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Ray Set visibility: public d09f815 1d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tm74hc595c",
  "title": "TM74HC595C",
  "brief": "TM(Shenzhen Titan Micro Elec) Shift Registers, SOP-16. 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",
    "logic",
    "tm74hc595c",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TM74HC595C",
    "manufacturer": "TM(Shenzhen Titan Micro Elec)",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Shift Registers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/025e36b6ba4edb404eb0bac49524dc3b.pdf",
    "parts": {
      "symbol": "tm74hc595c.kicad_sym",
      "footprint": "tm74hc595c.kicad_mod",
      "model_3d": "tm74hc595c-hero.glb",
      "model_3d_plain": "tm74hc595c-etched.glb",
      "model_3d_step": "tm74hc595c-etched.step",
      "model_3d_step_plain": "tm74hc595c.step",
      "lbr": "tm74hc595c.lbr"
    },
    "distributor_links": {
      "lcsc": "C22767327"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T07:05:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "QB",
        "type": "tri_state",
        "description": "Three-state parallel output QB of the storage register, high-impedance when OE is high."
      },
      {
        "number": "2",
        "name": "QC",
        "type": "tri_state",
        "description": "Three-state parallel output QC of the storage register, high-impedance when OE is high."
      },
      {
        "number": "3",
        "name": "QD",
        "type": "tri_state",
        "description": "Three-state parallel output QD of the storage register, high-impedance when OE is high."
      },
      {
        "number": "4",
        "name": "QE",
        "type": "tri_state",
        "description": "Three-state parallel output QE of the storage register, high-impedance when OE is high."
      },
      {
        "number": "5",
        "name": "QF",
        "type": "tri_state",
        "description": "Three-state parallel output QF of the storage register, high-impedance when OE is high."
      },
      {
        "number": "6",
        "name": "QG",
        "type": "tri_state",
        "description": "Three-state parallel output QG of the storage register, high-impedance when OE is high."
      },
      {
        "number": "7",
        "name": "QH",
        "type": "tri_state",
        "description": "Three-state parallel output QH of the storage register, high-impedance when OE is high."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Power supply negative terminal (ground)."
      },
      {
        "number": "9",
        "name": "SQH",
        "type": "output",
        "description": "Serial data output used to cascade the next-stage chip, with VOH of 4.18V min at IO=-4.0mA and VCC=4.5V."
      },
      {
        "number": "10",
        "name": "SCLR",
        "type": "input",
        "description": "Active-low shift register clear input; a low level clears the shift register."
      },
      {
        "number": "11",
        "name": "SCK",
        "type": "input",
        "description": "Shift clock input; data is shifted into the shift register on the rising edge."
      },
      {
        "number": "12",
        "name": "RCK",
        "type": "input",
        "description": "Storage register clock input; the rising edge latches the shift register contents into the output storage register."
      },
      {
        "number": "13",
        "name": "OE",
        "type": "input",
        "description": "Active-low output enable; high puts QA-QH in high impedance and low enables the outputs."
      },
      {
        "number": "14",
        "name": "SI",
        "type": "input",
        "description": "Serial data input to the shift register."
