W25Q16JV 16Mbit SPI Flash

{
  "schema_version": 1,
  "type": "component",
  "slug": "w25q16",
  "title": "W25Q16JV 16Mbit SPI Flash",
  "brief": "16 Mbit (2 MB) serial NOR flash with Standard/Dual/Quad SPI up to 133 MHz.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "flash",
    "spi",
    "nor",
    "memory",
    "quad-spi",
    "winbond",
    "soic-8"
  ],
  "component": {
    "mpn": "W25Q16JV",
    "manufacturer": "Winbond",
    "package": "SOIC-8 (208 mil)",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "SPI NOR Flash",
    "datasheet": "https://www.winbond.com/resource-files/w25q16jv%20spi%20revd%2008122016.pdf",
    "parts": {
      "symbol": "w25q16.kicad_sym",
      "footprint": "w25q16.kicad_mod",
      "model_3d": "w25q16-etched.glb",
      "model_3d_plain": "w25q16.glb",
      "lbr": "w25q16.lbr",
      "model_3d_step": "w25q16-etched.step",
      "model_3d_step_plain": "w25q16.step"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "/CS",
        "type": "input",
        "description": "Chip Select input (active low). When /CS is high the device is deselected and DO/IOx are high-impedance; when brought low the device is selected and instructions can be issued. A pull-up resistor on /CS is recommended to hold it high during power-up."
      },
      {
        "number": "2",
        "name": "DO/IO1",
        "type": "bidirectional",
        "description": "Serial Data Output (Standard SPI); becomes bidirectional IO1 in Dual/Quad SPI mode. Data is shifted out on the falling edge of CLK."
      },
      {
        "number": "3",
        "name": "IO2",
        "type": "bidirectional",
        "description": "Data Input/Output 2, used only for Quad SPI instructions. In Standard/Dual SPI mode this pin may be used as /WP (write protect) depending on QE status register bit."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0V) for the device."
      },
      {
        "number": "5",
        "name": "DI/IO0",
        "type": "bidirectional",
        "description": "Serial Data Input (Standard SPI); becomes bidirectional IO0 in Dual/Quad SPI mode. Instructions, addresses and data are shifted in on the rising edge of CLK."
      },
      {
        "number": "6",
        "name": "CLK",
        "type": "input",
        "description": "SPI Serial Clock Input. Provides the timing reference for all serial input/output operations. Supports up to 133MHz."
      },
      {
        "number": "7",
        "name": "IO3",
        "type": "bidirectional",
        "description": "Data Input/Output 3, used only for Quad SPI instructions. In Standard/Dual SPI mode this pin may be used as /HOLD or /RESET depending on the QE status register bit."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 2.7V to 3.6V. Recommended decoupling: 100nF ceramic close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.winbond.com/resource-files/w25q16jv%20spi%20revd%2008122016.pdf",
        "pages": 74,
        "sha256": "97430b7ae9fc3758",
        "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": "w25q16.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          5.3,
          2.16
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "121aee742692bb7bc9ef49972786ecb89d1b2d62ab089ed278651a884c800331",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "w25q16-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          5.3,
          2.16
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "64fe46c2729c3bb04ae2f52cc1071f31fd0420ff1041441a3605c9a2284c0899",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Density": "16 Mbit (2 MB)",
      "Interface": "SPI: Standard / Dual / Quad",
      "Max clock": "133 MHz (Quad up to 532 MHz equivalent)",
      "Page size": "256 bytes",
      "Sector / block": "4 KB sector, 32 KB / 64 KB block",
      "Supply voltage": "2.7 V to 3.6 V",
      "Endurance": "100,000 erase/program cycles",
      "Operating temperature": "-40 C to 85 C"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "SPI flash",
    "QSPI NOR",
    "firmware storage",
    "code shadow memory",
    "2MB flash"
  ],
  "discovery_pitch": "A 16 Mbit QSPI NOR flash for firmware, fonts, or data storage next to almost any MCU.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "w25q16.kicad_sym",
    "w25q16.kicad_mod",
    "w25q16.glb",
    "w25q16.lbr",
    "docs/hero.png",
    "docs/w25q16-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "w25q16-etched.step"
  ],
  "variants": [
    {
      "mpn": "W25Q16JVSNIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVSSIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVSTIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVUXIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVZPIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVUUIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVXGIQ",
      "kind": "unknown"
    },
    {
      "mpn": "W25Q16JVBYIQ",
      "kind": "unknown"
    }
  ]
}