MICRF220AYQS-TR

{
  "slug": "micrf220ayqs-tr",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech RF Transceiver ICs, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "radio frequency chip-antenna",
    "micrf220ayqs-tr",
    "factory-2.0.0",
    "extractor-text"
  ],
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    "micrf220ayqs-tr.step",
    "micrf220ayqs-tr.lbr",
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    "docs/micrf220ayqs-tr-datasheet.pdf",
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  "component": {
    "mpn": "MICRF220AYQS-TR",
    "manufacturer": "Microchip Tech",
    "package": "QSOP-16-150mil",
    "pin_count": 16,
    "category": "Radio Frequency Chip/Antenna",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a141d580e75e18f5ae2cc4c8b227ccb6.pdf",
    "parts": {
      "symbol": "micrf220ayqs-tr.kicad_sym",
      "footprint": "micrf220ayqs-tr.kicad_mod",
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      "model_3d_step": "micrf220ayqs-tr-etched.step",
      "model_3d_step_plain": "micrf220ayqs-tr.step",
      "lbr": "micrf220ayqs-tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C510897",
      "digikey": "MICRF220AYQS-TR-ND",
      "mouser": "998-MICRF220AYQSTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:04:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MICRF220AYQS-TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "998-MICRF220AYQSTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RO1",
        "type": "passive",
        "description": "Reference resonator connection to the Pierce oscillator, may also be driven by an external reference of 200mVp-p to 1.5Vp-p maximum, with 7pF internal capacitance to GND in normal operation."
      },
      {
        "number": "2",
        "name": "GNDRF",
        "type": "power_in",
        "description": "Ground connection for the ANT RF input, connect to PCB ground plane."
      },
      {
        "number": "3",
        "name": "ANT",
        "type": "input",
        "description": "Internally AC-coupled RF signal input from the antenna; a matching network with an inductor to RF ground is recommended to improve ESD protection."
      },
      {
        "number": "4",
        "name": "GNDRF",
        "type": "power_in",
        "description": "Ground connection for the ANT RF input, connect to PCB ground plane."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for all chip functions (3.0V to 3.6V), bypass with 0.1µF capacitor as close to the pin as possible."
      },
      {
        "number": "6",
        "name": "SQ",
        "type": "input",
        "description": "Squelch control logic-level input with 5µA typical internal pull-up; a logic LOW reduces random activity on DO when there is no RF input signal."
      },
      {
        "number": "7",
        "name": "SEL0",
        "type": "input",
        "description": "Demodulator filter bandwidth select logic input with 3µA typical internal pull-up, used together with SEL1."
      },
      {
        "number": "8",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown control logic input with 5µA typical internal pull-up; LOW enables the device and HIGH places it in low-power shutdown."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for all chip functions except the RF input, connect to PCB ground plane."
      },
      {
        "number": "10",
        "name": "DO",
        "type": "output",
        "description": "Demodulated data output, current-limited CMOS output in normal operation with a 25kΩ pull-down in shutdown."
      },
      {
        "number": "11",
        "name": "SEL1",
        "type": "input",
        "description": "Demodulator filter bandwidth select logic input with 3µA typical internal pull-up, used together with SEL0."
      },
      {
        "number": "12",
        "name": "CTH",
        "type": "passive",
        "description": "Demodulation threshold voltage integration capacitor pin; connect a 0.1µF capacitor to GND for a stable slicing threshold."
      },
      {
        "number": "13",
        "name": "CAGC",
        "type": "passive",
        "description": "AGC filter capacitor pin; connect a capacitor to GND, with value per the AGC Loop and CAGC section."
      },
      {
        "number": "14",
        "name": "RSSI",
        "type": "output",
        "description": "Received signal strength indicator output, an inverted amplified version of the CAGC voltage with 250Ω typical output impedance."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, leave this pin floating."
      },
      {
        "number": "16",
        "name": "RO2",
        "type": "passive",
        "description": "Reference resonator connection to the Pierce oscillator, with 7pF internal capacitance to GND in normal operation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "factory": "2.0.0",
        "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: Package hint says QSOP-16-150mil; datasheet only states 16-pin QSOP (4.9mm x 6.0mm, AQS16) and packa"
        ],
        "pages_sent": 20,
        "cost_usd": 0.1645,
        "at": "2026-10-23T09:04:00"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a141d580e75e18f5ae2cc4c8b227ccb6.pdf",
        "pages": 20,
        "sha256": "399ab8049bd8e4c3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}