HT7627S

{
  "schema_version": 1,
  "type": "component",
  "slug": "ht7627s",
  "title": "HT7627S",
  "brief": "钜泉光电 Energy Metering, LQFP-64(10x10). 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",
    "data acquisition",
    "ht7627s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HT7627S",
    "manufacturer": "钜泉光电",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Data Acquisition",
    "subcategory": "Energy Metering",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589785232980410368",
    "parts": {
      "symbol": "ht7627s.kicad_sym",
      "footprint": "ht7627s.kicad_mod",
      "model_3d": "ht7627s-hero.glb",
      "model_3d_plain": "ht7627s-etched.glb",
      "model_3d_step": "ht7627s-etched.step",
      "model_3d_step_plain": "ht7627s.step",
      "lbr": "ht7627s.lbr"
    },
    "distributor_links": {
      "lcsc": "C5129972"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T09:05:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OSCI",
        "type": "input",
        "description": "32 kHz external clock input for the low-frequency oscillator, used with the external 32.768 kHz crystal."
      },
      {
        "number": "2",
        "name": "AGND1",
        "type": "power_in",
        "description": "Chip analog ground."
      },
      {
        "number": "3",
        "name": "VRTC",
        "type": "power_in",
        "description": "RTC/clock power supply input (VRTC domain, 2 to 5.5 V); requires external filter capacitors of 1 uF and 0.1 uF."
      },
      {
        "number": "4",
        "name": "PJ.0",
        "type": "bidirectional",
        "description": "Port J bit 0 in the VRTC domain, STAMP0 RTC time-stamp input with 2 us input filter; GPIO drive is 1.5 mA source and sink, high-impedance by default."
      },
      {
        "number": "5",
        "name": "EMU2P8",
        "type": "power_out",
        "description": "Analog EMU 2.8 V power output; requires external 10 uF and 0.1 uF filter capacitors."
      },
      {
        "number": "6",
        "name": "IAP",
        "type": "input",
        "description": "Current channel A analog signal input, positive; ADC full-scale is +/-930 mVp for the current channels."
      },
      {
        "number": "7",
        "name": "IAN",
        "type": "input",
        "description": "Current channel A analog signal input, negative; ADC full-scale is +/-930 mVp for the current channels."
      },
      {
        "number": "8",
        "name": "VREF",
        "type": "power_in",
        "description": "Metering reference voltage output; requires external filter capacitors of 0.1 uF and 1 uF."
      },
      {
        "number": "9",
        "name": "IBP",
        "type": "input",
        "description": "Current channel B analog signal input, positive; ADC full-scale is +/-930 mVp for the current channels."
      },
      {
        "number": "10",
        "name": "IBN",
        "type": "input",
        "description": "Current channel B analog signal input, negative; ADC full-scale is +/-930 mVp for the current channels."
      },
      {
        "number": "11",
        "name": "AGND2",
        "type": "power_in",
        "description": "Chip analog ground."
      },
      {
        "number": "12",
        "name": "ICP",
        "type": "input",
        "description": "Current channel C analog signal input, positive; ADC full-scale is +/-930 mVp for the current channels."
      },
      {
        "number": "13",
        "name": "ICN",
        "type": "input",
        "description": "Current channel C analog signal input, negative; ADC full-scale is +/-930 mVp for the current channels."
      },
      {
        "number": "14",
        "name": "AGND3",
        "type": "power_in",
        "description": "Chip analog ground."
      },
      {
        "number": "15",
        "name": "INP",
        "type": "input",
        "description": "Current-channel analog signal input, positive; the datasheet gives a +/-1080 mVp ADC full-scale for the In (neutral-current) channel."
      },
      {
        "number": "16",
        "name": "INN",
        "type": "input",
        "description": "Current-channel analog signal input, negative; the datasheet gives a +/-1080 mVp ADC full-scale for the In (neutral-current) channel."
      },
      {
        "number": "17",
        "name": "VAP",
        "type": "input",
        "description": "Voltage channel A analog signal input, positive; ADC full-scale is +/-930 mVp for voltage channels."
      },
      {
        "number": "18",
        "name": "VAN",
        "type": "input",
        "description": "Voltage channel A analog signal input, negative; ADC full-scale is +/-930 mVp for voltage channels."
