PCA9306

{
  "schema_version": 1,
  "type": "component",
  "slug": "pca9306",
  "title": "PCA9306",
  "brief": "TI dual bidirectional I2C/SMBus voltage-level translator, VSSOP-8. 1.0-3.6 V to 1.8-5.5 V, no direction pin. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "level-translator",
    "level-shifter",
    "i2c",
    "vssop-8",
    "texas-instruments"
  ],
  "component": {
    "mpn": "PCA9306",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "I2C level translator",
    "datasheet": "https://www.ti.com/lit/ds/symlink/pca9306.pdf",
    "parts": {
      "symbol": "pca9306.kicad_sym",
      "footprint": "pca9306.kicad_mod",
      "model_3d": "pca9306-etched.glb",
      "model_3d_plain": "pca9306.glb",
      "model_3d_step": "pca9306-etched.step",
      "model_3d_step_plain": "pca9306.step",
      "lbr": "pca9306.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, 0 V reference for the device."
      },
      {
        "number": "2",
        "name": "VREF1",
        "type": "power_in",
        "description": "Low-voltage-side reference supply voltage for SCL1 and SDA1. Recommended operating range 0 V to 5.5 V; supports translation from 1.2 V up to (VREF2 - 0.6 V)."
      },
      {
        "number": "3",
        "name": "SCL1",
        "type": "bidirectional",
        "description": "Serial clock, low-voltage side. Open-drain I2C/SMBus clock line referenced to VREF1. High-impedance when EN is low."
      },
      {
        "number": "4",
        "name": "SDA1",
        "type": "bidirectional",
        "description": "Serial data, low-voltage side. Open-drain I2C/SMBus data line referenced to VREF1. High-impedance when EN is low."
      },
      {
        "number": "5",
        "name": "SDA2",
        "type": "bidirectional",
        "description": "Serial data, high-voltage side. Open-drain I2C/SMBus data line referenced to VREF2. High-impedance when EN is low."
      },
      {
        "number": "6",
        "name": "SCL2",
        "type": "bidirectional",
        "description": "Serial clock, high-voltage side. Open-drain I2C/SMBus clock line referenced to VREF2. High-impedance when EN is low."
      },
      {
        "number": "7",
        "name": "VREF2",
        "type": "power_in",
        "description": "High-voltage-side reference supply voltage for SCL2 and SDA2. Recommended operating range 0 V to 5.5 V; must be between VREF1 + 0.6 V and 5.5 V for translation."
      },
      {
        "number": "8",
        "name": "EN",
        "type": "input",
        "description": "Switch enable input. When high, the translator switch is ON and SCL1/SDA1 connect to SCL2/SDA2. When low, the switch is off and all I/Os are high-impedance (also isolates the bus, e.g. a 400-kHz bus from a 100-kHz bus)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/pca9306.pdf",
        "pages": 38,
        "sha256": "1cd97c734729f2bf",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Type": "Dual bidirectional I2C/SMBus level translator",
      "Low side": "1.0-3.6 V",
      "High side": "1.8-5.5 V",
      "Channels": "2 (SCL, SDA)",
      "Direction control": "None (pass-transistor)",
      "Enable": "EN pin isolates buses",
      "Package": "VSSOP-8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "pca9306",
    "i2c level shifter",
    "voltage translator i2c",
    "3.3v to 5v i2c"
  ],
  "discovery_pitch": "TI PCA9306 dual bidirectional I2C level translator (VSSOP-8) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pca9306.kicad_sym",
    "pca9306.kicad_mod",
    "pca9306.glb",
    "pca9306.step",
    "pca9306.lbr",
    "docs/hero.png",
    "docs/pca9306-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pca9306-etched.step"
  ],
  "variants": [
    {
      "mpn": "PCA9306DCUR (VSSOP-8, tape & reel)",
      "kind": "packaging"
    },
    {
      "mpn": "PCA9306DCUT (VSSOP-8, small reel)",
      "kind": "packaging"
    },
    {
      "mpn": "PCA9306DQER (X2SON-8)",
      "kind": "packaging"
    }
  ]
}