PMS161-S08A

{
  "schema_version": 1,
  "type": "component",
  "slug": "pms161-s08a",
  "title": "PMS161-S08A",
  "brief": "PADAUK Tech Microcontroller Units (MCUs/MPUs/SOCs), 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",
    "embedded processors & controllers",
    "pms161-s08a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PMS161-S08A",
    "manufacturer": "PADAUK Tech",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/64d7e521c6f33d26127429d5af5363a5.pdf",
    "parts": {
      "symbol": "pms161-s08a.kicad_sym",
      "footprint": "pms161-s08a.kicad_mod",
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      "model_3d_plain": "pms161-s08a-etched.glb",
      "model_3d_step": "pms161-s08a-etched.step",
      "model_3d_step_plain": "pms161-s08a.step",
      "lbr": "pms161-s08a.lbr"
    },
    "distributor_links": {
      "lcsc": "C2909613"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T07:50:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD/AVDD",
        "type": "power_in",
        "description": "Positive supply (VDD digital, AVDD analog, bonded together internally); operating range 2.2V to 5.5V (2.0V limited by LVR), absolute maximum 5.5V."
      },
      {
        "number": "2",
        "name": "PA7/CS",
        "type": "bidirectional",
        "description": "Port A bit 7 or external touch capacitor CS pin (selected by PA7_Sel code option); clear padier bit 7 to reduce leakage when used as CS."
      },
      {
        "number": "3",
        "name": "PA6/TK1",
        "type": "bidirectional",
        "description": "Port A bit 6 with weak pull-up option, or touch key 1; analog input capable, clear padier bit 6 to reduce leakage."
      },
      {
        "number": "4",
        "name": "PA5/TK0/INT0/PRSTB/VPP",
        "type": "bidirectional",
        "description": "Port A bit 5 with weak pull-up/pull-down, touch key 0, external interrupt 0 on both edges, external reset input, or VPP during programming."
      },
      {
        "number": "5",
        "name": "PA3/TK2/CIN-",
        "type": "bidirectional",
        "description": "Port A bit 3 with weak pull-up/pull-down, touch key 2, or comparator negative input; clear padier bit 3 to reduce leakage when analog."
      },
      {
        "number": "6",
        "name": "PA4/TK3/CIN-",
        "type": "bidirectional",
        "description": "Port A bit 4 with weak pull-up/pull-down, touch key 3, or comparator input; clear padier bit 4 to reduce leakage when analog."
      },
      {
        "number": "7",
        "name": "PA0/INT0/TK4",
        "type": "bidirectional",
        "description": "Port A bit 0 with weak pull-up/pull-down, external interrupt 0 on both edges, or touch key 4; clear padier bit 0 to reduce leakage when analog."
      },
      {
        "number": "8",
        "name": "GND/AGND",
        "type": "power_in",
        "description": "Ground (GND digital, AGND analog, bonded together internally)."
      }
    ],
    "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: Datasheet pin table lists both PA3 and PA4 as 'CIN-' and also uses PA4/CIN+ in the comparator diagra",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 77,
        "cost_usd": 1.5896,
        "at": "2026-10-26T07:50:14"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/64d7e521c6f33d26127429d5af5363a5.pdf",
        "pages": 77,
        "sha256": "72eab28884ea32af",
        "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": {
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "PADAUK Tech",
      "Package": "SOP-8",
      "Category": "Embedded Processors & Controllers",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
        {
          "name": "Operating voltage (touch applications)",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 2.2,
          "typ": null,
          "max": 5.5,
          "conditions": "# 对于触摸应用",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Operating voltage",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Low voltage reset tolerance",
          "symbol": "LVR%",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "",
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        {
          "name": "System clock (CLK) = IHRC/2",
          "symbol": "fSYS",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 8,
          "conditions": "VDD ≧ 3.5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "System clock (CLK) = IHRC/4",
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        {
          "name": "System clock (CLK) = IHRC/8",
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          "max": 32,
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        {
          "name": "Power-down mode current (stopsys)",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VDD =5V",
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        {
          "name": "Power-down mode current (stopsys)",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "uA",
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          "max": 0.1,
          "conditions": "VDD =3V",
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        {
          "name": "Power-down mode current (stopsys)",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "VDD =5V, NILRC Enable",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "Power-down mode current (stopsys)",
          "symbol": "IPD",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VDD =3V, NILRC Enable",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Power-saving mode current (stopexe)",
          "symbol": "IPS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 2.1,
          "conditions": "*停用 IHRC; VDD =5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Power-saving mode current (stopexe)",
          "symbol": "IPS",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "*停用 IHRC; VDD =3V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "Input low voltage",