      },
      {
        "number": "19",
        "name": "VBP",
        "type": "input",
        "description": "Voltage channel B analog signal input, positive; ADC full-scale is +/-930 mVp for voltage channels."
      },
      {
        "number": "20",
        "name": "VBN",
        "type": "input",
        "description": "Voltage channel B analog signal input, negative; ADC full-scale is +/-930 mVp for voltage channels."
      },
      {
        "number": "21",
        "name": "VCP",
        "type": "input",
        "description": "Voltage channel C analog signal input, positive; ADC full-scale is +/-930 mVp for voltage channels."
      },
      {
        "number": "22",
        "name": "VCN",
        "type": "input",
        "description": "Voltage channel C analog signal input, negative; ADC full-scale is +/-930 mVp for voltage channels."
      },
      {
        "number": "23",
        "name": "DVCC",
        "type": "power_in",
        "description": "Chip digital power supply input; requires external filter capacitors of 10 uF and 0.1 uF."
      },
      {
        "number": "24",
        "name": "DGND",
        "type": "power_in",
        "description": "Chip digital ground."
      },
      {
        "number": "25",
        "name": "PA.12",
        "type": "bidirectional",
        "description": "Port A bit 12, external interrupt INT4 (AFCFG=0) or ADC input channel 0 ADCIN0 (AFCFG=1)."
      },
      {
        "number": "26",
        "name": "PA.13",
        "type": "bidirectional",
        "description": "Port A bit 13, external interrupt INT5 (AFCFG=0) or ADC input channel 1 ADCIN1 (AFCFG=1)."
      },
      {
        "number": "27",
        "name": "PG.5",
        "type": "bidirectional",
        "description": "Port G bit 5, external low-voltage detect input LVDIN1 (analog) or PWM main output / capture input / event input TMR0."
      },
      {
        "number": "28",
        "name": "PG.6",
        "type": "bidirectional",
        "description": "Port G bit 6, SPI1 chip select (SPI1_CS)."
      },
      {
        "number": "29",
        "name": "PG.7",
        "type": "bidirectional",
        "description": "Port G bit 7, SPI1 clock (SPI1_CLK)."
      },
      {
        "number": "30",
        "name": "PG.8",
        "type": "bidirectional",
        "description": "Port G bit 8, SPI1 master-in/slave-out (SPI1_MISO) or UART1 transmit (TX1)."
      },
      {
        "number": "31",
        "name": "PG.9",
        "type": "bidirectional",
        "description": "Port G bit 9, SPI1 master-out/slave-in (SPI1_MOSI) or UART1 receive (RX1)."
      },
      {
        "number": "32",
        "name": "PE.1",
        "type": "bidirectional",
        "description": "Port E bit 1, UART4 transmit (TX4) or RTC second-clock output TOUT2."
      },
      {
        "number": "33",
        "name": "PE.2",
        "type": "bidirectional",
        "description": "Port E bit 2, UART4 receive (RX4) or 7816_0 IO, with 2 us input filter."
      },
      {
        "number": "34",
        "name": "PD.8",
        "type": "bidirectional",
        "description": "Port D bit 8, SPI3 chip select (SPI3_CS)."
      },
      {
        "number": "35",
        "name": "PB.1",
        "type": "bidirectional",
        "description": "Port B bit 1, energy metering pulse output 1 (PFOUT1)."
      },
      {
        "number": "36",
        "name": "PB.2",
        "type": "bidirectional",
        "description": "Port B bit 2, energy metering pulse output 2 (PFOUT2) or external interrupt INT9."
      },
      {
        "number": "37",
        "name": "PB.3",
        "type": "bidirectional",
        "description": "Port B bit 3, energy metering pulse output 3 (PFOUT3) or RTC second-clock output TOUT3."
      },
      {
        "number": "38",
        "name": "PC.4",
        "type": "bidirectional",
        "description": "Port C bit 4, SPI0 master-out/slave-in (SPI0_MOSI) or UART5 receive (RX5); TTL input, 5 V tolerant, 2 us input filter."
      },
      {
        "number": "39",
        "name": "PC.5",
        "type": "bidirectional",
        "description": "Port C bit 5, SPI0 master-in/slave-out (SPI0_MISO) or UART5 transmit (TX5); TTL input, 5 V tolerant."
