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Ray Set visibility: public 9dc1a1d 15d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "mcp4641-502e",
  "title": "MCP4641-502E",
  "brief": "Microchip Tech Digital Potentiometers, TSSOP-14. 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",
    "adc-dac-data conversion",
    "mcp4641-502e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MCP4641-502E",
    "manufacturer": "Microchip Tech",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Digital Potentiometers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/119d1f868bb0428d90f58d0a45154443.pdf",
    "parts": {
      "symbol": "mcp4641-502e.kicad_sym",
      "footprint": "mcp4641-502e.kicad_mod",
      "model_3d": "mcp4641-502e-hero.glb",
      "model_3d_plain": "mcp4641-502e-etched.glb",
      "model_3d_step": "mcp4641-502e-etched.step",
      "model_3d_step_plain": "mcp4641-502e.step",
      "lbr": "mcp4641-502e.lbr"
    },
    "distributor_links": {
      "lcsc": "C637127"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T20:10:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 825 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "HVC/A0",
        "type": "input",
        "description": "High-voltage tolerant Schmitt-trigger input that latches the A0 address bit at POR/BOR and selects a High Voltage command when driven to VIHH."
      },
      {
        "number": "2",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input that accepts only external clock signals as a slave device, with high-voltage tolerant Schmitt-trigger input."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data pin implemented as an open-drain N-channel driver, with high-voltage tolerant Schmitt-trigger input."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Device ground reference for the device."
      },
      {
        "number": "5",
        "name": "P1B",
        "type": "passive",
        "description": "Potentiometer 1 terminal B, which must be between VSS and VDD and can carry both positive and negative current."
      },
      {
        "number": "6",
        "name": "P1W",
        "type": "passive",
        "description": "Potentiometer 1 wiper terminal, which must be between VSS and VDD and can carry both positive and negative current."
      },
      {
        "number": "7",
        "name": "P1A",
        "type": "passive",
        "description": "Potentiometer 1 terminal A, which must be between VSS and VDD and can carry both positive and negative current."
      },
      {
        "number": "8",
        "name": "P0A",
        "type": "passive",
        "description": "Potentiometer 0 terminal A, which must be between VSS and VDD and can carry both positive and negative current."
      },
      {
        "number": "9",
        "name": "P0W",
        "type": "passive",
        "description": "Potentiometer 0 wiper terminal, which must be between VSS and VDD and can carry both positive and negative current."
      },
      {
        "number": "10",
        "name": "P0B",
        "type": "passive",
        "description": "Potentiometer 0 terminal B, which must be between VSS and VDD and can carry both positive and negative current."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin that should be connected to either VDD or VSS."
      },
      {
        "number": "12",
        "name": "A2",
        "type": "input",
        "description": "I2C interface Address 2 input which, together with A1 and A0, allows up to eight devices on a single I2C bus."
      },
      {
        "number": "13",
        "name": "A1",
        "type": "input",
        "description": "I2C interface Address 1 input which, together with A2 and A0, allows up to eight devices on a single I2C bus."
      },
      {
        "number": "14",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power supply input relative to VSS; device performance may not meet data sheet specifications while VDD is below 2.7V."
      }
    ],
    "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 excerpt's package marking table lists the 14-lead TSSOP only for MCP4631 and MCP4651; MCP4641-50; Pin 11 is labeled NC, but the text says it should be connected to VDD or VSS. It is classed as uncon; Section 3.9 text says 'The A2 pin is the I2C interface's Address 1 pin', which appears to be a typo."
