main
Ray Set visibility: public e8fdd06 16d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "sg-8018ce-20-000000mhz-tjhsa",
  "title": "SG-8018CE 20.000000MHz TJHSA",
  "brief": "Seiko Epson Programmable Oscillators, SMD3225-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "crystals, oscillators, resonators",
    "sg-8018ce 20.000000mhz tjhsa",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SG-8018CE 20.000000MHz TJHSA",
    "manufacturer": "Seiko Epson",
    "package": "SMD3225-4P",
    "pin_count": 4,
    "category": "Crystals, Oscillators, Resonators",
    "subcategory": "Programmable Oscillators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588934115432914944",
    "parts": {
      "symbol": "sg-8018ce-20-000000mhz-tjhsa.kicad_sym",
      "footprint": "sg-8018ce-20-000000mhz-tjhsa.kicad_mod",
      "model_3d": "sg-8018ce-20-000000mhz-tjhsa-hero.glb",
      "model_3d_plain": "sg-8018ce-20-000000mhz-tjhsa-etched.glb",
      "model_3d_step": "sg-8018ce-20-000000mhz-tjhsa-etched.step",
      "model_3d_step_plain": "sg-8018ce-20-000000mhz-tjhsa.step",
      "lbr": "sg-8018ce-20-000000mhz-tjhsa.lbr"
    },
    "distributor_links": {
      "lcsc": "C390485",
      "digikey": "SG-8018CE20.000000MHZTJHSA-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T09:01:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "SG-8018CE20.000000MHZTJHSA-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ST",
        "type": "input",
        "description": "Standby control input for the S (Standby) function variant: High gives the specified frequency output on OUT, and Low forces OUT low (weak pull-down) and puts the device in standby with supply current reduced to I_std, with VIH at 70% VCC min and VIL at 30% VCC max."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference; the 0.1 µF capacitor between VCC and GND should be placed on the device side of the PCB as close to the device as possible with short wiring."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "CMOS clock output with VOH min 90% VCC and VOL max 10% VCC, specified for a maximum load of 15 pF."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input, rated 1.62 V to 3.63 V, with a 0.1 µF decoupling capacitor to GND recommended for optimum jitter."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 1 is shared by OE and ST in the datasheet pin table. The MPN 'SG-8018CE 20.000000MHz TJHSA' deco; The datasheet gives the package as 3.2 x 2.5 mm, 4 pins (CE model). It does not use the name 'SMD322"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0452,
        "at": "2026-10-15T09:01:39"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588934115432914944",
        "pages": 8,
        "sha256": "e88ada67e9e8e3c9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.501,
          0.64
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.001,
        "footprint_binding": "identity",
        "sha256": "d2a89df82ee5f0f56ef23ee59c8161b8d4e92af2b21959d72778316dde3f9f22",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sg-8018ce-20-000000mhz-tjhsa-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "footprint_binding": "identity",
        "sha256": "a7ba2a55a46dcdbc30bf1c5a0f67919673673eb62dd92b4abf77cda74cee31af",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Seiko Epson",
      "Package": "SMD3225-4P",
      "Category": "Crystals, Oscillators, Resonators",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e88ada67e9e8e3c9326e09515e93b080856702be5f31cf03cdb027712d3cbfaa",
      "rows": [
        {
          "name": "Frequency tolerance (J: ±50 × 10-6)",
          "symbol": "f_tol",
          "kind": "tolerance",
          "unit": "× 10-6",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "T_use = -40 ºC ~ +105 ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage VCC (rated range)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.62,
          "typ": null,
          "max": 3.63,
          "conditions": "",
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        },
        {
          "name": "Output frequency range",
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          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0.67,
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          "max": 170,
          "conditions": "",
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        },
        {
          "name": "Operating temperature",
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          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
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        },
        {
          "name": "Storage temperature",
          "symbol": "T_stg",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Storage as single product.",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (max), VCC 1.62 V ~ 1.98 V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3.2,
          "conditions": "VCC 1.62 V ~ 1.98 V; T_use = +105 ºC; No load, fO = 20 MHz",
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          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (max), VCC 1.98 V ~ 2.20 V",
          "symbol": "ICC",
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          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3.3,
          "conditions": "VCC 1.98 V ~ 2.20 V; T_use = +105 ºC; No load, fO = 20 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (max), VCC 2.20 V ~ 2.80 V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3.4,
