RS2T45XM

{
  "schema_version": 1,
  "type": "component",
  "slug": "rs2t45xm",
  "title": "RS2T45XM",
  "brief": "Jiangsu RUNIC Tech Gates, MSOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "rs2t45xm"
  ],
  "component": {
    "mpn": "RS2T45XM",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Logic",
    "subcategory": "Gates",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304201830_Jiangsu-RUNIC-Tech-RS2T45XM_C5307336.pdf",
    "parts": {
      "symbol": "rs2t45xm.kicad_sym",
      "footprint": "rs2t45xm.kicad_mod",
      "model_3d": "rs2t45xm-etched.glb",
      "model_3d_plain": "rs2t45xm.glb",
      "model_3d_step": "rs2t45xm-etched.step",
      "model_3d_step_plain": "rs2t45xm.step",
      "lbr": "rs2t45xm.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VCCA",
        "type": "power_in",
        "description": "A-port supply voltage rail. Recommended operating range 1.65V ≤ VCCA ≤ 5.5V. DIR input threshold is referenced to VCCA."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "bidirectional",
        "description": "A-port bidirectional data I/O bit 1. Logic levels referenced to VCCA. Drives up to ±24mA at 3V (±32mA at 4.5-5.5V). High-Z when DIR is high (A drives to B) is disabled - active when DIR=L (B→A)."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "bidirectional",
        "description": "A-port bidirectional data I/O bit 2. Logic levels referenced to VCCA. Drives up to ±24mA at 3V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground return, 0V reference for both supplies. When either VCCA or VCCB is at GND the device enters suspend mode."
      },
      {
        "number": "5",
        "name": "DIR",
        "type": "input",
        "description": "Direction control input, referenced to VCCA. DIR=L → B bus drives to A bus (A outputs enabled, B outputs Hi-Z); DIR=H → A drives to B (B outputs enabled, A outputs Hi-Z). Must be held at valid H/L to prevent excess ICC."
      },
      {
        "number": "6",
        "name": "B2",
        "type": "bidirectional",
        "description": "B-port bidirectional data I/O bit 2. Logic levels referenced to VCCB (1.65V-5.5V)."
      },
      {
        "number": "7",
        "name": "B1",
        "type": "bidirectional",
        "description": "B-port bidirectional data I/O bit 1. Logic levels referenced to VCCB."
      },
      {
        "number": "8",
        "name": "VCCB",
        "type": "power_in",
        "description": "B-port supply voltage rail. Recommended operating range 1.65V ≤ VCCB ≤ 5.5V. Either VCCA or VCCB may be ramped first (no sequencing required)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304201830_Jiangsu-RUNIC-Tech-RS2T45XM_C5307336.pdf",
        "pages": 17,
        "sha256": "e02b170617fa8783",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rs2t45xm.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rs2t45xm-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d1ac5d47c86906d4614281b9c1f2f82bf523f0abbfeb4f52d03fe52555bf988d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "MSOP-8",
      "Category": "Logic",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "RS2T45XM",
      "kind": "packaging"
    },
    {
      "mpn": "RS2T45XMXH8",
      "kind": "packaging"
    },
    {
      "mpn": "RS2T45XMXVS8",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "rs2t45xm"
  ],
  "discovery_pitch": "RS2T45XM (Jiangsu RUNIC Tech) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rs2t45xm.kicad_sym",
    "rs2t45xm.kicad_mod",
    "rs2t45xm.glb",
    "rs2t45xm.step",
    "rs2t45xm.lbr",
    "docs/hero.png",
    "docs/rs2t45xm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T05:00:24.062Z"
}