main
Ray Set visibility: public 746341e 12d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "br24g1mfj-3agte2",
  "title": "BR24G1MFJ-3AGTE2",
  "brief": "ROHM Semicon EEPROM, SOIC-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",
    "memory",
    "br24g1mfj-3agte2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BR24G1MFJ-3AGTE2",
    "manufacturer": "ROHM Semicon",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f1f619452233b27cb6f2734d6e4de5cd.pdf",
    "parts": {
      "symbol": "br24g1mfj-3agte2.kicad_sym",
      "footprint": "br24g1mfj-3agte2.kicad_mod",
      "model_3d": "br24g1mfj-3agte2-hero.glb",
      "model_3d_plain": "br24g1mfj-3agte2-etched.glb",
      "model_3d_step": "br24g1mfj-3agte2-etched.step",
      "model_3d_step_plain": "br24g1mfj-3agte2.step",
      "lbr": "br24g1mfj-3agte2.lbr"
    },
    "distributor_links": {
      "lcsc": "C559613",
      "digikey": "BR24G1MFJ-3AGTE2TR-ND",
      "mouser": "755-BR24G1MFJ-3AGTE2"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T19:54:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "BR24G1MFJ-3AGTE2TR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "755-BR24G1MFJ-3AGTE2",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Slave address setting on the BR24G128/256-3A; on the BR24G1M-3A it is 'Don't use' and may be set to H, L or Hi-Z, while A0 to A2 must not be left open when used for addressing."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Slave address setting input, which must not be left open."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Slave address setting input, which must not be left open."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Reference voltage for all inputs and outputs, 0V."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data input and output for the I2C bus."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input for the I2C bus; inputs are read on the rising edge of SCL and data is output in sync with its falling edge."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write protect terminal that controls write operations, with setup and hold timing given for write execution and write cancel."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Connect the power source; the single supply operates from 1.7V to 5.5V."
      }
    ],
    "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 MPN suffix 'FJ' maps to SOP-J8 in the datasheet lineup (e.g. BR24G128FJ-3A = SOP-J8), while the ; The provided lineup table lists package options only for the BR24G128 family. The text does not conf; For the BR24G1M-3A (the 1 Mbit device in the MPN), pin 1 (A0) is 'Don't use' and not a slave address"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0462,
        "at": "2026-10-30T19:54:14"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/f1f619452233b27cb6f2734d6e4de5cd.pdf",
        "pages": 39,
        "sha256": "6725fe7432ff934c",
        "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": "br24g1mfj-3agte2.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "br24g1mfj-3agte2-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": "12311074bd6660034d469fb68e09fa585d1da74e8349125ab5abc9a321c8be38",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ROHM Semicon",
      "Package": "SOIC-8",
      "Category": "Memory",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6725fe7432ff934cce3589df4b6fb70ed0eebe010185961fe5b6883ceeb070d8",
      "rows": [
        {
          "name": "Power Source Voltage",
          "symbol": "Vcc",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "Vcc",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input / Output Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Max not over 6.5V; min -1.0V when pulse width is 50ns or less",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation (SOP-J8)",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.45,
          "conditions": "Derate by 4.5mW/°C when operating above Ta=25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "Tjmax",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "Junction temperature at the storage condition",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Electrostatic discharge voltage (human body model)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "Human body model",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Write Cycles",
          "symbol": "",
          "kind": "electrical",
          "unit": "Times",
          "min": 1000000,
          "typ": null,
          "max": null,
          "conditions": "Ta=25°C, Vcc=1.7V to 5.5V; not 100% tested",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Data Retention",
          "symbol": "",
          "kind": "electrical",
          "unit": "Years",
          "min": 40,
          "typ": null,
          "max": null,
          "conditions": "Ta=25°C, Vcc=1.7V to 5.5V; not 100% tested",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage 1",
          "symbol": "VIL1",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Ta=-40°C to +85°C, Vcc=1.7V to 5.5V; min -1.0V when pulse width is 50ns or less",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage 1 (SDA)",
          "symbol": "VOL1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "IOL=3.0mA, 2.5V≤Vcc≤5.5V (SDA)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage 2 (SDA)",
          "symbol": "VOL2",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "IOL=0.7mA, 1.7V≤Vcc<2.5V (SDA)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current",
          "symbol": "ILI",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VIN=0 to Vcc",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Leakage Current (SDA)",
          "symbol": "ILO",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VOUT=0 to Vcc (SDA)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Current (Write), BR24G1M-3A",
          "symbol": "ICC1",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 4.5,
          "conditions": "VCC=5.5V, fSCL=1MHz, tWR=5ms, Byte write, Page write",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Current (Read)",
          "symbol": "ICC2",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "VCC=5.5V, fSCL=1MHz, Random read, current read, sequential read",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Standby Current, BR24G1M-3A",
          "symbol": "ISB",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "VCC=5.5V, SDA, SCL=Vcc, A0, A1, A2=GND, WP=GND",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clock Frequency",
          "symbol": "fSCL",
          "kind": "timing",
          "unit": "kHz",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Data Clock HIGH Period",
          "symbol": "tHIGH",
          "kind": "timing",
          "unit": "µs",
          "min": 0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Data Clock LOW Period",
          "symbol": "tLOW",
          "kind": "timing",
          "unit": "µs",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SDA, SCL (INPUT) Rise Time",
          "symbol": "tR",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 0.12,
          "conditions": "Not 100% tested",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SDA, SCL (INPUT) Fall Time",
          "symbol": "tF1",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 0.12,
          "conditions": "Not 100% tested",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SDA (OUTPUT) Fall Time",
          "symbol": "tF2",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 0.12,
          "conditions": "Not 100% tested",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Start Condition Hold Time",
          "symbol": "tHD:STA",
          "kind": "timing",
          "unit": "µs",
          "min": 0.25,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Start Condition Setup Time",
          "symbol": "tSU:STA",
          "kind": "timing",
          "unit": "µs",
          "min": 0.2,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Data Hold Time",
          "symbol": "tHD:DAT",
          "kind": "timing",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Data Setup Time",
          "symbol": "tSU:DAT",
          "kind": "timing",
          "unit": "ns",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Data Delay Time",
          "symbol": "tPD",
          "kind": "timing",
          "unit": "µs",
          "min": 0.05,
          "typ": null,
          "max": 0.45,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Data Hold Time",
          "symbol": "tDH",
          "kind": "timing",
          "unit": "µs",
          "min": 0.05,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Stop Condition Setup Time",
          "symbol": "tSU:STO",
          "kind": "timing",
          "unit": "µs",
          "min": 0.25,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Bus Free Time",
          "symbol": "tBUF",
          "kind": "timing",
          "unit": "µs",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Write Cycle Time",
          "symbol": "tWR",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Noise Spike Width (SDA, SCL)",
          "symbol": "tI",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 0.05,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "WP Hold Time",
          "symbol": "tHD:WP",
          "kind": "timing",
          "unit": "µs",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "WP Setup Time",
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          "kind": "timing",
          "unit": "µs",
          "min": 0.1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "WP High Period",
          "symbol": "tHIGH:WP",
          "kind": "timing",
          "unit": "µs",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "BR24G1MFJ-3AGTE2 (ROHM Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
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