        ],
        "pages_sent": 18,
        "cost_usd": 0.0722,
        "at": "2026-10-23T20:09:55"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/119d1f868bb0428d90f58d0a45154443.pdf",
        "pages": 102,
        "sha256": "ee77464c39584a73",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mcp4641-502e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp4641-502e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "164f11ab00f9a9f557345cf53f50a50636430adc7849d52d423da3e705e384f4",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TSSOP-14",
      "Category": "ADC/DAC/Data Conversion",
      "Pins": "14"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ee77464c39584a7313b41fafe53dddc3975cf98d85911d19da0c6a5d58d1bda8",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Nominal Resistance (-502 device)",
          "symbol": "RAB",
          "kind": "electrical",
          "unit": "k",
          "min": 4,
          "typ": 5,
          "max": 6,
          "conditions": "-502 devices (Note 1)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Resistance tolerance",
          "symbol": "RAB",
          "kind": "tolerance",
          "unit": "%",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "(± 20%) RAB",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Wiper Resistance",
          "symbol": "RW",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 75,
          "max": 160,
          "conditions": "VDD = 5.5 V, IW = 2.0 mA, code = 00h",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Wiper Resistance",
          "symbol": "RW",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 75,
          "max": 300,
          "conditions": "VDD = 2.7 V, IW = 2.0 mA, code = 00h",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Full-Scale Error (MCP4XX1 only)",
          "symbol": "VWFSE",
          "kind": "electrical",
          "unit": "LSb",
          "min": -4,
          "typ": -0.1,
          "max": null,
          "conditions": "5 k 7-bit, 3.0V VDD 5.5V (MCP4XX1 only)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Zero-Scale Error (MCP4XX1 only)",
          "symbol": "VWZSE",
          "kind": "electrical",
          "unit": "LSb",
          "min": null,
          "typ": 0.1,
          "max": 3,
          "conditions": "5 k 7-bit, 3.0V VDD 5.5V (MCP4XX1 only)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Potentiometer Integral Non-linearity",
          "symbol": "INL",
          "kind": "electrical",
          "unit": "LSb",
          "min": -0.5,
          "typ": 0.25,
          "max": 0.5,
          "conditions": "7-bit, MCP4XX1 devices only (Note 2)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Potentiometer Differential Non-linearity",
          "symbol": "DNL",
          "kind": "electrical",
          "unit": "LSb",
          "min": -0.25,
          "typ": 0.125,
          "max": 0.25,
          "conditions": "7-bit, MCP4XX1 devices only (Note 2)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Nominal Resistance Match",
          "symbol": "|RAB0-RAB1| /RAB",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.2,
          "max": 1.25,
          "conditions": "MCP46X1 devices only",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VDD Start Voltage to ensure Wiper Reset",
          "symbol": "VBOR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.65,
          "conditions": "RAM retention voltage (VRAM) < VBOR",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Delay after device exits the reset state",
          "symbol": "TBORD",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 10,
          "max": 20,
          "conditions": "Delay after device exits the reset state (VDD > VBOR)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current (write, FSCL 3.4 MHz)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "Serial interface active, HVC/A0 = VIH (or VIL) (Note 11), write all 0's to volatile wiper 0, VDD = 5.5V, FSCL = 3.4 MHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current (write, FSCL 100 kHz)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "Serial interface active, HVC/A0 = VIH (or VIL) (Note 11), write all 0's to volatile wiper 0, VDD = 5.5V, FSCL = 100 kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current, serial interface inactive",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 2.5,
          "max": 5,
          "conditions": "Serial interface inactive (stop condition, SCL = SDA = VIH), wiper = 0, VDD = 5.5V, HVC/A0 = VIH",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "HVC pin Voltage Range",
          "symbol": "VHV",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 12.5,
          "conditions": "VDD 4.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Schmitt Trigger High Input Threshold",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "VDD",
          "min": 0.45,
          "typ": null,
          "max": null,
          "conditions": "All inputs except SDA and SCL, 2.7V VDD 5.5V (allows 2.7V digital VDD with 5V analog VDD)",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Schmitt Trigger High Input Threshold",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "VDD",
          "min": 0.7,
          "typ": null,
          "max": null,
          "conditions": "SDA and SCL, 100 kHz",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Schmitt Trigger Low Input Threshold",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "VDD",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "All inputs except SDA and SCL",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Schmitt Trigger Low Input Threshold",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "VDD",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "SDA and SCL, 100 kHz",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "High Voltage Limit",
          "symbol": "VMAX",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 12.5,
          "conditions": "Pin can tolerate VMAX or less",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage (SDA)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VDD 2.0V, IOL = 3 mA",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage (SDA)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "VDD",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VDD < 2.0V, IOL = 1 mA",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VIN = VDD and VIN = VSS",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Weak Pull-up / Pull-down Current",
          "symbol": "IPU",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.75,
          "conditions": "Internal VDD pull-up, VIHH pull-down; VDD = 5.5V, VIHH = 12.5V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Maximum current through Terminal A (IAW)",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "Terminal A IAW, W = Full-Scale (FS)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum current through Terminal B (IBW)",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "Terminal B IBW, W = Zero Scale (ZS)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum current through Terminal W",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "Terminal W IAW or IBW, W = FS or ZS",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum current Terminal A to Terminal B",
          "symbol": "IAB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.38,
          "conditions": "IAB, VB = 0V, VA = 5.5V, RAB(MIN) = 4000",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage on VDD with respect to VSS",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.6,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage on HVC/A0, A1, A2, SCL, and SDA with respect to VSS",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.6,
          "typ": null,
          "max": 12.5,
          "conditions": "with respect to VSS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage on all other pins (PxA, PxW, PxB) with respect to VSS",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "with respect to VSS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input clamp current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI < 0, VI > VDD, VI > VPP ON HV pins",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output clamp current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO < 0 or VO > VDD",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current sunk by any Output pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
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