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Ray Set visibility: public 79d4e34 4d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "at24c512c-xhm-b",
  "title": "AT24C512C-XHM-B",
  "brief": "Microchip Tech Pre-ordered Chips, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface ics",
    "at24c512c-xhm-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AT24C512C-XHM-B",
    "manufacturer": "Microchip Tech",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1a563535bd94df754cd970c773821cbc.pdf",
    "parts": {
      "symbol": "at24c512c-xhm-b.kicad_sym",
      "footprint": "at24c512c-xhm-b.kicad_mod",
      "model_3d": "at24c512c-xhm-b-hero.glb",
      "model_3d_plain": "at24c512c-xhm-b-etched.glb",
      "model_3d_step": "at24c512c-xhm-b-etched.step",
      "model_3d_step_plain": "at24c512c-xhm-b.step",
      "lbr": "at24c512c-xhm-b.lbr"
    },
    "distributor_links": {
      "lcsc": "C1349768",
      "digikey": "AT24C512C-XHM-B-ND",
      "mouser": "556-AT24C512C-XHM-B"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T22:22:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT24C512C-XHM-B-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-AT24C512C-XHM-B",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Device address input hard-wired to GND or VCC; if left floating it is internally pulled down to GND, and Microchip recommends connecting it to a known state, with any pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Device address input hard-wired to GND or VCC; if left floating it is internally pulled down to GND, and Microchip recommends connecting it to a known state, with any pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Device address input hard-wired to GND or VCC; if left floating it is internally pulled down to GND, and Microchip recommends connecting it to a known state, with any pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply, which should be connected to the system ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Open-drain bidirectional serial data pin that must be pulled high through an external pull-up resistor not exceeding 10 kΩ and may be wire-ORed with other open-drain devices on the bus."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input: SDA data is latched on its rising edge and output data is clocked out on its falling edge, and it must be forced high when the bus is idle or pulled high with an external pull-up."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write-protect input: connecting it to GND allows normal write operations, while connecting it to VCC inhibits writes to the full protected array; if left floating it is internally pulled down to GND."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply pin; the M-voltage option operates from 1.7 V to 3.6 V, and operation at invalid VCC voltages may produce spurious results and should not be attempted."
      }
    ],
    "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 pinout is taken from Table 2-1 (8-Lead TSSOP column) and applies to the TSSOP package. The order"
        ],
        "pages_sent": 20,
        "cost_usd": 0.0593,
        "at": "2026-11-05T22:21:56"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/1a563535bd94df754cd970c773821cbc.pdf",
        "pages": 42,
        "sha256": "6c4b94e343e571b1",
        "source_tier": "mfr"
      },
      "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": "at24c512c-xhm-b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2299fb3b85d686800712b24f5411cd4896ad7de29f3aab656d6dc1006211629b",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c512c-xhm-b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "281bd7edd9f5a2e86cdc43ae44ee0ae58b62a4afa158e89bedd2e5e835357697",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "ST",
      "source_page": 30,
      "D": {
        "nom_mm": 3,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "E1": {
        "nom_mm": 4.4,
        "range_mm": [
          4.3,
          4.5
        ]
      },
      "E": {
        "nom_mm": 6.4,
        "range_mm": [
          null,
          null
        ]
      },
      "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": "at24c512c-xhm-b.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TSSOP-8",
      "Category": "Interface ICs",
      "Pins": "8"
    },
    "appearance": {
      "contacts": {
        "quote": "8-Lead Plastic Small Outline (SN) - Narrow, 3.90 mm (.150 In.) Body [SOIC] © 2020 Microchip Technology Inc.",
        "page": 24,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "6c4b94e343e571b1128a806f4ab64814ab515ebc2a687a244a1527357068c9d2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6c4b94e343e571b1128a806f4ab64814ab515ebc2a687a244a1527357068c9d2",
      "rows": [
        {
          "name": "Temperature under bias",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
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          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "VCC supply voltage (absolute maximum)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6.25,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Voltage on any pin with respect to ground",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": 7,
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          "source": "datasheet"
        },
        {
          "name": "DC output current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "ESD protection",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "Printed as '> 4 kV'",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature (case), industrial range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Industrial Temperature Range",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "VCC power supply, low-voltage grade",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.7,
          "typ": null,
          "max": 5.5,
          "conditions": "Low-Voltage Grade",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "VCC power supply, standard-voltage grade",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "Standard-Voltage Grade",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Supply voltage (low-voltage grade)",
          "symbol": "VCC1",
          "kind": "electrical",
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          "min": 1.7,
          "typ": null,
          "max": 3.6,
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          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (standard-voltage grade)",
          "symbol": "VCC2",
          "kind": "electrical",
