CD74HC40103M96

{
  "slug": "cd74hc40103m96",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Counters, Dividers, SOIC-16. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd74hc40103m96",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hc40103m96.kicad_sym",
    "cd74hc40103m96.kicad_mod",
    "cd74hc40103m96.glb",
    "cd74hc40103m96.step",
    "cd74hc40103m96.lbr",
    "docs/hero.png",
    "docs/cd74hc40103m96-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd74hc40103m96-hero.glb",
    "cd74hc40103m96-hero.overlay.json",
    "cd74hc40103m96-etched.glb"
  ],
  "component": {
    "mpn": "CD74HC40103M96",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counters, Dividers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/cd74hc40103m96.pdf",
    "parts": {
      "symbol": "cd74hc40103m96.kicad_sym",
      "footprint": "cd74hc40103m96.kicad_mod",
      "model_3d": "cd74hc40103m96-hero.glb",
      "model_3d_plain": "cd74hc40103m96-etched.glb",
      "model_3d_step": "cd74hc40103m96-etched.step",
      "model_3d_step_plain": "cd74hc40103m96.step",
      "lbr": "cd74hc40103m96.lbr"
    },
    "distributor_links": {
      "lcsc": "C2675499",
      "digikey": "296-24354-2-ND",
      "mouser": "595-CD74HC40103M96"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T18:06:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-24354-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-CD74HC40103M96",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; 2V to 6V for HC types and 4.5V to 5.5V for HCT types."
      },
      {
        "number": "2",
        "name": "TC",
        "type": "output",
        "description": "Terminal count output, active low: it goes low when the count reaches zero if TE is low and remains low for one full clock period."
      },
      {
        "number": "3",
        "name": "P7",
        "type": "input",
        "description": "Preset data input, most significant bit of the 8-bit preset word (P7 = MSB, P0 = LSB)."
      },
      {
        "number": "4",
        "name": "P6",
        "type": "input",
        "description": "Preset data input, bit 6 of the 8-bit preset word."
      },
      {
        "number": "5",
        "name": "P5",
        "type": "input",
        "description": "Preset data input, bit 5 of the 8-bit preset word."
      },
      {
        "number": "6",
        "name": "PL",
        "type": "input",
        "description": "Asynchronous preset load, active low: when low, data at P0-P7 is forced into the counter regardless of PE, TE or CP."
      },
      {
        "number": "7",
        "name": "P4",
        "type": "input",
        "description": "Preset data input, bit 4 of the 8-bit preset word."
      },
      {
        "number": "8",
        "name": "PE",
        "type": "input",
        "description": "Synchronous preset enable, active low: when low, data at P0-P7 is clocked into the counter on the next positive clock transition regardless of TE."
      },
      {
        "number": "9",
        "name": "P0",
        "type": "input",
        "description": "Preset data input, least significant bit of the 8-bit preset word."
      },
      {
        "number": "10",
        "name": "P3",
        "type": "input",
        "description": "Preset data input, bit 3 of the 8-bit preset word."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "12",
        "name": "P2",
        "type": "input",
        "description": "Preset data input, bit 2 of the 8-bit preset word."
      },
      {
        "number": "13",
        "name": "P1",
        "type": "input",
        "description": "Preset data input, bit 1 of the 8-bit preset word."
      },
      {
        "number": "14",
        "name": "CP",
        "type": "input",
        "description": "Clock input; the counter decrements by one on each positive (negative-to-positive) clock transition."
      },
      {
        "number": "15",
        "name": "MR",
        "type": "input",
        "description": "Asynchronous master reset, active low: when low, the counter is cleared to its maximum count (255) regardless of other inputs."
      },
      {
        "number": "16",
        "name": "TE",
        "type": "input",
        "description": "Count enable: counting is inhibited when TE is high, and TE is also the cascade input for synchronous or ripple cascading."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/cd74hc40103m96.pdf",
        "pages": 18,
        "sha256": "57b697644269e55f",
        "source_tier": "mfr"
      },
      "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": [
      {
        "file": "cd74hc40103m96.step",
        "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": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd74hc40103m96-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": "69f2b7d583f7934f5b77d1dce9210306b001909ff51c641f42d52137b5e2ea67",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}