        "name": "RB1",
        "type": "bidirectional",
        "description": "RB1 general purpose I/O with 100 mA high-current drive option, shared with C1IN3-/C2IN3-, MSSP SCL/SCK, ANB1 and LCD SEG9."
      },
      {
        "number": "23",
        "name": "RB2",
        "type": "bidirectional",
        "description": "RB2 general purpose I/O shared with MSSP SDA/SDI, ANB2, LCD SEG10, COM7 and charge pump capacitor pin CFLY1."
      },
      {
        "number": "24",
        "name": "RB3",
        "type": "bidirectional",
        "description": "RB3 general purpose I/O shared with C1IN2-/C2IN2-, ANB3, LCD SEG11, COM6 and charge pump capacitor pin CFLY2."
      },
      {
        "number": "25",
        "name": "RB4",
        "type": "bidirectional",
        "description": "RB4 general purpose I/O shared with ADCACT auto-conversion trigger input, IOCB4, ANB4 and LCD COM0."
      },
      {
        "number": "26",
        "name": "RB5",
        "type": "bidirectional",
        "description": "RB5 general purpose I/O shared with T1G, IOCB5, ANB5, LCD SEG13 and COM1."
      },
      {
        "number": "27",
        "name": "RB6/ICSPCLK",
        "type": "bidirectional",
        "description": "RB6 general purpose I/O shared with EUSART2 CK2/TX2, CLCIN2, ANB6, LCD SEG14 and the ICSP clock input ICSPCLK."
      },
      {
        "number": "28",
        "name": "RB7/ICSPDAT",
        "type": "bidirectional",
        "description": "RB7 general purpose I/O shared with EUSART2 DK2/RX2, CLCIN3, ANB7, LCD SEG15, DAC1OUT2 and the ICSP data pin ICSPDAT."
      }
    ],
    "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 pin-diagram text on page 4 is scrambled by PDF extraction. Pins 15/16 (VDD/VSS) and the second V; Right-side pin numbers were inferred from garbled extraction of the page-4 pin diagram, not read dir; Pin 1 carries MCLR (input) and RE3 (general-purpose I/O). It is typed as input because the datasheet"
        ],
        "pages_sent": 110,
        "cost_usd": 0.6498,
        "at": "2026-10-20T23:28:06"
      },
      "datasheet": {
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        "pages": 754,
        "sha256": "4c376d67b2d02e01",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 28,
        "described": 28,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          10.2,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7aa76979ae41da44bded1ed74115012868f2f3f5a757faf32bb9df4f92c1e313",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pic16lf19156t-i-etched.step",
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        "units": "mm",
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        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SSOP-28-208mil",
      "Category": "Embedded Processors & Controllers",
      "Pins": "28"
    },
    "appearance": {
      "housing": {
        "quote": "body RxyPPS",
        "page": 368,
        "doc": "ds.pdf",
        "material": "PPS"
      },
      "version": 1,
      "datasheet_sha256": "4c376d67b2d02e015600efc4000717722c4cda14c486e0150c49d7166a946897"
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    "characteristics": {
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      "datasheet_sha256": "4c376d67b2d02e015600efc4000717722c4cda14c486e0150c49d7166a946897",
      "rows": [
        {
          "name": "Ambient temperature under bias",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
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          "unit": "°C",
          "min": -65,
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          "conditions": "",
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        },
        {
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          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
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          "conditions": "PIC16(L)F19155/56/75/76/85/86",
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          "source": "datasheet"
        },
        {
          "name": "Voltage on MCLR pin with respect to VSS",
          "symbol": "",
          "kind": "absolute_maximum",
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        {
          "name": "Voltage on all other pins with respect to VSS",
          "symbol": "",
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        },
        {
          "name": "Maximum current on VSS pin",
          "symbol": "",
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          "unit": "mA",
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          "typ": null,
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          "conditions": "-40°C to +85°C",
          "source_page": 667,
          "source": "datasheet"
        },
        {
          "name": "Maximum current on VSS pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "85°C to +125°C",
          "source_page": 667,
          "source": "datasheet"
        },
        {
          "name": "Maximum current on VDD pin for 28-pin devices",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "-40°C to +85°C",
          "source_page": 667,
          "source": "datasheet"
        },
        {
          "name": "Maximum current on VDD pin for 28-pin devices",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 85,
          "conditions": "85°C to +125°C",
          "source_page": 667,
          "source": "datasheet"
        },
        {
          "name": "Maximum current on any standard I/O pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
