main
Ray Set visibility: public 497f6fa 5d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74ahc1g125dc",
  "title": "SN74AHC1G125DC",
  "brief": "lingxingic Buffers, Drivers, Receivers, Transceivers, SOT-353. 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",
    "sn74ahc1g125dc",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN74AHC1G125DC",
    "manufacturer": "lingxingic",
    "package": "SOT-353",
    "pin_count": 5,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603362344110481408",
    "parts": {
      "symbol": "sn74ahc1g125dc.kicad_sym",
      "footprint": "sn74ahc1g125dc.kicad_mod",
      "model_3d": "sn74ahc1g125dc-hero.glb",
      "model_3d_plain": "sn74ahc1g125dc-etched.glb",
      "model_3d_step": "sn74ahc1g125dc-etched.step",
      "model_3d_step_plain": "sn74ahc1g125dc.step",
      "lbr": "sn74ahc1g125dc.lbr"
    },
    "distributor_links": {
      "lcsc": "C22469945"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T11:13:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Output enable input; a high level on OE puts output Y in the high-impedance state, and a low level enables the buffer (A to Y)."
      },
      {
        "number": "2",
        "name": "A",
        "type": "input",
        "description": "Data input of the non-inverting buffer; recommended input voltage range is 0 V to 5.5 V (absolute maximum -0.5 V to 7.0 V)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V)."
      },
      {
        "number": "4",
        "name": "Y",
        "type": "tri_state",
        "description": "Buffered data output with three-state capability; output current is limited to ±25 mA (absolute maximum) and output voltage must stay between 0 V and VCC."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; recommended 2.0 V to 5.5 V for SN74AHC1G125 and 4.5 V to 5.5 V for SN74AHCT1G125 (absolute maximum 7.0 V)."
      }
    ],
    "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: The datasheet lists the SN74AHC1G125DB and DC ordering codes but does not explicitly map DB or DC to; The datasheet has one pin diagram and one pin table (pins 1 to 5) shared by the SOT23-5 and SOT353 p; Pin descriptions were translated from the Chinese datasheet. The 'specs' field was not part of the r"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0742,
        "at": "2026-10-18T11:11:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603362344110481408",
        "pages": 17,
        "sha256": "0bdbeb70b248ec4e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sn74ahc1g125dc.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2860de5b7b085919ff6e952148353f928798588d9f544dc69430545aff2ba908",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74ahc1g125dc-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3616539961b9da04e35f00baddba0f1f5fa6f166be036536bb3187a52b950b40",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "lingxingic",
      "Package": "SOT-353",
      "Category": "Logic",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0bdbeb70b248ec4e6c21fe4393844272fd8ff369950f600e3ae75a782d0b81d9",
      "rows": [
        {
          "name": "电源电压 (supply voltage)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输入电压 (input voltage)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输入钳位电流 (input clamp current)",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": null,
          "conditions": "VI<-0.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输出钳位电流 (output clamp current)",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO<-0.5V或VO>VCC+0.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输出电流 (output current)",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "0.5V<VO<VCC+0.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "电源电流 (supply current)",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "地电流 (ground current)",
          "symbol": "IGND",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -75,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "贮存温度 (storage temperature)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "总功耗 (total power dissipation)",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "焊接温度 (soldering temperature)",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10秒",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "电源电压 (supply voltage)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": 5,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输入电压 (input voltage)",
          "symbol": "VI",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输出电压 (output voltage)",
          "symbol": "VO",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "工作环境温度 (ambient operating temperature)",
          "symbol": "Tamb",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输入上升和下降转换速率 (input rise and fall rate)",
          "symbol": "Δt/ΔV",
          "kind": "timing",
          "unit": "ns/V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VCC=3.3V±0.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "输入上升和下降转换速率 (input rise and fall rate)",
          "symbol": "Δt/ΔV",
          "kind": "timing",
          "unit": "ns/V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "VCC=5.0V±0.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "高电平输入电压 (high-level input voltage)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VCC=2.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输入电压 (high-level input voltage)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.1,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VCC=3.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输入电压 (high-level input voltage)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 3.85,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VCC=5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "低电平输入电压 (low-level input voltage)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "Tamb=-40℃~+125℃; VCC=2.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "低电平输入电压 (low-level input voltage)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "Tamb=-40℃~+125℃; VCC=3.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "低电平输入电压 (low-level input voltage)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.65,
          "conditions": "Tamb=-40℃~+125℃; VCC=5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输出电压 (high-level output voltage)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=-50uA; VCC=2.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输出电压 (high-level output voltage)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.9,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=-50uA; VCC=3.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输出电压 (high-level output voltage)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.4,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=-50uA; VCC=4.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输出电压 (high-level output voltage)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=-4mA; VCC=3.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "高电平输出电压 (high-level output voltage)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 3.7,
          "typ": null,
          "max": null,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=-8mA; VCC=4.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "低电平输出电压 (low-level output voltage)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=50uA; VCC=2.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "低电平输出电压 (low-level output voltage)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.55,
          "conditions": "Tamb=-40℃~+125℃; VI=VIH或VIL; IO=4mA; VCC=3.0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "关断状态输出电流 (off-state output current)",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Tamb=-40℃~+125℃; VI=VCC或GND; VCC=5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "输入漏电流 (input leakage current)",
          "symbol": "II",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Tamb=-40℃~+125℃; VI=5.5V或GND; VCC=0V~5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "静态电流 (quiescent supply current)",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "Tamb=-40℃~+125℃; VI=VCC或GND; IO=0A; VCC=5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "输入电容 (input capacitance)",
          "symbol": "CI",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Tamb=-40℃~+125℃",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "关断状态输出电流 (off-state output current)",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Tamb=25℃; VI=VCC或GND; VCC=5.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "输入漏电流 (input leakage current)",
          "symbol": "II",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Tamb=25℃; VI=5.5V或GND; VCC=0V~5.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "静态电流 (quiescent supply current)",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Tamb=25℃; VI=VCC或GND; IO=0A; VCC=5.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "传输延时 (propagation delay A to Y)",
          "symbol": "tpd",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 3.4,
          "max": 5.5,
          "conditions": "Tamb=25℃; VCC=4.5V~5.5V; CL=15pF",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "传输延时 (propagation delay A to Y)",
          "symbol": "tpd",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": null,
          "max": 11.5,
          "conditions": "Tamb=-40℃~+125℃; VCC=3.0V~3.6V; CL=15pF",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "传输延时 (propagation delay A to Y)",
          "symbol": "tpd",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": null,
          "max": 14.5,
          "conditions": "Tamb=-40℃~+125℃; VCC=3.0V~3.6V; CL=50pF",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "传输延时 (propagation delay A to Y)",
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