          "conditions": "VCC 2.20 V ~ 2.80 V; T_use = +105 ºC; No load, fO = 20 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (max), VCC 2.70 V ~ 3.63 V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3.5,
          "conditions": "VCC 2.70 V ~ 3.63 V; T_use = +105 ºC; No load, fO = 20 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (max), VCC 1.62 V ~ 1.98 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "VCC 1.62 V ~ 1.98 V; T_use = +105 ºC; ST¯¯ = GND",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (max), VCC 1.98 V ~ 2.20 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCC 1.98 V ~ 2.20 V; T_use = +105 ºC; ST¯¯ = GND",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (max), VCC 2.20 V ~ 2.80 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VCC 2.20 V ~ 2.80 V; T_use = +105 ºC; ST¯¯ = GND",
          "source_page": 1,
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        },
        {
          "name": "Standby current I_std (max), VCC 2.70 V ~ 3.63 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "VCC 2.70 V ~ 3.63 V; T_use = +105 ºC; ST¯¯ = GND",
          "source_page": 1,
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        },
        {
          "name": "Symmetry",
          "symbol": "SYM",
          "kind": "electrical",
          "unit": "%",
          "min": 45,
          "typ": null,
          "max": 55,
          "conditions": "50 % VCC Level",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output voltage high VOH",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "% VCC",
          "min": 90,
          "typ": null,
          "max": null,
          "conditions": "Default (fO ≤ 40 MHz); IOH -1.5 (*A) / -2.0 (*B) / -2.5 (*C) / -3.0 (*D) mA",
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          "source": "datasheet"
        },
        {
          "name": "Output voltage low VOL",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "% VCC",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Default (fO ≤ 40 MHz); IOL 1.5 (*A) / 2.0 (*B) / 2.5 (*C) / 3.0 (*D) mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output load condition",
          "symbol": "L_CMOS",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input voltage high VIH",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "% VCC",
          "min": 70,
          "typ": null,
          "max": null,
          "conditions": "OE or ST¯¯",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input voltage low VIL",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "% VCC",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "OE or ST¯¯",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Rise/fall time (Default, fO ≤ 40 MHz)",
          "symbol": "tr/tf",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "Default fO ≤ 40 MHz; 20 % - 80 % VCC, L_CMOS = 15 pF",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Disable time",
          "symbol": "t_stp",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Measured from the time OE or ST¯¯ pin crosses 30 % VCC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Resume time",
          "symbol": "t_res",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "Measured from the time ST¯¯ pin crosses 70 % VCC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Start-up time",
          "symbol": "t_str",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "Measured from the time VCC reaches its rated minimum value, 1.62 V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "ESD breakdown voltage, Human Body Model (HBM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "Human Body Model (HBM)",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "ESD breakdown voltage, Machine Model (MM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "Machine Model (MM)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "ESD breakdown voltage, Charged Device Model (CDM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 750,
          "conditions": "Charged Device Model (CDM)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (typ), 1.80 V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.7,
          "max": null,
          "conditions": "1.80 V Typ.; T_use = +25 ºC; No load, fO = 20 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (typ), 2.50 V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.9,
          "max": null,
          "conditions": "2.50 V Typ.; T_use = +25 ºC; No load, fO = 20 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Current consumption ICC (typ), 3.30 V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "3.30 V Typ.; T_use = +25 ºC; No load, fO = 20 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (typ), VCC 1.62 V ~ 1.98 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "VCC 1.62 V ~ 1.98 V; T_use = +25 ºC; ST¯¯ = GND",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (typ), VCC 1.98 V ~ 2.20 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "VCC 1.98 V ~ 2.20 V; T_use = +25 ºC; ST¯¯ = GND",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (typ), VCC 2.20 V ~ 2.80 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "VCC 2.20 V ~ 2.80 V; T_use = +25 ºC; ST¯¯ = GND",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Standby current I_std (typ), VCC 2.70 V ~ 3.63 V",
          "symbol": "I_std",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 1.1,
          "max": null,
          "conditions": "VCC 2.70 V ~ 3.63 V; T_use = +25 ºC; ST¯¯ = GND",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Nominal output frequency for this MPN",
          "symbol": "fO",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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