main
Ray Set visibility: public bb80d29 4d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "epcq16asi8n",
  "title": "EPCQ16ASI8N",
  "brief": "Intel/Altera Programmable Logic Device (CPLDs/FPGAs), SOIC-8. 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",
    "embedded processors & controllers",
    "epcq16asi8n",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "EPCQ16ASI8N",
    "manufacturer": "Intel/Altera",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Programmable Logic Device (CPLDs/FPGAs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/18640896e9aa808900f83493d9959e44.pdf",
    "parts": {
      "symbol": "epcq16asi8n.kicad_sym",
      "footprint": "epcq16asi8n.kicad_mod",
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      "model_3d_plain": "epcq16asi8n-etched.glb",
      "model_3d_step": "epcq16asi8n-etched.step",
      "model_3d_step_plain": "epcq16asi8n.step",
      "lbr": "epcq16asi8n.lbr"
    },
    "distributor_links": {
      "lcsc": "C467192"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:40:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 951 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "nCS",
        "type": "input",
        "description": "Active-low chip select that toggles at the beginning and end of a valid operation; when high the device is deselected and DATA[3:0] are tri-stated, and a falling edge is required after power up before any operation."
      },
      {
        "number": "2",
        "name": "DATA1",
        "type": "bidirectional",
        "description": "In AS x1 and x4 modes outputs serial data to the FPGA on falling DCLK edges during read or configuration, and acts as an input during quad input fast write bytes."
      },
      {
        "number": "3",
        "name": "DATA2",
        "type": "bidirectional",
        "description": "In AS x4 mode outputs serial data to the FPGA on falling DCLK edges during read or configuration operations; in AS x1 mode this pin must connect to VCC."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "5",
        "name": "DATA0",
        "type": "bidirectional",
        "description": "In AS x1 mode it is the data input for write or program, latched at rising DCLK edges; in AS x4 mode it is an I/O pin that inputs data during write and outputs data on falling DCLK edges during read or configuration."
      },
      {
        "number": "6",
        "name": "DCLK",
        "type": "input",
        "description": "Serial clock provided by the FPGA; data on DATA[3:0] is latched into the device on rising DCLK edges and changes after the falling edge."
      },
      {
        "number": "7",
        "name": "DATA3",
        "type": "bidirectional",
        "description": "In AS x4 mode outputs serial data to the FPGA on falling DCLK edges during read or configuration operations; in AS x1 mode this pin must connect to VCC."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Connect the power pins to a 3.3-V power supply."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pins 3 and 7 are DATA2/DATA3 in AS x4 mode but must be tied to VCC in AS x1 mode (the AS x1 diagram ; Pin types were inferred from the pin descriptions (DATA pins listed as I/O); the datasheet's absolut"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0777,
        "at": "2026-10-22T22:39:52"
      },
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        "pages": 38,
        "sha256": "9e780703f73f2e7c",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "Intel/Altera",
      "Package": "SOIC-8",
      "Category": "Embedded Processors & Controllers",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9e780703f73f2e7cd57134a7e184c0197cfaaaba805d983f387faec6afa1ecb6",
      "rows": [
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          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.6,
          "typ": null,
          "max": 4.6,
          "conditions": "With respect to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input or output voltage (numeric lower bound only; upper bound is VCC+0.4)",
          "symbol": "VIO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.6,
          "typ": null,
          "max": null,
          "conditions": "With respect to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "No bias",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Transient voltage on any pin (numeric lower bound only; upper bound is VCC+2.0)",
          "symbol": "VIT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2,
          "typ": null,
          "max": null,
          "conditions": "< 20ns transient relative to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 54,
          "conditions": "EPCQ16A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC VCC or GND current",
          "symbol": "IMAX",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "EPCQ16A",
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        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ambient temperature, operating",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "For industrial use",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage (numeric lower bound only; max is 0.3 x VCC)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "EPCQ16A",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "µA",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VI = VCC or GND",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Tri-state output off-state current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "µA",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VO = VCC or GND",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input leakage",
          "symbol": "ILR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "0≤/Reset<VCC",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input leakage",
          "symbol": "ILR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "/Reset = VCC",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Pull-up resistance",
          "symbol": "RPR",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 300,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "VCC supply current, standby",
          "symbol": "ICC0",
          "kind": "electrical",
          "unit": "µA",
          "min": 10,
          "typ": null,
          "max": 50,
          "conditions": "Standby",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "VCC supply current, active",
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          "unit": "mA",
          "min": 1,
          "typ": null,
          "max": 15,
          "conditions": "During active power mode",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Load capacitance",
          "symbol": "CL",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "AC measurement conditions",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input rise and fall times",
          "symbol": "TR, TF",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "AC measurement conditions",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input pin capacitance",
          "symbol": "CIN",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "VIN = 0 V; TA = 25 °C, VCC = 3.0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output pin capacitance",
          "symbol": "COUT",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "VOUT = 0 V; TA = 25 °C, VCC = 3.0 V",
          "source_page": 7,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "EPCQ16ASI8N (Intel/Altera) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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