gokul/usb3-sd-hub

Engineering draft: four-layer, computer-powered USB 3 hub with one USB-C host socket, two USB-C and two USB-A accessory sockets, and a full-size SD slot. Board and three schematic previews are available. Routing and production checks are incomplete; not fabrication ready.

Version
0.1.5
License
MIT
Stars
0

cad/cad-check.json

{
  "source_snapshot_sha256": "98a037e022afaf39082ee8892fcf915a312a235a7ae46f1d66473dbf709fb54d",
  "units": "mm",
  "board_size_mm": [
    86,
    68,
    1.6
  ],
  "board_step_reimport_valid": true,
  "assembly_step_reimport_valid": true,
  "drill_count": 140,
  "included_components": 229,
  "nominal_standard_packages": [
    "Q_ILIM_SS",
    "Q_ILIM_CC",
    "U_RESET",
    "Y_HUB",
    "U_HUB_FLASH",
    "C_HOST",
    "C_VBUS",
    "R_ILIM_BASE",
    "R_ILIM_MID",
    "R_ILIM_LOW",
    "R_INPUT_FAULT",
    "R_HOST_SPEED",
    "R_HOST_CURRENT",
    "R_HOST_CURRENT3",
    "R_HOST_DIR",
    "R_UP_VSENSE",
    "C_UP_33",
    "C_UP_5",
    "C_UP_TXP",
    "C_UP_TXN",
    "C_CORE_IN",
    "C_CORE_OUT",
    "R_CORE_FB1",
    "R_CORE_FB2",
    "R_CORE_PG",
    "C_33_IN",
    "C_33_OUT",
    "R_33_FB1",
    "R_33_FB2",
    "R_RESET",
    "C_RESET",
    "R_HUB_BIAS",
    "R_HUB_CFG",
    "R_BC_DISABLE",
    "R_NON_REM",
    "R_SMB_SDA",
    "R_SMB_SCL",
    "R_VBUS_DET1",
    "R_VBUS_DET2",
    "C_HUB_X1",
    "C_HUB_X2",
    "C_POWER_LOGIC",
    "C_HUB_2",
    "C_HUB_5",
    "C_HUB_10",
    "C_HUB_17",
    "C_HUB_26",
    "C_HUB_27",
    "C_HUB_32",
    "C_HUB_39",
    "C_HUB_42",
    "C_HUB_47",
    "C_HUB_54",
    "C_HUB_59",
    "C_HUB_64",
    "C_HUB_72",
    "C_HUB_78",
    "C_HUB_83",
    "C_HUB_90",
    "C_HUB_93",
    "C_HUB_98",
    "R_LED_POWER",
    "LED_POWER",
    "R_D1_SENSE",
    "R_D1_ID",
    "R_D1_DIR",
    "C_D1_33",
    "C_D1_5",
    "R_D4_SENSE",
    "R_D4_ID",
    "R_D4_DIR",
    "C_D4_33",
    "C_D4_5",
    "R_P1_ILIM",
    "R_P1_CTRL",
    "C_P1_IN",
    "C_D1_TXP",
    "C_D1_TXN",
    "R_P2_ILIM",
    "R_P2_CTRL",
    "C_P2_IN",
    "C_D2_TXP",
    "C_D2_TXN",
    "R_P3_ILIM",
    "R_P3_CTRL",
    "C_P3_IN",
    "C_D3_TXP",
    "C_D3_TXN",
    "R_P4_ILIM",
    "R_P4_CTRL",
    "C_P4_IN",
    "C_D4_TXP",
    "C_D4_TXN",
    "C_ATTACH_INV",
    "C_ATTACH_AND",
    "C_FLASH",
    "R_LED_P1",
    "LED_P1",
    "R_LED_P2",
    "LED_P2",
    "R_LED_P3",
    "LED_P3",
    "R_LED_P4",
    "LED_P4",
    "U_SD_RESET",
    "Y_SD",
    "U_SD_EEPROM",
    "R_SD_CTRL",
    "R_SD_ILIM",
    "C_SD_IN",
    "C_SD_MAIN",
    "C_SD_18",
    "C_SD_PLL",
    "C_SD_33A",
    "C_SD_33B",
    "R_SD_BIAS",
    "R_SD_RESET",
    "C_SD_RESET",
    "R_SD_VBUS1",
    "R_SD_VBUS2",
    "C_SD_X1",
    "C_SD_X2",
    "R_SD_CLK",
    "C_CARD",
    "C_CARD_HF",
    "R_CARD_CD",
    "R_CARD_WP",
    "R_EEP_SDA",
    "R_EEP_SCL",
    "C_EEP",
    "R_PULL_SD_D0",
    "R_PULL_SD_D1",
    "R_PULL_SD_D2",
    "R_PULL_SD_D3",
    "R_PULL_SD_CMD",
    "C_SD_5",
    "C_SD_12",
    "C_SD_16",
    "C_SD_25",
    "C_SD_26",
    "C_SD_34",
    "C_SD_41",
    "C_SD_48",
    "R_LED_SD_POWER",
    "LED_SD_POWER",
    "R_CARD_LED",
    "LED_CARD_PRESENT"
  ],
  "omitted_components": [],
  "models": [
    {
      "reference": "U_HUB",
      "model_kind": "authored_nominal_model",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
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    },
    {
      "reference": "U_SD",
      "model_kind": "authored_nominal_model",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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      }
    },
    {
      "reference": "J_HOST",
      "model_kind": "authored_nominal_model",
      "bounds_mm": {
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        ],
        "max": [
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          23.64,
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        ]
      }
    },
    {
      "reference": "U_UP_MUX",
      "model_kind": "existing_supplier_step_model",
      "bounds_mm": {
        "min": [
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    },
    {
      "reference": "U_INPUT_LIMIT",
      "model_kind": "existing_supplier_step_model",
      "bounds_mm": {
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    },
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      "reference": "U_POWER_LOGIC",
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      "bounds_mm": {
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    },
    {
      "reference": "Q_ILIM_SS",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
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        ],
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          1.9000000000000001
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    },
    {
      "reference": "Q_ILIM_CC",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        "max": [
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          1.9000000000000001
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    },
    {
      "reference": "U_CORE_REG",
      "model_kind": "existing_supplier_step_model",
      "bounds_mm": {
        "min": [
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          28.9999999,
          0.7999999000000001
        ],
        "max": [
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          1.6110001000000003
        ]
      }
    },
    {
      "reference": "U_33_REG",
      "model_kind": "existing_supplier_step_model",
      "bounds_mm": {
        "min": [
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          0.7999999000000001
        ],
        "max": [
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        ]
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    },
    {
      "reference": "U_RESET",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -13.45,
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "Y_HUB",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "U_HUB_FLASH",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_HOST",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_VBUS",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_ILIM_BASE",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_ILIM_MID",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_ILIM_LOW",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_INPUT_FAULT",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_HOST_SPEED",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -19.75,
          26.25,
          0.8
        ],
        "max": [
          -18.75,
          26.75,
          1.3
        ]
      }
    },
    {
      "reference": "R_HOST_CURRENT",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -22.25,
          23.0,
          0.8
        ],
        "max": [
          -21.25,
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        ]
      }
    },
    {
      "reference": "R_HOST_CURRENT3",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
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          1.3
        ]
      }
    },
    {
      "reference": "R_HOST_DIR",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -21.5,
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          0.8
        ],
        "max": [
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          1.3
        ]
      }
    },
    {
      "reference": "R_UP_VSENSE",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -21.5,
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          0.8
        ],
        "max": [
          -20.5,
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        ]
      }
    },
    {
      "reference": "C_UP_33",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -24.5,
