A1333LLETR-T

{
  "slug": "a1333lletr-t",
  "version": "0.1.0",
  "type": "component",
  "description": "Allegro MicroSystems, LLC Position Sensor, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "sensors",
    "a1333lletr-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "a1333lletr-t.kicad_sym",
    "a1333lletr-t.kicad_mod",
    "a1333lletr-t.glb",
    "a1333lletr-t.step",
    "a1333lletr-t.lbr",
    "docs/hero.png",
    "docs/a1333lletr-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "a1333lletr-t-hero.glb",
    "a1333lletr-t-hero.overlay.json",
    "a1333lletr-t-etched.glb"
  ],
  "component": {
    "mpn": "A1333LLETR-T",
    "manufacturer": "Allegro MicroSystems, LLC",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Sensors",
    "subcategory": "Position Sensor",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/23ac4f7bd0b76acb10dbb6459cd0b6cd.pdf",
    "parts": {
      "symbol": "a1333lletr-t.kicad_sym",
      "footprint": "a1333lletr-t.kicad_mod",
      "model_3d": "a1333lletr-t-hero.glb",
      "model_3d_plain": "a1333lletr-t-etched.glb",
      "model_3d_step": "a1333lletr-t-etched.step",
      "model_3d_step_plain": "a1333lletr-t.step",
      "lbr": "a1333lletr-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C3825364",
      "digikey": "620-A1333LLETR-TTR-ND",
      "mouser": "250-A1333LLETR-T"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T19:18:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "620-A1333LLETR-TTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "250-A1333LLETR-T",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BYP",
        "type": "passive",
        "description": "External bypass capacitor terminal for the internal regulator (0.1 µF used in application circuit); also tied to for Manchester ID value '1'."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input (4.0 to 16.5 V operating) and Manchester input."
      },
      {
        "number": "3",
        "name": "TEST",
        "type": "input",
        "description": "Test pin; bring to GND."
      },
      {
        "number": "4",
        "name": "PWM",
        "type": "output",
        "description": "PWM angle output and Manchester output."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground terminal (pins 5, 6 and 7 are all ground)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground terminal (pins 5, 6 and 7 are all ground)."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground terminal (pins 5, 6 and 7 are all ground)."
      },
      {
        "number": "8",
        "name": "CS/SA0",
        "type": "input",
        "description": "SPI active-low chip select input; in Manchester mode it is the LSB of the ID value, tied to BYP for '1' or GND for '0'."
      },
      {
        "number": "9",
        "name": "SCLK",
        "type": "input",
        "description": "SPI clock input (0.1 to 10 MHz)."
      },
      {
        "number": "10",
        "name": "MOSI/SA1",
        "type": "input",
        "description": "SPI master output/slave input; in Manchester mode it is the MSB of the ID value, tied to BYP for '1' or GND for '0'."
      },
      {
        "number": "11",
        "name": "MISO",
        "type": "output",
        "description": "SPI master input/slave output."
      },
      {
        "number": "12",
        "name": "A/U",
        "type": "output",
        "description": "Option 1: quadrature A output signal; Option 2: U (phase 1) output signal."
      },
      {
        "number": "13",
        "name": "B/V",
        "type": "output",
        "description": "Option 1: quadrature B output signal; Option 2: V (phase 2) output signal."
      },
      {
        "number": "14",
        "name": "I/W",
        "type": "output",
        "description": "Option 1: quadrature I (index) output signal; Option 2: W (phase 3) output signal."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: PWM pin is also the Manchester output, and MISO may be tri-stated when CS is high; datasheet text do; The MPN A1333LLETR-T is the single-die 14-pin TSSOP (LE) 3.3 V interface variant; pinout taken from "
        ],
        "pages_sent": 8,
        "cost_usd": 0.1022,
        "at": "2026-10-26T19:17:44"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/23ac4f7bd0b76acb10dbb6459cd0b6cd.pdf",
        "pages": 87,
        "sha256": "fba1b0cba9f11fef",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "a1333lletr-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "a1333lletr-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9ea781d5308d2587f72dac22ed96cd2772f2617d8bac0357667ff47ad96b1e11",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}