RS573XTSS20

{
  "slug": "rs573xtss20",
  "version": "0.1.0",
  "type": "component",
  "description": "Jiangsu RUNIC Tech Latches, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic ics",
    "rs573xtss20",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rs573xtss20.kicad_sym",
    "rs573xtss20.kicad_mod",
    "rs573xtss20.glb",
    "rs573xtss20.step",
    "rs573xtss20.lbr",
    "docs/hero.png",
    "docs/rs573xtss20-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rs573xtss20-hero.glb",
    "rs573xtss20-hero.overlay.json",
    "rs573xtss20-etched.glb"
  ],
  "component": {
    "mpn": "RS573XTSS20",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Logic ICs",
    "subcategory": "Latches",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/493f6c40f421eafac04464f9ccd75814.pdf",
    "parts": {
      "symbol": "rs573xtss20.kicad_sym",
      "footprint": "rs573xtss20.kicad_mod",
      "model_3d": "rs573xtss20-hero.glb",
      "model_3d_plain": "rs573xtss20-etched.glb",
      "model_3d_step": "rs573xtss20-etched.step",
      "model_3d_step_plain": "rs573xtss20.step",
      "lbr": "rs573xtss20.lbr"
    },
    "distributor_links": {
      "lcsc": "C20611901"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T16:58:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "3-state output enable input (active low); when it is high, the Q outputs are forced to the high-impedance Z state."
      },
      {
        "number": "2",
        "name": "D0",
        "type": "input",
        "description": "Data input for latch 0; while LE is high, Q0 follows D0, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "3",
        "name": "D1",
        "type": "input",
        "description": "Data input for latch 1; while LE is high, Q1 follows D1, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "4",
        "name": "D2",
        "type": "input",
        "description": "Data input for latch 2; while LE is high, Q2 follows D2, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "5",
        "name": "D3",
        "type": "input",
        "description": "Data input for latch 3; while LE is high, Q3 follows D3, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "6",
        "name": "D4",
        "type": "input",
        "description": "Data input for latch 4; while LE is high, Q4 follows D4, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "7",
        "name": "D5",
        "type": "input",
        "description": "Data input for latch 5; while LE is high, Q5 follows D5, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "8",
        "name": "D6",
        "type": "input",
        "description": "Data input for latch 6; while LE is high, Q6 follows D6, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "9",
        "name": "D7",
        "type": "input",
        "description": "Data input for latch 7; while LE is high, Q7 follows D7, and inputs are overvoltage tolerant to 5.5 V."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "11",
        "name": "LE",
        "type": "input",
        "description": "Latch enable input (active high); when high the latches are transparent, and when low they store the data present a set-up time before the high-to-low LE transition."
      },
      {
        "number": "12",
        "name": "Q7",
        "type": "tri_state",
        "description": "Data output of latch 7, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "13",
        "name": "Q6",
        "type": "tri_state",
        "description": "Data output of latch 6, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "14",
        "name": "Q5",
        "type": "tri_state",
        "description": "Data output of latch 5, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "15",
        "name": "Q4",
        "type": "tri_state",
        "description": "Data output of latch 4, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "16",
        "name": "Q3",
        "type": "tri_state",
        "description": "Data output of latch 3, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "17",
        "name": "Q2",
        "type": "tri_state",
        "description": "Data output of latch 2, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "18",
        "name": "Q1",
        "type": "tri_state",
        "description": "Data output of latch 1, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "19",
        "name": "Q0",
        "type": "tri_state",
        "description": "Data output of latch 0, a 3-state output that goes high-impedance when OE is high."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, specified from 1.65 V to 5.5 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet pin table labels Q0-Q7 as type O (output). I mapped them to KiCad tri_state because th; The datasheet pin table labels VCC as type P (power). I mapped it to KiCad power_in, which is the us"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0518,
        "at": "2026-10-29T16:58:35"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/493f6c40f421eafac04464f9ccd75814.pdf",
        "pages": 15,
        "sha256": "8f7066a2f0402b8b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rs573xtss20.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rs573xtss20-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e0b0cea6ffa5f8ba03fd0d13ed24823348fa239abfdbe2d3fe21b84e5a85c2fa",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TSSOP-20",
      "source_page": 12,
      "D": {
        "nom_mm": 6.5,
        "range_mm": [
          6.4,
          6.6
        ]
      },
      "E1": {
        "nom_mm": 4.4,
        "range_mm": [
          4.3,
          4.5
        ]
      },
      "E": {
        "nom_mm": 6.4,
        "range_mm": [
          6.2,
          6.6
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
          null,
          1.2
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "rs573xtss20.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}