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        },
        {
          "name": "Clamp current",
          "symbol": "IK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "VPIN < 0 or VPIN > VDD",
          "source_page": 667,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "",
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        },
        {
          "name": "Operating supply voltage VDDMIN",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": null,
          "conditions": "FOSC ≤ 16 MHz (PIC16(L)F)",
          "source_page": 668,
          "source": "datasheet"
        },
        {
          "name": "Operating supply voltage VDDMIN",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
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          "conditions": "FOSC ≤ 32 MHz (PIC16(L)F)",
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        },
        {
          "name": "Operating supply voltage VDDMAX",
          "symbol": "VDD",
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          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature range, industrial",
          "symbol": "TA",
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          "unit": "°C",
          "min": -40,
          "typ": null,
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          "conditions": "Industrial temperature",
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        },
        {
          "name": "RAM data retention voltage",
          "symbol": "VDR",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "Device in Sleep mode",
          "source_page": 670,
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        },
        {
          "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": "BOR or LPBOR disabled",
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        },
        {
          "name": "Supply current IDD, HFINTOSC 16 MHz",
          "symbol": "IDDHFO16",
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        },
        {
          "name": "Supply current IDD, HFINTOSC 32 MHz (PLL)",
          "symbol": "IDDHFOPLL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3.41,
          "max": 5.5,
          "conditions": "HFINTOSC = 32 MHz; VDD 3.0V",
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        },
        {
          "name": "Idle mode supply current",
          "symbol": "IDDIDLE",
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          "source": "datasheet"
        },
        {
          "name": "Doze mode supply current",
          "symbol": "IDDDOZE",
          "kind": "electrical",
          "unit": "mA",
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          "typ": 1.23,
          "max": 2.4,
          "conditions": "Doze mode, HFINTOSC = 16 MHz, Doze Ratio = 16; VDD 3.0V",
          "source_page": 672,
          "source": "datasheet"
        },
        {
          "name": "VBAT current with SOSC + RTCC",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1.05,
          "max": 4.8,
          "conditions": "VDD 2.5V",
          "source_page": 672,
          "source": "datasheet"
        },
        {
          "name": "Power-down current IPD base",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.35,
          "max": 2,
          "conditions": "VDD 3.0V; VREGPM = 1; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, low-frequency internal oscillator/WDT",
          "symbol": "IPD_WDT",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1.1,
          "max": 3.3,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, secondary oscillator (SOSC)",
          "symbol": "IPD_SOSC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.6,
          "max": 3.2,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, FVR",
          "symbol": "IPD_FVR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 37,
          "max": 57,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, Brown-out Reset (BOR)",
          "symbol": "IPD_BOR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 10,
          "max": 16,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, Low-Power BOR (LPBOR)",
          "symbol": "IPD_LPBOR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.3,
          "max": 3,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, ADC active",
          "symbol": "IPD_ADCA",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 395,
          "max": 547,
          "conditions": "VDD 3.0V; ADC converting, FRC clock; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, ADC active with charge pump",
          "symbol": "IPD_ADCA_CHGPUMP",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 495,
          "max": 602,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, Comparator C1",
          "symbol": "IPD_CMP",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 30,
          "max": 45,
          "conditions": "VDD 3.0V; max at +85°C",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, LP Comparator C2",
          "symbol": "IPD_CMP_LP",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1.3,
          "max": 2.64,
          "conditions": "VDD 3.0V; max at +85°C; excludes supporting clock",
          "source_page": 673,
          "source": "datasheet"
        },
        {
          "name": "Power-down current, 3V pump output",
          "symbol": "IPD_LCD_PUMP_3V",
          "kind": "electrical",
          "unit": "µA",
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