LTC2451ITS8#TRMPBF

{
  "slug": "ltc2451its8-trmpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Analog To Digital Converters (ADC), TSOT-23-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ltc2451its8#trmpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ltc2451its8-trmpbf.kicad_sym",
    "ltc2451its8-trmpbf.kicad_mod",
    "ltc2451its8-trmpbf.glb",
    "ltc2451its8-trmpbf.step",
    "ltc2451its8-trmpbf.lbr",
    "docs/hero.png",
    "docs/ltc2451its8-trmpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltc2451its8-trmpbf-hero.glb",
    "ltc2451its8-trmpbf-hero.overlay.json",
    "ltc2451its8-trmpbf-etched.glb"
  ],
  "component": {
    "mpn": "LTC2451ITS8#TRMPBF",
    "manufacturer": "Analog Devices",
    "package": "TSOT-23-8",
    "pin_count": 8,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885954878300160",
    "parts": {
      "symbol": "ltc2451its8-trmpbf.kicad_sym",
      "footprint": "ltc2451its8-trmpbf.kicad_mod",
      "model_3d": "ltc2451its8-trmpbf-hero.glb",
      "model_3d_plain": "ltc2451its8-trmpbf-etched.glb",
      "model_3d_step": "ltc2451its8-trmpbf-etched.step",
      "model_3d_step_plain": "ltc2451its8-trmpbf.step",
      "lbr": "ltc2451its8-trmpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C680748",
      "digikey": "505-LTC2451ITS8#TRMPBFTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T21:37:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LTC2451ITS8#TRMPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; connect to a ground plane through a low impedance connection."
      },
      {
        "number": "2",
        "name": "REF–",
        "type": "input",
        "description": "Differential reference negative input, which may be any value between GND and VCC as long as REF+ stays at least 2.5V more positive than REF-; the differential reference voltage (REF+ to REF-) sets the full-scale range."
      },
      {
        "number": "3",
        "name": "REF+",
        "type": "input",
        "description": "Differential reference positive input, which may be any value between GND and VCC and must remain at least 2.5V more positive than REF-; the differential reference voltage (REF+ to REF-) sets the full-scale range."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage of 2.7V to 5.5V; bypass to GND (pin 1) with a 10µF capacitor in parallel with a low series inductance 0.1µF capacitor placed as close to the part as possible."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; connect to a ground plane through a low impedance connection."
      },
      {
        "number": "6",
        "name": "IN",
        "type": "input",
        "description": "Analog input with a single-ended input range of VREF- to VREF+."
      },
      {
        "number": "7",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input of the I2C interface; the LTC2451 acts only as a slave, data is shifted in on SCL rising edges and output on SCL falling edges."
      },
      {
        "number": "8",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Bidirectional I2C serial data line that is high impedance unless the part is in data output mode, when it becomes an open-drain pull-down requiring an external 1.7k pull-up resistor to VCC."
      }
    ],
    "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: Both GND pins are listed in the TS8 pinout on page 2 and described together on page 7 as ground; the"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0392,
        "at": "2026-10-18T21:36:51"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885954878300160",
        "pages": 20,
        "sha256": "5e3eba71951e62a0",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dc644a91883054d8f75e38542e63c2050dc8f2e8b7f12e1c57dcd93245fbd473",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltc2451its8-trmpbf-etched.step",
        "role": "eda",
        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "924a595f3d5d87a15bffb7c85d33ba22c490f1897b8da223434bc3f6353b1c8a",
        "checked": "2026-10-18",
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  }
}