CD4510B BCD Up/Down Counter

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd4510",
  "title": "CD4510B BCD Up/Down Counter",
  "brief": "Presettable BCD up/down counter in the 4000B CMOS family, 3 V to 18 V.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "logic",
    "counter",
    "bcd",
    "up-down",
    "4000-series",
    "ti",
    "soic-16"
  ],
  "component": {
    "mpn": "CD4510B",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counter",
    "datasheet": "https://www.ti.com/lit/ds/symlink/cd4510b.pdf",
    "parts": {
      "symbol": "cd4510.kicad_sym",
      "footprint": "cd4510.kicad_mod",
      "model_3d": "cd4510-etched.glb",
      "model_3d_plain": "cd4510.glb",
      "model_3d_step": "cd4510-etched.step",
      "model_3d_step_plain": "cd4510.step",
      "lbr": "cd4510.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "PRESET_ENABLE",
        "type": "input",
        "description": "Preset (parallel-load) enable. When held high, the counter is asynchronously loaded with the BCD value on P1-P4; must be low for normal counting."
      },
      {
        "number": "2",
        "name": "Q4",
        "type": "output",
        "description": "Counter output bit 4 (MSB of the BCD count)."
      },
      {
        "number": "3",
        "name": "P4",
        "type": "input",
        "description": "Jam / parallel-load data input, bit 4 (MSB of the BCD preset word). Sampled into the fourth flip-flop while PRESET ENABLE is high."
      },
      {
        "number": "4",
        "name": "P1",
        "type": "input",
        "description": "Jam / parallel-load data input, bit 1 (LSB of the BCD preset word). Sampled into the first flip-flop while PRESET ENABLE is high."
      },
      {
        "number": "5",
        "name": "~{CARRY_IN}",
        "type": "input",
        "description": "Active-low carry-in from a less-significant stage. When held low the counter advances on each positive clock edge; when high the counter is inhibited. Tie to VSS when this stage is used stand-alone."
      },
      {
        "number": "6",
        "name": "Q1",
        "type": "output",
        "description": "Counter output bit 1 (LSB of the BCD count)."
      },
      {
        "number": "7",
        "name": "~{CARRY_OUT}",
        "type": "output",
        "description": "Active-low ripple/synchronous carry-out. Goes low on the terminal count so the next stage's CARRY IN can enable it, allowing synchronous or ripple cascading of multiple CD4510B counters."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground / negative supply reference (0 V). All input and supply voltages are referenced to this pin."
      },
      {
        "number": "9",
        "name": "RESET",
        "type": "input",
        "description": "Active-high asynchronous master reset. Forces all Q outputs to logic 0 while held high; must be low for normal counting or preset operation."
      },
      {
        "number": "10",
        "name": "UP/DOWN",
        "type": "input",
        "description": "Count-direction control. High selects up-count (0-9 with a maximum of two clock pulses of non-BCD states after preset), low selects down-count. May be changed at any count in ripple-clock mode provided the first-stage clock is high."
      },
      {
        "number": "11",
        "name": "Q2",
        "type": "output",
        "description": "Counter output bit 2."
      },
      {
        "number": "12",
        "name": "P2",
        "type": "input",
        "description": "Jam / parallel-load data input, bit 2. Sampled into the second flip-flop while PRESET ENABLE is high."
      },
      {
        "number": "13",
        "name": "P3",
        "type": "input",
        "description": "Jam / parallel-load data input, bit 3. Sampled into the third flip-flop while PRESET ENABLE is high."
      },
      {
        "number": "14",
        "name": "Q3",
        "type": "output",
        "description": "Counter output bit 3."
      },
      {
        "number": "15",
        "name": "CLOCK",
        "type": "input",
        "description": "Positive-edge triggered clock input. Typical maximum clock frequency 2 MHz at 5 V, 4 MHz at 10 V, 5.5 MHz at 15 V (8 MHz typical at 10 V). Rise/fall time should be <=15 us at 5 V, <=5 us at 10-15 V."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage, 3 V to 18 V (parametric ratings at 5 V, 10 V, 15 V). Bypass to VSS with a ceramic capacitor."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/cd4510b.pdf",
        "pages": 20,
        "sha256": "41f1a4f20347ef51",
        "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"
    },
    "logic": {
      "family_id": "CD4510",
      "logic_family": "CD4000",
      "function_code": "4510",
      "function_class": null,
      "function_name": null,
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    },
    "models_3d": [
      {
        "file": "cd4510.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd4510-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": "7922740aa4b92aab51c6bc5eb7be407e28b33c5c812db24741050a400b1e4f6d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Type": "Presettable BCD up/down counter",
      "Logic family": "4000B (CMOS)",
      "Count": "BCD (0-9), up or down",
      "Features": "Parallel preset, carry in/out, cascadable",
      "Supply voltage": "3 V to 18 V",
      "Operating temperature": "-55 C to 125 C"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "BCD counter",
    "up down counter",
    "presettable counter",
    "decade counter"
  ],
  "discovery_pitch": "A presettable BCD counter that counts up or down and cascades for multi-digit counting.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd4510.kicad_sym",
    "cd4510.kicad_mod",
    "cd4510.glb",
    "cd4510.step",
    "cd4510.lbr",
    "docs/hero.png",
    "docs/cd4510-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd4510-etched.step"
  ],
  "variants": [
    {
      "mpn": "CD4510BE",
      "kind": "unknown"
    },
    {
      "mpn": "CD4510BBE",
      "kind": "unknown"
    },
    {
      "mpn": "CD4510BNSR",
      "kind": "unknown"
    },
    {
      "mpn": "CD4510BBNSR",
      "kind": "unknown"
    },
    {
      "mpn": "CD4510BPWR",
      "kind": "unknown"
    },
    {
      "mpn": "CD4510BBPWR",
      "kind": "unknown"
    },
    {
      "mpn": "CD4510BF3A",
      "kind": "unknown"
    }
  ]
}