SC92F74A3M28U

{
  "slug": "sc92f74a3m28u",
  "version": "0.1.0",
  "type": "component",
  "description": "SOC Shenzhen SinOne Microelectronics Microcontrollers (MCU/MPU/SOC), SOP-28L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "sc92f74a3m28u",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sc92f74a3m28u.kicad_sym",
    "sc92f74a3m28u.kicad_mod",
    "sc92f74a3m28u.glb",
    "sc92f74a3m28u.step",
    "sc92f74a3m28u.lbr",
    "docs/hero.png",
    "docs/sc92f74a3m28u-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sc92f74a3m28u-hero.glb",
    "sc92f74a3m28u-hero.overlay.json",
    "sc92f74a3m28u-etched.glb"
  ],
  "component": {
    "mpn": "SC92F74A3M28U",
    "manufacturer": "SOC Shenzhen SinOne Microelectronics",
    "package": "SOP-28L",
    "pin_count": 28,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603125095858511872",
    "parts": {
      "symbol": "sc92f74a3m28u.kicad_sym",
      "footprint": "sc92f74a3m28u.kicad_mod",
      "model_3d": "sc92f74a3m28u-hero.glb",
      "model_3d_plain": "sc92f74a3m28u-etched.glb",
      "model_3d_step": "sc92f74a3m28u-etched.step",
      "model_3d_step_plain": "sc92f74a3m28u.step",
      "lbr": "sc92f74a3m28u.lbr"
    },
    "distributor_links": {
      "lcsc": "C5139361"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T23:32:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply pin; the device operates from 2.4V to 5.5V, with 2.9V to 5.5V required when the system clock exceeds 12MHz."
      },
      {
        "number": "2",
        "name": "P1.0",
        "type": "bidirectional",
        "description": "General-purpose bidirectional I/O P1.0 with independently settable pull-up; all I/O pins have 70mA sink drive capability."
      },
      {
        "number": "3",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "4",
        "name": "P5.1/OSCI",
        "type": "bidirectional",
        "description": "GPIO P5.1, or external high-frequency crystal oscillator input OSCI (2 to 16MHz) when the crystal is enabled by Code Option ENXTL=1."
      },
      {
        "number": "5",
        "name": "P5.0/OSCO",
        "type": "bidirectional",
        "description": "GPIO P5.0, or external high-frequency crystal oscillator output OSCO when the crystal is enabled by Code Option ENXTL=1."
      },
      {
        "number": "6",
        "name": "P1.1/INT01/RST",
        "type": "bidirectional",
        "description": "GPIO P1.1, external interrupt 0 input 1, or external active reset pin RST when selected by Code Option DISRST=0."
      },
      {
        "number": "7",
        "name": "P1.2/INT02/T0/RX0/tCK",
        "type": "bidirectional",
        "description": "GPIO P1.2, external interrupt input INT02, Timer0 external counter input T0, UART0 receive RX0, or 2-wire programming/emulation clock tCK when JTAG mode is enabled (DISJTG=0)."
      },
      {
        "number": "8",
        "name": "P1.3/INT03/T1/TX0/tDIO",
        "type": "bidirectional",
        "description": "GPIO P1.3, external interrupt input INT03, Timer1 external counter input T1, UART0 transmit TX0, or programming/emulation data tDIO when JTAG mode is enabled (DISJTG=0)."
      },
      {
        "number": "9",
        "name": "P1.4/INT10/AIN9",
        "type": "bidirectional",
        "description": "GPIO P1.4, external interrupt input INT10, or ADC input channel AIN9."
      },
      {
        "number": "10",
        "name": "P1.5/INT11/AIN8",
        "type": "bidirectional",
        "description": "GPIO P1.5, external interrupt input INT11, or ADC input channel AIN8."
      },
      {
        "number": "11",
        "name": "P1.6/INT12/AIN7",
        "type": "bidirectional",
        "description": "GPIO P1.6, external interrupt input INT12, or ADC input channel AIN7."
      },
      {
        "number": "12",
        "name": "P1.7/INT13/AIN6",
        "type": "bidirectional",
        "description": "GPIO P1.7, external interrupt input INT13, or ADC input channel AIN6."
      },
      {
        "number": "13",
        "name": "P2.7/PWM5/AIN5",
        "type": "bidirectional",
        "description": "GPIO P2.7, PWM5 output, or ADC input channel AIN5."
