25LC128T-I

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  "slug": "25lc128t-i",
  "title": "25LC128T-I",
  "brief": "Microchip Tech EEPROM, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "mpn": "25LC128T-I",
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    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
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    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip Select input: a low level selects the device, while a high level deselects it and forces it into Standby mode."
      },
      {
        "number": "2",
        "name": "SO",
        "type": "output",
        "description": "Serial Data Output: data shift out after the falling edge of SCK during a read, and SO goes high-impedance when the device is deselected."
      },
      {
        "number": "3",
        "name": "WP",
        "type": "input",
        "description": "Write-Protect input: with WPEN set, a low level disables writes to the nonvolatile STATUS register bits, and the pin is blocked when WPEN is low."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "SI",
        "type": "input",
        "description": "Serial Data Input that receives instructions, addresses and data, latched on the rising edge of SCK."
      },
      {
        "number": "6",
        "name": "SCK",
        "type": "input",
        "description": "Serial Clock input that synchronizes communication: SI is latched on its rising edge and SO updates after its falling edge."
      },
      {
        "number": "7",
        "name": "HOLD",
        "type": "input",
        "description": "Hold input that must be held high when unused; pulling it low while SCK is low suspends serial communication and tri-states SO."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; the 25LC128 operates from 2.5V to 5.5V per the Device Selection Table."
      }
    ],
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        "at": "2026-10-18T23:38:27"
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      "Package": "SOIC-8",
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