BM8563ESA

{
  "schema_version": 1,
  "type": "component",
  "slug": "bm8563esa",
  "title": "BM8563ESA",
  "brief": "GATEMODE Real-time Clocks (RTC), SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "rtc",
    "bm8563esa"
  ],
  "component": {
    "mpn": "BM8563ESA",
    "manufacturer": "GATEMODE",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "RTC",
    "subcategory": "Real-time Clocks (RTC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/17751eb9d33a03cc13269b3bcdbd2a70.pdf",
    "parts": {
      "symbol": "bm8563esa.kicad_sym",
      "footprint": "bm8563esa.kicad_mod",
      "model_3d": "bm8563esa-etched.glb",
      "model_3d_plain": "bm8563esa.glb",
      "model_3d_step": "bm8563esa-etched.step",
      "model_3d_step_plain": "bm8563esa.step",
      "lbr": "bm8563esa.lbr"
    },
    "distributor_links": {
      "lcsc": "C269877"
    },
    "pins": [
      {
        "number": "1",
        "name": "OSCI",
        "type": "input",
        "description": "Oscillator input. Connect to one terminal of a 32.768 kHz quartz crystal (Rs <= 40 kOhm, CL = 8 pF typical). External trimmer capacitance 5-25 pF may be added on OSCI."
      },
      {
        "number": "2",
        "name": "OSCO",
        "type": "output",
        "description": "Oscillator output. Connect to the other terminal of the 32.768 kHz quartz crystal. On-chip integrated capacitance is typically 25 pF (15-35 pF)."
      },
      {
        "number": "3",
        "name": "INT",
        "type": "output",
        "description": "Interrupt output, open-drain, active LOW. Asserts on alarm (AF) or timer (TF) events when the corresponding AIE/TIE enable is set; requires an external pull-up. Sink capability 1 mA at VOL = 0.4 V, VDD = 5 V."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground (0 V) reference for the device."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C-bus serial data input/output. Open-drain; requires external pull-up. Supports standard (100 kHz) and fast (400 kHz) modes. Output sink current 3 mA at VOL = 0.4 V, VDD = 5 V. Slave address: read A3h / write A2h."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "I2C-bus serial clock input. Maximum 400 kHz. Input thresholds VIL <= 0.3 VDD, VIH >= 0.7 VDD."
      },
      {
        "number": "7",
        "name": "CLKOUT",
        "type": "output",
        "description": "Programmable clock output, open-drain. Selectable 32.768 kHz (default), 1.024 kHz, 32 Hz, or 1 Hz via the CLKOUT_control register (0Dh); high-impedance when disabled. Requires external pull-up; sink capability 1 mA at VOL = 0.4 V, VDD = 5 V."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage. 1.2 V to 5.5 V for clock data integrity; 1.8 V to 5.5 V for active I2C interface (up to 400 kHz). Typical low-power current 0.5 uA at VDD = 3.0 V, 25 degC. Absolute max +6.5 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/17751eb9d33a03cc13269b3bcdbd2a70.pdf",
        "pages": 29,
        "sha256": "636c5bb2af64a7e3",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "bm8563esa.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bm8563esa-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "af07fb757fd37f63e5c3e2de7fd117cf17277a9aa34a4d1e0635aa9d8cb25089",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GATEMODE",
      "Package": "SOP-8",
      "Category": "RTC",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bm8563esa"
  ],
  "discovery_pitch": "BM8563ESA (GATEMODE) 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",
    "bm8563esa.kicad_sym",
    "bm8563esa.kicad_mod",
    "bm8563esa.glb",
    "bm8563esa.step",
    "bm8563esa-etched.step",
    "bm8563esa.lbr",
    "docs/hero.png",
    "docs/bm8563esa-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:59:18.962Z"
}