      },
      {
        "number": "14",
        "name": "P2.6/PWM4/AIN4",
        "type": "bidirectional",
        "description": "GPIO P2.6, PWM4 output, or ADC input channel AIN4."
      },
      {
        "number": "15",
        "name": "P2.5/PWM3/AIN3",
        "type": "bidirectional",
        "description": "GPIO P2.5, PWM3 output, or ADC input channel AIN3."
      },
      {
        "number": "16",
        "name": "P2.4/AIN2",
        "type": "bidirectional",
        "description": "GPIO P2.4, or ADC input channel AIN2."
      },
      {
        "number": "17",
        "name": "P2.3/AIN1",
        "type": "bidirectional",
        "description": "GPIO P2.3, or ADC input channel AIN1."
      },
      {
        "number": "18",
        "name": "P2.2/AIN0",
        "type": "bidirectional",
        "description": "GPIO P2.2, or ADC input channel AIN0."
      },
      {
        "number": "19",
        "name": "P2.1/INT25/MISO/RX1",
        "type": "bidirectional",
        "description": "GPIO P2.1, external interrupt input INT25, SPI master-in/slave-out MISO, or UART1 receive RX1."
      },
      {
        "number": "20",
        "name": "P2.0/INT24/MOSI/TX1/SDA",
        "type": "bidirectional",
        "description": "GPIO P2.0, external interrupt input INT24, SPI master-out/slave-in MOSI, UART1 transmit TX1, or TWI data SDA."
      },
      {
        "number": "21",
        "name": "P0.7/INT23/T2",
        "type": "bidirectional",
        "description": "GPIO P0.7, external interrupt input INT23, or Timer2 external counter input T2."
      },
      {
        "number": "22",
        "name": "P0.6/INT22/T2EX",
        "type": "bidirectional",
        "description": "GPIO P0.6, external interrupt input INT22, or Timer2 external capture/reload input T2EX."
      },
      {
        "number": "23",
        "name": "P0.5/INT21/SCK",
        "type": "bidirectional",
        "description": "GPIO P0.5, external interrupt input INT21, or SPI/TWI serial clock SCK."
      },
      {
        "number": "24",
        "name": "P0.4/INT20/COM4",
        "type": "bidirectional",
        "description": "GPIO P0.4, external interrupt input INT20, or software LCD common output COM4 (outputs 1/2 VDD when selected)."
      },
      {
        "number": "25",
        "name": "P0.3/COM3",
        "type": "bidirectional",
        "description": "GPIO P0.3, or software LCD common output COM3 (outputs 1/2 VDD when selected)."
      },
      {
        "number": "26",
        "name": "P0.2/PWM2/COM2",
        "type": "bidirectional",
        "description": "GPIO P0.2, PWM2 output, or software LCD common output COM2 (outputs 1/2 VDD when selected)."
      },
      {
        "number": "27",
        "name": "P0.1/PWM1/COM1",
        "type": "bidirectional",
        "description": "GPIO P0.1, PWM1 output, or software LCD common output COM1 (outputs 1/2 VDD when selected)."
      },
      {
        "number": "28",
        "name": "P0.0/PWM0/COM0",
        "type": "bidirectional",
        "description": "GPIO P0.0, PWM0 output, or software LCD common output COM0 (outputs 1/2 VDD when selected)."
      }
    ],
    "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-pin pin table is on pages 9-10 and the SC92F74A3 28-pin pin configuration figure is on page 8; Pins 4 and 5 (P5.1/OSCI, P5.0/OSCO) are GPIO only when Code Option ENXTL=0; with ENXTL=1 they become; Pin types are assigned from the datasheet function text. All multiplexed I/O pins are classed as bid"
        ],
        "pages_sent": 43,
        "cost_usd": 0.2185,
        "at": "2026-10-20T23:30:12"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603125095858511872",
        "pages": 91,
        "sha256": "1ccc527c23044a93",
        "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"
    },
    "models_3d": [
      {
        "file": "sc92f74a3m28u.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          11.636,
          18.16,
          2.666
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ecc34510e8f74b6103a72c2f24133ad80006c738972a56531d1221b277fcecdb",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sc92f74a3m28u-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          11.636,
          18.16,
          2.666
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bbc6dcd4be6be4fae8e4b9457d7252dfe9050a3633902547c742da38acc97ad5",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}