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          0.8
        ],
        "max": [
          -23.5,
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        ]
      }
    },
    {
      "reference": "C_UP_5",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -26.75,
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_UP_TXP",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -3.15,
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          0.8
        ],
        "max": [
          -2.65,
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        ]
      }
    },
    {
      "reference": "C_UP_TXN",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -4.15,
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        ],
        "max": [
          -3.65,
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        ]
      }
    },
    {
      "reference": "C_CORE_IN",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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          0.8
        ],
        "max": [
          -27.0,
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        ]
      }
    },
    {
      "reference": "L_CORE",
      "model_kind": "authored_nominal_model",
      "bounds_mm": {
        "min": [
          -24.75,
          24.25,
          0.8
        ],
        "max": [
          -20.75,
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          2.9000000000000004
        ]
      }
    },
    {
      "reference": "C_CORE_OUT",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -17.0,
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        ],
        "max": [
          -15.0,
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        ]
      }
    },
    {
      "reference": "R_CORE_FB1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_CORE_FB2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_CORE_PG",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_33_IN",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "L_33",
      "model_kind": "authored_nominal_model",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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      }
    },
    {
      "reference": "C_33_OUT",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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      }
    },
    {
      "reference": "R_33_FB1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_33_FB2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_RESET",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_RESET",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_HUB_BIAS",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_HUB_CFG",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_BC_DISABLE",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_NON_REM",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
          12.5,
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        ]
      }
    },
    {
      "reference": "R_SMB_SDA",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
          9.5,
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        ]
      }
    },
    {
      "reference": "R_SMB_SCL",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          8.5,
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_VBUS_DET1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -11.5,
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          0.8
        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "R_VBUS_DET2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -11.5,
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          0.8
        ],
        "max": [
          -10.5,
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        ]
      }
    },
    {
      "reference": "C_HUB_X1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -15.75,
          13.75,
          0.8
        ],
        "max": [
          -14.75,
          14.25,
          1.3
        ]
      }
    },
    {
      "reference": "C_HUB_X2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -14.5,
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          0.8
        ],
        "max": [
          -13.5,
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        ]
      }
    },
    {
      "reference": "C_POWER_LOGIC",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -18.5,
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          0.8
        ],
        "max": [
          -17.5,
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        ]
      }
    },
    {
      "reference": "C_HUB_2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -8.5,
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        "max": [
          -6.15,
          -7.5,
          1.3
        ]
      }
    },
    {
      "reference": "C_SD_IN",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -9.4,
          -10.25,
          0.8
        ],
        "max": [
          -8.4,
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          1.3
        ]
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    },
    {
      "reference": "C_SD_MAIN",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -9.0,
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        ],
        "max": [
          -7.0,
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        ]
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    },
    {
      "reference": "C_SD_18",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_SD_PLL",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -1.25,
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "C_SD_33A",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -1.8,
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        ],
        "max": [
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    },
    {
      "reference": "C_SD_33B",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
          -7.2,
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        ]
      }
    },
    {
      "reference": "R_SD_BIAS",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -4.25,
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        ],
        "max": [
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    },
    {
      "reference": "R_SD_RESET",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        "max": [
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    },
    {
      "reference": "C_SD_RESET",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          1.25,
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        ],
        "max": [
          2.25,
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        ]
      }
    },
    {
      "reference": "R_SD_VBUS1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          1.0,
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        ],
        "max": [
          2.0,
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      }
    },
    {
      "reference": "R_SD_VBUS2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          1.0,
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        ],
        "max": [
          2.0,
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        ]
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    },
    {
      "reference": "C_SD_X1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -7.75,
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        "max": [
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    },
    {
      "reference": "C_SD_X2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -1.25,
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        ],
        "max": [
          -0.25,
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      }