      },
      {
        "number": "15",
        "name": "QA",
        "type": "tri_state",
        "description": "Three-state parallel output QA of the storage register, high-impedance when OE is high."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply positive terminal, 2.0V to 5.5V DC supply voltage."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet lists SOP16 and DIP16 outlines but does not map the 'C' MPN suffix to a package. SOP-1; Overbars on SCLR and OE were lost in the text extraction. Active-low was inferred from the function "
        ],
        "pages_sent": 7,
        "cost_usd": 0.0693,
        "at": "2026-10-27T07:04:42"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/025e36b6ba4edb404eb0bac49524dc3b.pdf",
        "pages": 7,
        "sha256": "0df82930482468dc",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tm74hc595c.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tm74hc595c-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6a2e485dc49dac6ddac271902ebdc660661adc42b5ce6e92ae4c337361d22c89",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TM(Shenzhen Titan Micro Elec)",
      "Package": "SOP-16",
      "Category": "Logic",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0df82930482468dcd4dfae82bc039e377d0968e0232413f8dd7413b1e4764469",
      "rows": [
        {
          "name": "DC supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC input voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC output voltage",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "max printed as VCC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "VCC=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.46,
          "typ": null,
          "max": null,
          "conditions": "VDD=2.0V, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
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          "min": 3.23,
          "typ": null,
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          "conditions": "VDD=4.5V, 25℃",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.3,
          "typ": null,
          "max": null,
          "conditions": "VDD=6.0V, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.52,
          "conditions": "VDD=2.0V, 25℃",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 1.32,
          "conditions": "VDD=4.5V, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.77,
          "conditions": "VDD=6.0V, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (SQH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": 2,
          "max": null,
          "conditions": "VDD=2.0V, VI=VIH or VIL, IO=-20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (SQH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.4,
          "typ": 4.5,
          "max": null,
          "conditions": "VDD=4.5V, VI=VIH or VIL, IO=-20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (SQH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5.9,
          "typ": 6,
          "max": null,
          "conditions": "VDD=6.0V, VI=VIH or VIL, IO=-20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (SQH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.18,
          "typ": 4.31,
          "max": null,
          "conditions": "VDD=4.5V, IO=-4.0mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (SQH)",
          "symbol": "VOH",
          "kind": "electrical",
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          "min": 5.68,
          "typ": 5.8,
          "max": null,
          "conditions": "VDD=6.0V, IO=-5.2mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (QA-QH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": 2,
          "max": null,
          "conditions": "VDD=2.0V, VI=VIH or VIL, IO=-20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (QA-QH)",
          "symbol": "VOH",
          "kind": "electrical",
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          "min": 4.4,
          "typ": 4.5,
          "max": null,
          "conditions": "VDD=4.5V, VI=VIH or VIL, IO=-20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (QA-QH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5.9,
          "typ": 6,
          "max": null,
          "conditions": "VDD=6.0V, VI=VIH or VIL, IO=-20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (QA-QH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.18,
          "typ": 4.31,
          "max": null,
          "conditions": "VDD=4.5V, IO=-6.0mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage (QA-QH)",
          "symbol": "VOH",
          "kind": "electrical",
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          "min": 5.68,
          "typ": 5.8,
          "max": null,
          "conditions": "VDD=6.0V, IO=-7.8mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (SQH)",
          "symbol": "VOL",
          "kind": "electrical",
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          "min": null,
          "typ": 0,
          "max": 0.1,
          "conditions": "VDD=2.0V, VI=VIH or VIL, IO=20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (SQH)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.17,
          "max": 0.26,
          "conditions": "VDD=4.5V, IO=4.0mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (SQH)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.18,
          "max": 0.26,
          "conditions": "VDD=6.0V, IO=5.2mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (QA-QH)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0,
          "max": 0.1,
          "conditions": "VDD=2.0V, VI=VIH or VIL, IO=20μA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (QA-QH)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.17,
          "max": 0.26,
          "conditions": "VDD=4.5V, IO=6.0mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (QA-QH)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.18,
          "max": 0.26,
          "conditions": "VDD=6.0V, IO=7.8mA, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "VDD=6.0V, VI=VCC or GND, 25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "VDD=6.0V, VI=VCC or GND, -40℃—85℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "VDD=6.0V, VI=VCC or GND, -55℃—125℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SI to SCK setup time",
          "symbol": "tsu",
          "kind": "timing",
          "unit": "ns",
          "min": 3.5,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SI to SCK setup time",
          "symbol": "tsu",
          "kind": "timing",
          "unit": "ns",
          "min": 3,
          "typ": null,
          "max": null,
          "conditions": "VDD=5.0, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SCK to RCK setup time",
          "symbol": "tsu(H)",
          "kind": "timing",
          "unit": "ns",
          "min": 8,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SCK to RCK setup time",
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          "min": 5,
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          "conditions": "VDD=5.0, TA=25℃",
          "source_page": 4,
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        {
          "name": "SCLR to RCK setup time",
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          "min": 9,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "SCLR to RCK setup time",
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          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "VDD=5.0, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SI to SCK hold time",
          "symbol": "th",
          "kind": "timing",
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          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SI to SCK hold time",
          "symbol": "th",
          "kind": "timing",
          "unit": "ns",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VDD=5.0, TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SCLR to RCK hold time",
          "symbol": "th(L)",
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