STC15W204S-35I-SOP16

{
  "schema_version": 1,
  "type": "component",
  "slug": "stc15w204s-35i-sop16",
  "title": "STC15W204S-35I-SOP16",
  "brief": "STC Micro Microcontrollers (MCU/MPU/SOC), SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "mcu",
    "stc15w204s-35i-sop16"
  ],
  "component": {
    "mpn": "STC15W204S-35I-SOP16",
    "manufacturer": "STC Micro",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/caa5a792ca87f52d47a7cc948ca9d105.pdf",
    "parts": {
      "symbol": "stc15w204s-35i-sop16.kicad_sym",
      "footprint": "stc15w204s-35i-sop16.kicad_mod",
      "model_3d": "stc15w204s-35i-sop16-etched.glb",
      "model_3d_plain": "stc15w204s-35i-sop16.glb",
      "model_3d_step": "stc15w204s-35i-sop16-etched.step",
      "model_3d_step_plain": "stc15w204s-35i-sop16.step",
      "lbr": "stc15w204s-35i-sop16.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "P1.2/T0/CMPO",
        "type": "bidirectional",
        "description": "Standard I/O P1[2]. Alt-functions: T0 (Timer/Counter 0 external input) and CMPO (on-chip comparator result output)."
      },
      {
        "number": "2",
        "name": "P1.3",
        "type": "bidirectional",
        "description": "Standard I/O P1[3]. No alternate function is exposed on this variant."
      },
      {
        "number": "3",
        "name": "P1.4/T0CLKO",
        "type": "bidirectional",
        "description": "Standard I/O P1[4]. Alt-function: T0CLKO - Timer/Counter 0 clock output (enable via INT_CLKO[0]); can also output a divided version of the T0 external clock input."
      },
      {
        "number": "4",
        "name": "P1.5",
        "type": "bidirectional",
        "description": "Standard I/O P1[5]. No alternate function is exposed on this variant."
      },
      {
        "number": "5",
        "name": "P5.4/RST/MCLKO/CMP-",
        "type": "bidirectional",
        "description": "Standard I/O P5[4]. Alt-functions: RST (active-HIGH reset input), MCLKO (main-clock output at MCLK/1, /2 or /4 - internal R/C clock only on this series), CMP- (comparator negative input; requires high-impedance input mode when used as comparator)."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 2.5 V to 5.5 V."
      },
      {
        "number": "7",
        "name": "P5.5/CMP+",
        "type": "bidirectional",
        "description": "Standard I/O P5[5]. Alt-function: CMP+ - comparator positive input (requires high-impedance input mode when used as comparator)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / supply negative reference."
      },
      {
        "number": "9",
        "name": "P3.0/RxD/INT4/T2CLKO",
        "type": "bidirectional",
        "description": "Standard I/O P3[0]. Alt-functions: RxD (UART receive), INT4 (falling-edge external interrupt 4, supports power-down wake-up), T2CLKO (Timer 2 clock output, enabled via INT_CLKO[2])."
      },
      {
        "number": "10",
        "name": "P3.1/TxD/T2",
        "type": "bidirectional",
        "description": "Standard I/O P3[1]. Alt-functions: TxD (UART transmit), T2 (Timer/Counter 2 external input)."
      },
      {
        "number": "11",
        "name": "P3.2/INT0",
        "type": "bidirectional",
        "description": "Standard I/O P3[2]. Alt-function: INT0 - external interrupt 0; edge sensitivity selected by IT0 (TCON.0): rising+falling when 0, falling-only when 1. Supports power-down wake-up."
      },
      {
        "number": "12",
        "name": "P3.3/INT1",
        "type": "bidirectional",
        "description": "Standard I/O P3[3]. Alt-function: INT1 - external interrupt 1; edge sensitivity selected by IT1 (TCON.2): rising+falling when 0, falling-only when 1. Supports power-down wake-up."
      },
      {
        "number": "13",
        "name": "P3.6/INT2/RxD_2",
        "type": "bidirectional",
        "description": "Standard I/O P3[6]. Alt-functions: INT2 (falling-edge external interrupt 2, supports power-down wake-up), RxD_2 (alternate UART receive - the UART can be time-multiplexed between P3.0/P3.1 and P3.6/P3.7 pin groups)."
      },
      {
        "number": "14",
        "name": "P3.7/INT3/TxD_2",
        "type": "bidirectional",
        "description": "Standard I/O P3[7]. Alt-functions: INT3 (falling-edge external interrupt 3, supports power-down wake-up), TxD_2 (alternate UART transmit - see P3.6 note)."
      },
      {
        "number": "15",
        "name": "P1.0/RSTOUT_LOW",
        "type": "bidirectional",
        "description": "Standard I/O P1[0]. Alt-function: RSTOUT_LOW - outputs low after power-on and during reset; the user may drive it high or low in software. If used as an input, drive high first before reading."
      },
      {
        "number": "16",
        "name": "P1.1",
        "type": "bidirectional",
        "description": "Standard I/O P1[1]. No alternate function is exposed on this variant."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/caa5a792ca87f52d47a7cc948ca9d105.pdf",
        "pages": 1219,
        "sha256": "cc8c299c891646e0",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "stc15w204s-35i-sop16-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6f02647f2cbea3259782d37900716206b55d55f85390f76b40bf5fc8d25dd829",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STC Micro",
      "Package": "SOIC-16",
      "Category": "MCU",
      "Pins": "16"
    }
  },
  "variants": [
    {
      "mpn": "STC15W204S-35I-SOP16",
      "kind": "packaging"
    },
    {
      "mpn": "STC15W204S-35I-DIP16",
      "kind": "unknown"
    },
    {
      "mpn": "STC15W204S-35I-SOP8",
      "kind": "unknown"
    }
  ],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "stc15w204s-35i-sop16"
  ],
  "discovery_pitch": "STC15W204S-35I-SOP16 (STC Micro) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "README.md",
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    "stc15w204s-35i-sop16.glb",
    "stc15w204s-35i-sop16.step",
    "stc15w204s-35i-sop16.lbr",
    "docs/hero.png",
    "docs/stc15w204s-35i-sop16-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T08:28:11.473Z"
}