CN813L

{
  "schema_version": 1,
  "type": "component",
  "slug": "cn813l",
  "title": "CN813L",
  "brief": "ShangHai Consonance Elec Supervisor And Reset ICs, SOP-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",
    "power management (pmic)",
    "cn813l",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "CN813L",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894367470006272",
    "parts": {
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      "lbr": "cn813l.lbr"
    },
    "distributor_links": {
      "lcsc": "C840525"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:55:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MR",
        "type": "input",
        "description": "Manual reset input: a low level triggers a reset pulse, the pin has an internal pull-up so it can be left floating, and it is compatible with TTL/CMOS levels."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input; the datasheet gives an operating supply range of 1.15 V to 5.5 V (absolute maximum VCC is 6.0 V)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (power supply return) input for the device."
      },
      {
        "number": "4",
        "name": "PFI",
        "type": "input",
        "description": "Power-fail detection input: PFO goes low when the voltage on PFI is below the 1.22 V threshold; it may be tied to VCC or GND if unused."
      },
      {
        "number": "5",
        "name": "PFO",
        "type": "output",
        "description": "Power-fail output that is low when PFI is below 1.22 V and high otherwise."
      },
      {
        "number": "6",
        "name": "WDI",
        "type": "input",
        "description": "Watchdog input: if WDI stays high or low for more than 1.6 s without a transition, WDO goes low; leaving WDI floating or at high impedance disables the watchdog."
      },
      {
        "number": "7",
        "name": "RESET",
        "type": "output",
        "description": "Active-high reset output: it is held high while VCC is below the reset threshold and stays high for about 200 ms (140 to 280 ms) after VCC rises above the threshold, then goes low."
      },
      {
        "number": "8",
        "name": "WDO",
        "type": "output",
        "description": "Watchdog output that goes low when the 1.6 s watchdog timer times out until it is reset, and also goes low while VCC is below the reset threshold, returning high immediately once VCC exceeds it."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-haiku-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin-number table on page 5 is garbled in the text extraction, so the CN813X column for pins 6, 7; The pin numbers for pins 1 to 5 are the same across all SOP8 variants of this family, so they are co; The datasheet gives the SOP8 package code as S (ordering code = device + package code, e.g. CN813LS)"
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        "cost_usd": 0.0517,
        "at": "2026-10-19T06:55:35"
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        "sha256": "fe7cca14ea02af6e",
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        "total": 8,
        "described": 8,
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        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
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