ADS7841E

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  "type": "component",
  "slug": "ads7841e",
  "title": "ADS7841E",
  "brief": "Texas Instruments Analog To Digital Converters (ADCs), SSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "ADS7841E",
    "manufacturer": "Texas Instruments",
    "package": "SSOP-16-150mil",
    "pin_count": 16,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ads7841",
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      "lbr": "ads7841e.lbr"
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    "distributor_links": {
      "lcsc": "C41778",
      "digikey": "ADS7841E-ND",
      "mouser": "595-ADS7841E"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T21:23:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADS7841E-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-ADS7841E",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "+VCC",
        "type": "power_in",
        "description": "Power supply input, specified for 2.7V to 5V operation."
      },
      {
        "number": "2",
        "name": "CH0",
        "type": "input",
        "description": "Analog input channel 0; analog inputs are rated from -0.3V to +VCC + 0.3V to GND."
      },
      {
        "number": "3",
        "name": "CH1",
        "type": "input",
        "description": "Analog input channel 1; analog inputs are rated from -0.3V to +VCC + 0.3V to GND."
      },
      {
        "number": "4",
        "name": "CH2",
        "type": "input",
        "description": "Analog input channel 2; analog inputs are rated from -0.3V to +VCC + 0.3V to GND."
      },
      {
        "number": "5",
        "name": "CH3",
        "type": "input",
        "description": "Analog input channel 3; analog inputs are rated from -0.3V to +VCC + 0.3V to GND."
      },
      {
        "number": "6",
        "name": "COM",
        "type": "passive",
        "description": "Ground reference for the analog inputs that sets the zero-code voltage in single-ended mode; connect to ground or a ground reference point."
      },
      {
        "number": "7",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown input; when LOW the device enters a very low power shutdown mode."
      },
      {
        "number": "8",
        "name": "VREF",
        "type": "power_in",
        "description": "Voltage reference input for the converter."
      },
      {
        "number": "9",
        "name": "+VCC",
        "type": "power_in",
        "description": "Power supply input (second VCC pin, internally the same supply as pin 1), specified for 2.7V to 5V operation."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for the device; the datasheet recommends a clean ground point."
      },
      {
        "number": "11",
        "name": "MODE",
        "type": "input",
        "description": "Conversion mode select; when LOW the device always performs 12-bit conversions, and when HIGH the resolution is set by the MODE bit in the CONTROL byte."
      },
      {
        "number": "12",
        "name": "DOUT",
        "type": "tri_state",
        "description": "Serial data output shifted on the falling edge of DCLK; high impedance when CS is HIGH."
      },
      {
        "number": "13",
        "name": "BUSY",
        "type": "tri_state",
        "description": "Busy output; high impedance when CS is HIGH."
      },
      {
        "number": "14",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input; data is latched on the rising edge of DCLK while CS is LOW."
      },
      {
        "number": "15",
        "name": "CS",
        "type": "input",
        "description": "Chip select input that controls conversion timing and enables the serial input/output register."
      },
      {
        "number": "16",
        "name": "DCLK",
        "type": "input",
        "description": "External clock input that runs the SAR conversion process and synchronizes serial data I/O."
      }
    ],
    "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 gives the SSOP package as SSOP-16 with package drawing designator DBQ; the text does n; The pin-description table and top view list pins 1 and 9 both as +VCC and the datasheet does not say; COM is a ground reference for the analog inputs rather than a named GND pin; it is typed passive bec"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0554,
        "at": "2026-10-08T21:23:12"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ads7841",
        "pages": 20,
        "sha256": "0f709a0197a2bfff",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "sha256": "d0e11e46aeca5dbaa5c4bb538f3f4899761267cabdeba6486325ae9e979c03ef",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "e67cd982b983dfd120d9295e8301b90279e8bf5799d47b5c6e47452575612e2f",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SSOP-16-150mil",
      "Category": "ADC/DAC/Data Conversion",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "ADS7841E (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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