0hmX/mt41k512m8da-107-it-p-fanout

This code defines the physical footprint, routing, and layout configuration for a DDR3 memory module using surface-mount pads, vias, and copper traces on a printed circuit board (PCB).
Version: 0.2.3
License: unset
Stars: 0
src/generated/inward_north.metrics.json

PCB
Schematic
{
  "profile": "inward_north",
  "paddingMm": 1,
  "paddingReference": "component body",
  "packageBodyMm": {
    "width": 8,
    "height": 10.5
  },
  "breakoutSizeMm": {
    "width": 10,
    "height": 12.5
  },
  "stackupAssumptions": {
    "status": "placeholder-not-impedance-verified",
    "boardThicknessMm": 1.6,
    "copperThicknessMm": 0.035,
    "dielectricEr": 4.2,
    "copperCenterDepthMm": {
      "top": 0,
      "inner1": 0.2,
      "inner2": 1.4,
      "bottom": 1.6
    },
    "targetSingleEndedOhms": 50,
    "targetDifferentialOhms": 100
  },
  "matchingBasis": "planar centerline length; layer/via delay and impedance unverified",
  "groupMetrics": {
    "byte": {
      "terminals": [
        "DQ0",
        "DQ1",
        "DQ2",
        "DQ3",
        "DQ4",
        "DQ5",
        "DQ6",
        "DQ7",
        "DM",
        "DQS_P",
        "DQS_N"
      ],
      "targetPlanarLengthMm": 4.630804210423715,
      "skewMm": 1.7763568394002505e-15
    },
    "addressControlClock": {
      "terminals": [
        "A0",
        "A1",
        "A2",
        "A3",
        "A4",
        "A5",
        "A6",
        "A7",
        "A8",
        "A9",
        "A10",
        "A11",
        "A12",
        "A13",
        "A14",
        "A15",
        "BA0",
        "BA1",
        "BA2",
        "CS_N",
        "RAS_N",
        "CAS_N",
        "WE_N",
        "CKE",
        "ODT",
        "RESET_N",
        "CK_P",
        "CK_N"
      ],
      "targetPlanarLengthMm": 4.630856815546138,
      "skewMm": 3.552713678800501e-15
    }
  },
  "pairMetrics": [
    {
      "positive": "DQS_P",
      "negative": "DQS_N",
      "layer": "inner1",
      "gapMm": 0.2,
      "pairedTailLengthMm": 0.9600770000000001,
      "convergenceStartAbsXmm": 3.8,
      "minConvergenceViaClearanceMm": 1.5588305849052406,
      "skewMm": 8.881784197001252e-16
    },
    {
      "positive": "CK_P",
      "negative": "CK_N",
      "layer": "inner1",
      "gapMm": 0.2,
      "pairedTailLengthMm": 0.9599499999999992,
      "convergenceStartAbsXmm": 3.8,
      "minConvergenceViaClearanceMm": 1.5588639868808116,
      "skewMm": 0
    }
  ],
  "padCount": 78,
  "savedTraceCount": 72,
  "throughViaCount": 50,
  "topOnlyRouteCount": 22,
  "unroutedBalls": [
    "F1",
    "H1",
    "A3",
    "A7",
    "F9",
    "H9"
  ],
  "traceWidthMm": 0.12,
  "viaCopperMm": 0.45,
  "viaDrillMm": 0.2,
  "minForeignCopperClearanceMm": 0.1148459999999997,
  "minEscapeLengthMm": 1.8001079999999998,
  "maxEscapeLengthMm": 4.630856815546138,
  "dqDmDqsEscapeSkewMm": 1.7763568394002505e-15,
  "dqsPairEscapeSkewMm": 8.881784197001252e-16,
  "clockPairEscapeSkewMm": 0,
  "lengthsMm": {
    "VSS_A1": 1.8001079999999998,
    "VSS_B1": 1.8001079999999998,
    "VDDQ_C1": 1.8001079999999998,
    "VSSQ_D1": 1.8001079999999998,
    "VREFDQ": 1.8001079999999998,
    "ODT": 4.630856815546138,
    "VSS_J1": 1.8001079999999998,
    "VDD_K1": 1.8001079999999998,
    "VSS_L1": 1.8001079999999998,
    "VDD_M1": 1.8001079999999998,
    "VSS_N1": 1.8001079999999998,
    "VDD_A2": 3.731324849898476,
    "VSSQ_B2": 3.731324849898474,
    "DQ2": 4.6308042104237135,
    "DQ6": 4.6308042104237135,
    "VDDQ_E2": 3.7313248498984755,
    "VSS_F2": 3.7313248498984755,
    "VDD_G2": 3.731324849898476,
    "CS_N": 4.630856815546135,
    "BA0": 4.630856815546135,
    "A3": 4.630856815546134,
    "A5": 4.630856815546135,
    "A7": 4.630856815546134,
    "RESET_N": 4.630856815546134,
    "DQ0": 4.6308042104237135,
    "DQS_P": 4.630804210423715,
    "DQS_N": 4.630804210423714,
    "DQ4": 4.630804210423715,
    "RAS_N": 4.630856815546137,
    "CAS_N": 4.630856815546135,
    "WE_N": 4.630856815546135,
    "BA2": 4.630856815546137,
    "A0": 4.630856815546136,
    "A2": 4.630856815546137,
    "A9": 4.630856815546136,
    "A13": 4.630856815546137,
    "DM": 4.6308042104237135,
    "DQ1": 4.630804210423715,
    "VDD_D7": 4.531424849898475,
    "DQ7": 4.630804210423715,
    "CK_P": 4.630856815546137,
    "CK_N": 4.630856815546137,
    "A10": 4.630856815546135,
    "A15": 4.630856815546137,
    "A12": 4.630856815546136,
    "A1": 4.630856815546137,
    "A11": 4.630856815546136,
    "A14": 4.630856815546137,
    "VSS_A8": 3.731324849898476,
    "VSSQ_B8": 3.731324849898474,
    "DQ3": 4.6308042104237135,
    "VSS_D8": 3.731324849898475,
    "DQ5": 4.6308042104237135,
    "VSS_F8": 3.7313248498984755,
    "VDD_G8": 3.731324849898476,
    "ZQ": 3.7313248498984755,
    "VREFCA": 3.7313248498984755,
    "BA1": 4.630856815546134,
    "A4": 4.630856815546135,
    "A6": 4.630856815546134,
    "A8": 4.630856815546134,
    "VDD_A9": 1.8001079999999998,
    "VDDQ_B9": 1.8001079999999998,
    "VSSQ_C9": 1.8001079999999998,
    "VSSQ_D9": 1.8001079999999998,
    "VDDQ_E9": 1.8001079999999998,
    "CKE": 4.630856815546138,
    "VSS_J9": 1.8001079999999998,
    "VDD_K9": 1.8001079999999998,
    "VSS_L9": 1.8001079999999998,
    "VDD_M9": 1.8001079999999998,
    "VSS_N9": 1.8001079999999998
  }
}
src/generated/inward_north.metrics.json

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