CN706R

{
  "schema_version": 1,
  "type": "component",
  "slug": "cn706r",
  "title": "CN706R",
  "brief": "ShangHai Consonance Elec Supervisor and Reset ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "cn706r"
  ],
  "component": {
    "mpn": "CN706R",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "Supervisor and Reset ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/76a067a7ed1b51e5336177399b2ad5f2.pdf",
    "parts": {
      "symbol": "cn706r.kicad_sym",
      "footprint": "cn706r.kicad_mod",
      "model_3d": "cn706r-etched.glb",
      "model_3d_plain": "cn706r.glb",
      "model_3d_step": "cn706r-etched.step",
      "model_3d_step_plain": "cn706r.step",
      "lbr": "cn706r.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "MR",
        "type": "input",
        "description": "Manual Reset input, active low. Internally pulled up to VCC; a low level on this pin (below the MR threshold, typically 0.8V at VCC=5V) forces RESET/RESET assertion. TTL/CMOS compatible; can be driven by an open-drain output or a pushbutton to GND."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input. Operating range 1.15V (guaranteed data) up to 5.5V absolute max 6.0V. Typical operating current for CN706X is 52uA (max 105uA) at VCC=5V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0V). Common return for logic and analog reference circuitry."
      },
      {
        "number": "4",
        "name": "PFI",
        "type": "input",
        "description": "Power-Fail Input to the on-chip comparator. Compared against the internal 1.22V (typ) reference; when PFI drops below the threshold, the PFO output asserts low. Input bias current is essentially 0 (high-impedance)."
      },
      {
        "number": "5",
        "name": "PFO",
        "type": "output",
        "description": "Power-Fail Output, active low. Push-pull output that goes low when PFI is below the 1.22V reference and high when PFI is above it. Drives VOH >= VCC-1.2V at 800uA source and VOL <= 0.3V at 3.2mA sink."
      },
      {
        "number": "6",
        "name": "WDI",
        "type": "input",
        "description": "Watchdog Input. Must be toggled by the host MCU within the watchdog timeout period (typ 1.6s) or WDO asserts low. Leaving WDI floating or tied to a static level disables the watchdog function. Internal pull to mid-supply; input impedance ~250K when VCC>VRES."
      },
      {
        "number": "7",
        "name": "RESET",
        "type": "output",
        "description": "Active-low reset output. Asserted low when VCC falls below the CN706R reset threshold (VRES typ 2.63V, min 2.55V, max 2.70V), when MR is pulled low, or when the watchdog times out. Remains low for a minimum reset active period (typ 200ms) after VCC returns above the threshold. Push-pull output."
      },
      {
        "number": "8",
        "name": "WDO",
        "type": "output",
        "description": "Watchdog Output, active low. Asserts low when the WDI input has not been toggled within the watchdog timeout window (typ 1.6s) or when VCC is below the reset threshold. Push-pull, VOH >= VCC-1.2V at 800uA, VOL <= 0.3V at 3.2mA."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/76a067a7ed1b51e5336177399b2ad5f2.pdf",
        "pages": 14,
        "sha256": "fe7cca14ea02af6e",
        "source_tier": "lcsc"
      },
      "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "SOP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cn706r"
  ],
  "discovery_pitch": "CN706R (ShangHai Consonance Elec) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cn706r.kicad_sym",
    "cn706r.kicad_mod",
    "cn706r.glb",
    "cn706r.step",
    "cn706r-etched.step",
    "cn706r.lbr",
    "docs/hero.png",
    "docs/cn706r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CN706RS",
      "kind": "packaging"
    },
    {
      "mpn": "CN706RP",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:23:33.791Z"
}