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          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Supply current, read",
          "symbol": "ICC1",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 3.6V, Read at 400 kHz",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Supply current, write",
          "symbol": "ICC1",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "VCC = 3.6V, Write at 400 kHz",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Supply current, read",
          "symbol": "ICC2",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "VCC = 5.0V, Read at 400 kHz",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Standby current",
          "symbol": "ISB1",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 1.7V, VIN = VCC or GND",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Standby current",
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          "conditions": "VCC = 3.6V, VIN = VCC or GND",
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        {
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          "symbol": "ISB2",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "VCC = 2.5V, VIN = VCC or VSS",
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          "source": "datasheet"
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        {
          "name": "Standby current",
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          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "VCC = 5.5V, VIN = VCC or VSS",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current",
          "symbol": "ILI",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.1,
          "max": 3,
          "conditions": "VIN = VCC or GND; VCC = 5.0V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current",
          "symbol": "ILO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.05,
          "max": 3,
          "conditions": "VOUT = VCC or GND; VCC = 5.0V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Input low level",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.6,
          "typ": null,
          "max": null,
          "conditions": "Note 2",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Output low level",
          "symbol": "VOL1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VCC = 1.7V, IOL = 0.15 mA",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Output low level",
          "symbol": "VOL2",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VCC = 3.0V, IOL = 2.1 mA",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Clock frequency, SCL (Fast Mode)",
          "symbol": "fSCL",
          "kind": "timing",
          "unit": "kHz",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Fast Mode, VCC = 1.7V to 2.5V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Clock frequency, SCL (Fast Mode Plus)",
          "symbol": "fSCL",
          "kind": "timing",
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          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "Fast Mode Plus, VCC = 2.5V to 5.5V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Clock pulse width low",
          "symbol": "tLOW",
          "kind": "timing",
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          "min": 1300,
          "typ": null,
          "max": null,
          "conditions": "Fast Mode, VCC = 1.7V to 2.5V",
          "source_page": 10,
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        },
        {
          "name": "Clock pulse width low",
          "symbol": "tLOW",
          "kind": "timing",
          "unit": "ns",
          "min": 500,
          "typ": null,
          "max": null,
          "conditions": "Fast Mode Plus, VCC = 2.5V to 5.5V",
          "source_page": 10,
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        },
        {
          "name": "Clock pulse width high",
          "symbol": "tHIGH",
          "kind": "timing",
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          "min": 600,
          "typ": null,
          "max": null,
          "conditions": "Fast Mode, VCC = 1.7V to 2.5V",
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          "source": "datasheet"
        },
        {
          "name": "Clock pulse width high",
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          "min": 400,
          "typ": null,
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          "conditions": "Fast Mode Plus, VCC = 2.5V to 5.5V",
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        {
          "name": "Clock low to data out valid",
          "symbol": "tAA",
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          "min": 50,
          "typ": null,
          "max": 900,
          "conditions": "Fast Mode, VCC = 1.7V to 2.5V",
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        {
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          "conditions": "Fast Mode Plus, VCC = 2.5V to 5.5V",
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        {
          "name": "Bus free time between stop and start",
          "symbol": "tBUF",
          "kind": "timing",
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          "min": 1300,
          "typ": null,
          "max": null,
          "conditions": "Fast Mode, VCC = 1.7V to 2.5V",
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        },
        {
          "name": "Bus free time between stop and start",
          "symbol": "tBUF",
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          "typ": null,
          "max": null,
          "conditions": "Fast Mode Plus, VCC = 2.5V to 5.5V",
          "source_page": 10,
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        },
        {
          "name": "Start hold time",
          "symbol": "tHD.STA",
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          "typ": null,
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          "conditions": "Fast Mode, VCC = 1.7V to 2.5V",
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        },
        {
          "name": "Start hold time",
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          "kind": "timing",
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          "min": 250,
          "typ": null,
          "max": null,
          "conditions": "Fast Mode Plus, VCC = 2.5V to 5.5V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Start set-up time",
          "symbol": "tSU.STA",
          "kind": "timing",
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