PMC251-S14

{
  "slug": "pmc251-s14",
  "version": "0.1.0",
  "type": "component",
  "description": "PADAUK Tech Microcontroller Units (MCUs/MPUs/SOCs), SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "single chip microcomputer-microcontroller",
    "pmc251-s14",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pmc251-s14.kicad_sym",
    "pmc251-s14.kicad_mod",
    "pmc251-s14.glb",
    "pmc251-s14.step",
    "pmc251-s14.lbr",
    "docs/hero.png",
    "docs/pmc251-s14-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pmc251-s14-hero.glb",
    "pmc251-s14-hero.overlay.json",
    "pmc251-s14-etched.glb"
  ],
  "component": {
    "mpn": "PMC251-S14",
    "manufacturer": "PADAUK Tech",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d9c97fc62854e4784ff041aa282fa912.pdf",
    "parts": {
      "symbol": "pmc251-s14.kicad_sym",
      "footprint": "pmc251-s14.kicad_mod",
      "model_3d": "pmc251-s14-hero.glb",
      "model_3d_plain": "pmc251-s14-etched.glb",
      "model_3d_step": "pmc251-s14-etched.step",
      "model_3d_step_plain": "pmc251-s14.step",
      "lbr": "pmc251-s14.lbr"
    },
    "distributor_links": {
      "lcsc": "C317604"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T19:20:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Port B bit 5, programmable as input or output with weak pull-up; wake-up from sleep is disabled when pbdier bit 5 is 0."
      },
      {
        "number": "2",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Port B bit 6, programmable as input or output with weak pull-up; wake-up from sleep is disabled when pbdier bit 6 is 0."
      },
      {
        "number": "3",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Port B bit 7, programmable as input or output with weak pull-up; wake-up from sleep is disabled when pbdier bit 7 is 0."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power supply, operating range 2.2V to 5.5V."
      },
      {
        "number": "5",
        "name": "PA7/X1",
        "type": "bidirectional",
        "description": "Port A bit 7 (input/output with weak pull-up) or crystal oscillator X1 input; padier bit 7 must be 0 when used for crystal to avoid leakage current, which also disables wake-up."
      },
      {
        "number": "6",
        "name": "PA6/X2",
        "type": "bidirectional",
        "description": "Port A bit 6 (input/output with weak pull-up) or crystal oscillator X2 output; padier bit 6 must be 0 when used for crystal to avoid leakage current, which also disables wake-up."
      },
      {
        "number": "7",
        "name": "PA5/PRST#",
        "type": "bidirectional",
        "description": "External reset input (PRST#) or Port A bit 5 as input or open-drain output with no pull-up or pull-down resistor; a 33 ohm series resistor is advised for high noise immunity when used as input."
      },
      {
        "number": "8",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Port A bit 3, programmable as input or output with weak pull-up; wake-up from sleep is disabled when padier bit 3 is 0."
      },
      {
        "number": "9",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A bit 4, programmable as input or output with weak pull-up; wake-up from sleep is disabled when padier bit 4 is 0."
      },
      {
        "number": "10",
        "name": "PA0/INT0",
        "type": "bidirectional",
        "description": "Port A bit 0 (input/output with weak pull-up) or external interrupt 0 on rising or falling edge; wake-up is disabled when padier bit 0 is 0."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "12",
        "name": "PB0/INT1",
        "type": "bidirectional",
        "description": "Port B bit 0 (input/output with weak pull-up) or external interrupt 1 on rising or falling edge; wake-up is disabled when pbdier bit 0 is 0."
      },
      {
        "number": "13",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B bit 1, programmable as input or output with weak pull-up; wake-up from sleep is disabled when pbdier bit 1 is 0."
      },
      {
        "number": "14",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B bit 2, programmable as input or output with weak pull-up; wake-up from sleep is disabled when pbdier bit 2 is 0."
      }
    ],
    "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: Pin-number-to-name mapping was inferred from the order of text extracted from the package drawing on"
        ],
        "pages_sent": 37,
        "cost_usd": 0.3029,
        "at": "2026-10-26T19:19:58"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/d9c97fc62854e4784ff041aa282fa912.pdf",
        "pages": 69,
        "sha256": "3e75ba85c10b6e84",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pmc251-s14.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pmc251-s14-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c62eddb34fcb75abc226c68ea6772c9715353f5e34a1e7e9e2b08804043c278b",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}