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          "kind": "electrical",
          "unit": "VDD",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "Input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "VDD",
          "min": 0.7,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Calibrated IHRC frequency",
          "symbol": "fIHRC",
          "kind": "electrical",
          "unit": "MHz",
          "min": 15.76,
          "typ": 16,
          "max": 16.24,
          "conditions": "25°C, VDD =2.2V~5.5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Calibrated IHRC frequency",
          "symbol": "fIHRC",
          "kind": "electrical",
          "unit": "MHz",
          "min": 15.2,
          "typ": 16,
          "max": 16.8,
          "conditions": "VDD =2.2V~5.5V, -20°C <Ta<70°C",
          "source_page": 12,
          "source": "datasheet"
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          "name": "Calibrated IHRC frequency",
          "symbol": "fIHRC",
          "kind": "electrical",
          "unit": "MHz",
          "min": 14.6,
          "typ": 16,
          "max": 17.4,
          "conditions": "VDD =2.0V~5.5V, -20°C <Ta<70°C",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "Supply voltage (absolute maximum range)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": 2.2,
          "typ": null,
          "max": 5.5,
          "conditions": "对于触摸应用; 最大电压不能超过5.5V",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -20,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -50,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "System clock (CLK) = ILRC",
          "symbol": "fSYS",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VDD =5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "ILRC frequency",
          "symbol": "fILRC",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VDD=5.0V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "NILRC frequency",
          "symbol": "fNILRC",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": 12.5,
          "max": null,
          "conditions": "VDD = 5.0V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Interrupt pulse width",
          "symbol": "tINT",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "VDD = 5.0V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Watchdog timeout period",
          "symbol": "tWDT",
          "kind": "timing",
          "unit": "ILRC clock period",
          "min": null,
          "typ": 8192,
          "max": null,
          "conditions": "misc[1:0]=00 (default)",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Watchdog timeout period",
          "symbol": "tWDT",
          "kind": "timing",
          "unit": "ILRC clock period",
          "min": null,
          "typ": 16384,
          "max": null,
          "conditions": "misc[1:0]=01",
          "source_page": 13,
          "source": "datasheet"
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        {
          "name": "Watchdog timeout period",
          "symbol": "tWDT",
          "kind": "timing",
          "unit": "ILRC clock period",
          "min": null,
          "typ": 65536,
          "max": null,
          "conditions": "misc[1:0]=10",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Watchdog timeout period",
          "symbol": "tWDT",
          "kind": "timing",
          "unit": "ILRC clock period",
          "min": null,
          "typ": 262144,
          "max": null,
          "conditions": "misc[1:0]=11",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Fast wake-up time",
          "symbol": "tWUP",
          "kind": "timing",
          "unit": "TILRC",
          "min": null,
          "typ": 45,
          "max": null,
          "conditions": "快速唤醒时间",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "Normal wake-up time",
          "symbol": "",
          "kind": "timing",
          "unit": "TILRC",
          "min": null,
          "typ": 3000,
          "max": null,
          "conditions": "正常唤醒时间",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "System start-up time",
          "symbol": "tSBP",
          "kind": "timing",
          "unit": "ms",
          "min": null,
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          "max": null,
          "conditions": "@ VDD =5V",
          "source_page": 13,
          "source": "datasheet"
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        {
          "name": "External reset pulse width",
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          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "@ VDD =5V",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "IO output sink current (normal output)",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 18,
          "max": null,
          "conditions": "VDD=5.0V, VOL=0.5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "IO output drive current (normal output)",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 13,
          "max": null,
          "conditions": "VDD=5.0V, VOH=4.5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Pull-up resistor",
          "symbol": "RPH",
          "kind": "electrical",
          "unit": "KΩ",
          "min": null,
          "typ": 78,
          "max": null,
          "conditions": "VDD=5.0V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Pull-down resistor",
          "symbol": "RPL",
          "kind": "electrical",
          "unit": "KΩ",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "VDD=5.0V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Pin injection current",
          "symbol": "IINJ (PIN)",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VDD +0.3≧VIN≧ -0.3",
          "source_page": 12,
          "source": "datasheet"
        }
      ]
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