CD4099BM

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd4099bm",
  "title": "CD4099BM",
  "brief": "Texas Instruments Latches, SOIC-16. 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",
    "logic",
    "cd4099bm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CD4099BM",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Latches",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd4099b-mil",
    "parts": {
      "symbol": "cd4099bm.kicad_sym",
      "footprint": "cd4099bm.kicad_mod",
      "model_3d": "cd4099bm-hero.glb",
      "model_3d_plain": "cd4099bm.glb",
      "model_3d_step": "cd4099bm-etched.step",
      "model_3d_step_plain": "cd4099bm.step",
      "lbr": "cd4099bm.lbr"
    },
    "distributor_links": {
      "lcsc": "C2870249",
      "digikey": "2156-CD4099BM-ND",
      "mouser": "595-CD4099BM"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T22:45:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-CD4099BM-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-CD4099BM",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Q7",
        "type": "output",
        "description": "Parallel latch output 7 (active high); follows data when addressed, otherwise holds its state."
      },
      {
        "number": "2",
        "name": "RESET",
        "type": "input",
        "description": "Master reset input; with WRITE DISABLE high it resets all latches to logic 0, with WRITE DISABLE low the device acts as a 1-of-8 demultiplexer."
      },
      {
        "number": "3",
        "name": "DATA",
        "type": "input",
        "description": "Serial data input written to the addressed latch when WRITE DISABLE is low; input range -0.5 V to VDD+0.5 V."
      },
      {
        "number": "4",
        "name": "WRITE DISABLE",
        "type": "input",
        "description": "When low, data entry to the addressed latch is enabled; when high, data entry is inhibited while outputs can still be read."
      },
      {
        "number": "5",
        "name": "A0",
        "type": "input",
        "description": "Address input bit 0 selecting which of the 8 latches is addressed."
      },
      {
        "number": "6",
        "name": "A1",
        "type": "input",
        "description": "Address input bit 1 selecting which of the 8 latches is addressed."
      },
      {
        "number": "7",
        "name": "A2",
        "type": "input",
        "description": "Address input bit 2 selecting which of the 8 latches is addressed."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground (negative supply) reference terminal; all voltage ratings are referenced to VSS."
      },
      {
        "number": "9",
        "name": "Q0",
        "type": "output",
        "description": "Parallel latch output 0 (active high)."
      },
      {
        "number": "10",
        "name": "Q1",
        "type": "output",
        "description": "Parallel latch output 1 (active high)."
      },
      {
        "number": "11",
        "name": "Q2",
        "type": "output",
        "description": "Parallel latch output 2 (active high)."
      },
      {
        "number": "12",
        "name": "Q3",
        "type": "output",
        "description": "Parallel latch output 3 (active high)."
      },
      {
        "number": "13",
        "name": "Q4",
        "type": "output",
        "description": "Parallel latch output 4 (active high)."
      },
      {
        "number": "14",
        "name": "Q5",
        "type": "output",
        "description": "Parallel latch output 5 (active high)."
      },
      {
        "number": "15",
        "name": "Q6",
        "type": "output",
        "description": "Parallel latch output 6 (active high)."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply; recommended 3 V to 18 V, absolute maximum -0.5 V to +20 V referenced to VSS."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet's terminal assignment (top view, page 1) is a single 16-pin drawing for all package ty; The addendum lists CD4099BM (SOIC D-16) as Obsolete. The orderable replacement is CD4099BM96 (Active; The input pins' direction and the Q outputs' type are taken from the functional diagram. The scan is",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 19,
        "cost_usd": 0.3492,
        "at": "2026-10-07T22:44:46"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd4099b-mil",
        "pages": 19,
        "sha256": "52fc48c47f5273e0",
        "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": [
      {
        "file": "cd4099bm.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd4099bm-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "132d43db7839bb93fb6f93cc276b0356a6dee64c5d8619bb2ad7bb23a55743d6",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cd4099bm"
  ],
  "discovery_pitch": "CD4099BM (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd4099bm.kicad_sym",
    "cd4099bm.kicad_mod",
    "cd4099bm.glb",
    "cd4099bm.step",
    "cd4099bm.lbr",
    "docs/hero.png",
    "docs/cd4099bm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd4099bm-hero.glb",
    "cd4099bm-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}