AS3933-BTST

{
  "schema_version": 1,
  "type": "component",
  "slug": "as3933-btst",
  "title": "AS3933-BTST",
  "brief": "AMS RFID ICs, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "rf and wireless",
    "as3933-btst",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AS3933-BTST",
    "manufacturer": "AMS",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "RF And Wireless",
    "subcategory": "RFID ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881461328433152",
    "parts": {
      "symbol": "as3933-btst.kicad_sym",
      "footprint": "as3933-btst.kicad_mod",
      "model_3d": "as3933-btst-hero.glb",
      "model_3d_plain": "as3933-btst.glb",
      "model_3d_step": "as3933-btst-etched.step",
      "model_3d_step_plain": "as3933-btst.step",
      "lbr": "as3933-btst.lbr"
    },
    "distributor_links": {
      "lcsc": "C40571"
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip select digital input for SPI interface control."
      },
      {
        "number": "2",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input for SDI interface."
      },
      {
        "number": "3",
        "name": "SDI",
        "type": "input",
        "description": "Serial data input for SPI configuration."
      },
      {
        "number": "4",
        "name": "SDO",
        "type": "tri_state",
        "description": "Serial data output with tri-state control (tri-state when CS is low)."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage, operating range 2.4V to 3.6V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, negative supply voltage reference."
      },
      {
        "number": "7",
        "name": "LF3P",
        "type": "input",
        "description": "Input antenna channel three for low frequency reception in carrier frequency range 15-150kHz."
      },
      {
        "number": "8",
        "name": "LF2P",
        "type": "input",
        "description": "Input antenna channel two for low frequency reception in carrier frequency range 15-150kHz."
      },
      {
        "number": "9",
        "name": "LF1P",
        "type": "input",
        "description": "Input antenna channel one for low frequency reception in carrier frequency range 15-150kHz."
      },
      {
        "number": "10",
        "name": "LFN",
        "type": "power_in",
        "description": "Common ground reference for antenna channels one, two, and three."
      },
      {
        "number": "11",
        "name": "XIN",
        "type": "input",
        "description": "Crystal oscillator input (32.768kHz typical) or connected to VCC for external clock mode."
      },
      {
        "number": "12",
        "name": "XOUT",
        "type": "bidirectional",
        "description": "Crystal oscillator output (32.768kHz typical) or external clock signal input depending on configuration mode."
      },
      {
        "number": "13",
        "name": "VSS",
        "type": "power_in",
        "description": "Substrate supply pad, electrical ground reference."
      },
      {
        "number": "14",
        "name": "WAKE",
        "type": "output",
        "description": "Wake-up output IRQ signal, goes high when programmed wake-up pattern is detected."
      },
      {
        "number": "15",
        "name": "DAT",
        "type": "output",
        "description": "Demodulated data output or Manchester decoded data from receiver."
      },
      {
        "number": "16",
        "name": "CL_DAT",
        "type": "output",
        "description": "Manchester recovered clock output for synchronization of data on DAT pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Antenna input pins LF1P, LF2P, LF3P are labeled 'Analog I/O' in datasheet pin type column but functi; XOUT pin has dual functionality: serves as crystal oscillator output in crystal mode (primary) or ex"
        ],
        "pages_sent": 63,
        "cost_usd": 0.3567,
        "at": "2026-09-21T20:41:50"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881461328433152",
        "pages": 63,
        "sha256": "0c5a2627ce94fc27",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "as3933-btst.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "as3933-btst-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8c0d596dc9dd1d55715a69d8a7b4b04b3b8ee66d324bf70470639eeff55bfb50",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "AMS",
      "Package": "TSSOP-16",
      "Category": "RF And Wireless",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "as3933-btst"
  ],
  "discovery_pitch": "AS3933-BTST (AMS) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "as3933-btst.kicad_sym",
    "as3933-btst.kicad_mod",
    "as3933-btst.glb",
    "as3933-btst.step",
    "as3933-btst.lbr",
    "docs/hero.png",
    "docs/as3933-btst-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "as3933-btst-etched.step",
    "as3933-btst-hero.glb",
    "as3933-btst-hero.overlay.json"
  ],
  "visibility": "public",
  "updated_at": "2026-09-24T16:57:35.192Z",
  "description": "AMS RFID ICs, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}