      },
      {
        "number": "40",
        "name": "PC.6",
        "type": "bidirectional",
        "description": "Port C bit 6, SPI0 clock (SPI0_CLK); TTL input, 5 V tolerant."
      },
      {
        "number": "41",
        "name": "PC.7",
        "type": "bidirectional",
        "description": "Port C bit 7, SPI0 chip select (SPI0_CS); TTL input, 5 V tolerant."
      },
      {
        "number": "42",
        "name": "PC.8",
        "type": "bidirectional",
        "description": "Port C bit 8, RTC second-clock output 1 (TOUT1) or external interrupt INT2."
      },
      {
        "number": "43",
        "name": "PC.13",
        "type": "bidirectional",
        "description": "Port C bit 13, I2C clock (SCL) or external interrupt INT3; TTL input, 5 V tolerant."
      },
      {
        "number": "44",
        "name": "PC.14",
        "type": "bidirectional",
        "description": "Port C bit 14, I2C data (SDA) or PWM main output / capture input / event input TMR3; TTL input, 5 V tolerant."
      },
      {
        "number": "45",
        "name": "PA.0",
        "type": "bidirectional",
        "description": "Port A bit 0, SPI2 chip select (SPI2_CS) or PWM main output / capture input / event input TMR1."
      },
      {
        "number": "46",
        "name": "PA.1",
        "type": "bidirectional",
        "description": "Port A bit 1, SPI2 clock (SPI2_CLK) or PWM output / capture input / event input TMR4."
      },
      {
        "number": "47",
        "name": "PA.2",
        "type": "bidirectional",
        "description": "Port A bit 2, SPI2 master-in/slave-out (SPI2_MISO) or UART3 receive (RX3)."
      },
      {
        "number": "48",
        "name": "PA.3",
        "type": "bidirectional",
        "description": "Port A bit 3, SPI2 master-out/slave-in (SPI2_MOSI) or UART3 transmit (TX3)."
      },
      {
        "number": "49",
        "name": "PA.5",
        "type": "bidirectional",
        "description": "Port A bit 5, energy metering pulse output 0 (PFOUT0) or external interrupt INT8, with 2 us input filter."
      },
      {
        "number": "50",
        "name": "PA.6",
        "type": "bidirectional",
        "description": "Port A bit 6, external interrupt INT1; when TEST=0 this pin is fixed as the JTAGWDTEN function, and it supports high-current drive."
      },
      {
        "number": "51",
        "name": "PE.3",
        "type": "bidirectional",
        "description": "Port E bit 3, clock output CLKOUT or energy metering pulse output 4 (PFOUT4); TTL input."
      },
      {
        "number": "52",
        "name": "PE.7",
        "type": "bidirectional",
        "description": "Port E bit 7, external low-voltage detect input LVDIN0 (analog) or ADC input channel 5 (ADCIN5)."
      },
      {
        "number": "53",
        "name": "PB.13",
        "type": "bidirectional",
        "description": "Port B bit 13, UART6 transmit (TX6) or SWD data I/O (SWIO); default function is SWIO."
      },
      {
        "number": "54",
        "name": "PB.15",
        "type": "bidirectional",
        "description": "Port B bit 15, UART6 receive (RX6) or SWD clock (SWCLK); default function is SWCLK."
      },
      {
        "number": "55",
        "name": "TEST",
        "type": "input",
        "description": "Test pin, active low, with internal 10 kOhm pull-up and 2 us filter."
      },
      {
        "number": "56",
        "name": "/RST",
        "type": "input",
        "description": "Reset input, active low, with internal approximately 88 kOhm pull-up and 2 us filter."
      },
      {
        "number": "57",
        "name": "VDD1P5",
        "type": "power_out",
        "description": "Internal digital 1.5 V output; requires external 0.1 uF filter capacitor."
      },
      {
        "number": "58",
        "name": "DGND",
        "type": "power_in",
        "description": "Chip digital ground."
      },
      {
        "number": "59",
        "name": "DVCC",
        "type": "power_in",
        "description": "Chip digital power supply input; requires external filter capacitors of 10 uF and 0.1 uF."