    },
    {
      "reference": "R_SD_CLK",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -12.5,
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        ],
        "max": [
          -11.5,
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      }
    },
    {
      "reference": "C_CARD",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -17.0,
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        ],
        "max": [
          -15.0,
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        ]
      }
    },
    {
      "reference": "C_CARD_HF",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -20.5,
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        ],
        "max": [
          -19.5,
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        ]
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    },
    {
      "reference": "R_CARD_CD",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -35.5,
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        ],
        "max": [
          -34.5,
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        ]
      }
    },
    {
      "reference": "R_CARD_WP",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -33.25,
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        ],
        "max": [
          -32.25,
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        ]
      }
    },
    {
      "reference": "R_EEP_SDA",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          3.0,
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        ],
        "max": [
          4.0,
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        ]
      }
    },
    {
      "reference": "R_EEP_SCL",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          5.25,
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        ],
        "max": [
          6.25,
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        ]
      }
    },
    {
      "reference": "C_EEP",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          7.5,
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        ],
        "max": [
          8.5,
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        ]
      }
    },
    {
      "reference": "R_PULL_SD_D0",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -28.5,
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        "max": [
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        ]
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    },
    {
      "reference": "R_PULL_SD_D1",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -26.25,
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        ],
        "max": [
          -25.25,
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      }
    },
    {
      "reference": "R_PULL_SD_D2",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -24.0,
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        "max": [
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        ]
      }
    },
    {
      "reference": "R_PULL_SD_D3",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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    },
    {
      "reference": "R_PULL_SD_CMD",
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      "bounds_mm": {
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    },
    {
      "reference": "C_SD_5",
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      "bounds_mm": {
        "min": [
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    },
    {
      "reference": "C_SD_12",
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      "bounds_mm": {
        "min": [
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    },
    {
      "reference": "C_SD_16",
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      "bounds_mm": {
        "min": [
          -5.5,
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        ],
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        ]
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    },
    {
      "reference": "C_SD_25",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -1.8,
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    },
    {
      "reference": "C_SD_26",
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        "min": [
          0.34999999999999987,
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    },
    {
      "reference": "C_SD_34",
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      "bounds_mm": {
        "min": [
          0.6000000000000001,
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        ],
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    },
    {
      "reference": "C_SD_41",
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        ],
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    },
    {
      "reference": "C_SD_48",
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        "min": [
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        ],
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    },
    {
      "reference": "D_SD_1",
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        "min": [
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          -28.498999899999998,
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      "reference": "D_SD_2",
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    },
    {
      "reference": "D_SD_3",
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    },
    {
      "reference": "D_SD_4",
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      "bounds_mm": {
        "min": [
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    },
    {
      "reference": "D_SD_5",
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      "bounds_mm": {
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    },
    {
      "reference": "D_SD_6",
      "model_kind": "existing_supplier_step_model",
      "bounds_mm": {
        "min": [
          -27.7000001,
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        "max": [
          -26.698999899999997,
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    },
    {
      "reference": "R_LED_SD_POWER",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -39.8,
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        ],
        "max": [
          -38.8,
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        ]
      }
    },
    {
      "reference": "LED_SD_POWER",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -36.8,
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        ],
        "max": [
          -35.199999999999996,
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        ]
      }
    },
    {
      "reference": "R_CARD_LED",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
          -36.5,
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        ],
        "max": [
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        ]
      }
    },
    {
      "reference": "LED_CARD_PRESENT",
      "model_kind": "nominal_standard_package_envelope",
      "bounds_mm": {
        "min": [
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        ],
        "max": [
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        ]
      }
    }
  ],
  "fabrication_ready": false,
  "limitations": [
    "Copper, solder and internal contact springs omitted",
    "Authored connector solids and standard package bodies are nominal, not tolerance-qualified",
    "Supplier models are included only when available in supplier-cad-models beside the snapshot",
    "Final routed manufacturing release and mechanical qualification remain incomplete"
  ]
}