      },
      {
        "number": "60",
        "name": "VTP3",
        "type": "input",
        "description": "Temperature-sensing terminal channel 3 (TBS input)."
      },
      {
        "number": "61",
        "name": "VTP2",
        "type": "input",
        "description": "Temperature-sensing terminal channel 2 (TBS input)."
      },
      {
        "number": "62",
        "name": "VTP1",
        "type": "input",
        "description": "Temperature-sensing terminal channel 1 (TBS input)."
      },
      {
        "number": "63",
        "name": "VTP0",
        "type": "input",
        "description": "Temperature-sensing terminal channel 0 (TBS input)."
      },
      {
        "number": "64",
        "name": "OSCO",
        "type": "output",
        "description": "32 kHz external clock output, associated with the OSCI 32K oscillator pin."
      }
    ],
    "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: Section 7.2/7.3 table (page 84) lists different 64-pin numbers than the pin-definition table (pages ; PJ.1 has no 64-pin bond (the 64-pin column is '-'), so it is excluded. PJ.0 is the only Port J pin i; The datasheet does not explicitly name the channel for pins INP/INN. The ADC full-scale of +/-1080 m"
        ],
        "pages_sent": 124,
        "cost_usd": 0.6133,
        "at": "2026-10-17T09:04:40"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589785232980410368",
        "pages": 547,
        "sha256": "d64ac5e0798c99d9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ht7627s.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ht7627s-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8e8509e61a16ec5b0904d5ffc66bb0c743c37ec5938a61fc681b0bafb7634fc9",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "钜泉光电",
      "Package": "LQFP-64(10x10)",
      "Category": "Data Acquisition",
      "Pins": "64"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d64ac5e0798c99d93502b4c58290e74a352dd9237f2eb83625342186e5a2807a",
      "rows": [
        {
          "name": "输入电源 VCC (绝对最大额定)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 5.5,
          "conditions": "输入电源引脚上的电压",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "输入电压 (数字引脚)",
          "symbol": "Vi",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "所有的数字引脚",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "ADC 输入极限电压",
          "symbol": "Via",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3,
          "conditions": "测试 ADC 引脚输入电压，高于此电压可能会导致该引脚损坏",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "ADCBAT 输入极限电压",
          "symbol": "Vib",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5,
          "conditions": "测试 ADCBAT 引脚输入电压，高于此电压可能会导致该引脚损坏",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "存储温度",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "芯片的极限存储温度",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "静态 ESD (HBM)",
          "symbol": "VESDhbm",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "芯片所有的引脚",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "MM 静态 ESD",
          "symbol": "VESDmm",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "输入电流 (VCC 电源引脚)",
          "symbol": "Idd",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VCC 电源引脚",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "地上电流 (所有 GND 引脚)",
          "symbol": "Iss",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "所有 GND 引脚",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "LRC 功耗",
          "symbol": "Ilrc",
          "kind": "electrical",
          "unit": "uA",
          "min": 0.4,
          "typ": 0.5,
          "max": 0.6,
          "conditions": "-45℃~85℃，VCC=5.0V",
          "source_page": 535,
          "source": "datasheet"
        },
        {
          "name": "Flash 操作温度",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 537,
          "source": "datasheet"
        },
        {
          "name": "输入电源 VCC (BOR 关闭)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 3.3,
          "max": 5.5,
          "conditions": "输入电源引脚上的电压，BOR 关闭",
          "source_page": 537,
          "source": "datasheet"
        },
        {
          "name": "输入电源 VCC (BOR 开启)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 3.3,
          "max": 5.5,
          "conditions": "输入电源引脚上的电压，BOR 开启",
          "source_page": 537,
          "source": "datasheet"
        },
        {
          "name": "OSC 工作电压",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 5.5,
          "conditions": "工作温度-40℃~85℃",
          "source_page": 538,
          "source": "datasheet"
        },
        {
          "name": "PLL 工作电压",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 5.5,
          "conditions": "工作温度-40℃~85℃",
          "source_page": 538,
          "source": "datasheet"
        },
        {
          "name": "HRC 工作电压",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 5.5,
          "conditions": "工作温度-40℃~85℃",
          "source_page": 538,
          "source": "datasheet"
        },
        {
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