BUF16821AIPWPRQ1

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  "slug": "buf16821aipwprq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Video Amplifiers, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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  "component": {
    "mpn": "BUF16821AIPWPRQ1",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-28-EP",
    "pin_count": 29,
    "category": "Amplifiers/Comparators",
    "subcategory": "Video Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/buf16821-q1",
    "parts": {
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      "lbr": "buf16821aipwprq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2879327",
      "digikey": "296-BUF16821AIPWPRQ1TR-ND",
      "mouser": "595-BUF16821AIPWPRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T21:18:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-BUF16821AIPWPRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
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    "pins": [
      {
        "number": "1",
        "name": "VCOM2",
        "type": "output",
        "description": "VCOM channel 2 output; the datasheet's absolute maximum for output pins is (V-) - 0.5 V to (V+) + 0.5 V."
      },
      {
        "number": "2",
        "name": "OUT1",
        "type": "output",
        "description": "DAC gamma output 1; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "3",
        "name": "OUT2",
        "type": "output",
        "description": "DAC gamma output 2; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "4",
        "name": "OUT3",
        "type": "output",
        "description": "DAC gamma output 3; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "5",
        "name": "OUT4",
        "type": "output",
        "description": "DAC gamma output 4; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "6",
        "name": "OUT5",
        "type": "output",
        "description": "DAC gamma output 5; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "7",
        "name": "OUT6",
        "type": "output",
        "description": "DAC gamma output 6; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "8",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground; must be connected to digital ground (GNDD)."
      },
      {
        "number": "9",
        "name": "VS",
        "type": "power_in",
        "description": "Analog supply; recommended operating range is 9.0 V to 20.0 V (nominal 18.0 V), with a 22 V absolute maximum."
      },
      {
        "number": "10",
        "name": "OUT7",
        "type": "output",
        "description": "DAC gamma output 7; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "11",
        "name": "OUT8",
        "type": "output",
        "description": "DAC gamma output 8; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "12",
        "name": "OUT9",
        "type": "output",
        "description": "DAC gamma output 9; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "13",
        "name": "VSD",
        "type": "power_in",
        "description": "Digital supply; recommended operating range is 2.0 V to 5.5 V (typical 3.3 V), with a 6 V absolute maximum."
      },
      {
        "number": "14",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input; open-drain, connect to a pull-up resistor. Absolute maximum digital input voltage is -0.5 V to 6 V and current is limited to ±10 mA."
      },
      {
        "number": "15",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data I/O; open-drain, connect to a pull-up resistor. Absolute maximum digital I/O voltage is -0.5 V to 6 V and current is limited to ±10 mA."
      },
      {
        "number": "16",
        "name": "A0",
        "type": "input",
        "description": "I2C address select pin; connect to logic 1 or logic 0 as specified in Table 2 of the datasheet. Absolute maximum digital input voltage is -0.5 V to 6 V."
      },
      {
        "number": "17",
        "name": "BKSEL",
        "type": "input",
        "description": "Memory bank select; logic 1 selects bank 1 and logic 0 selects bank 0. Absolute maximum digital input voltage is -0.5 V to 6 V."
      },
      {
        "number": "18",
        "name": "GNDD",
        "type": "power_in",
        "description": "Digital ground; must be connected to analog ground at the BUF16821-Q1."
      },
      {
        "number": "19",
        "name": "OUT10",
        "type": "output",
        "description": "DAC gamma output 10; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "20",
        "name": "OUT11",
        "type": "output",
        "description": "DAC gamma output 11; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "21",
        "name": "OUT12",
        "type": "output",
        "description": "DAC gamma output 12; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "22",
        "name": "OUT13",
        "type": "output",
        "description": "DAC gamma output 13; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "23",
        "name": "VS",
        "type": "power_in",
        "description": "Analog supply; recommended operating range is 9.0 V to 20.0 V (nominal 18.0 V), with a 22 V absolute maximum."
      },
      {
        "number": "24",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground; must be connected to digital ground (GNDD)."
      },
      {
        "number": "25",
        "name": "OUT14",
        "type": "output",
        "description": "DAC gamma output 14; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "26",
        "name": "OUT15",
        "type": "output",
        "description": "DAC gamma output 15; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "27",
        "name": "OUT16",
        "type": "output",
        "description": "DAC gamma output 16; the output pins are limited to (V-) - 0.5 V to (V+) + 0.5 V absolute maximum."
      },
      {
        "number": "28",
        "name": "VCOM1",
        "type": "output",
        "description": "VCOM channel 1 output; the datasheet's absolute maximum for output pins is (V-) - 0.5 V to (V+) + 0.5 V."
      },
      {
        "number": "29",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
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      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-haiku-5-5",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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          "exposed pad 29 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0592,
        "at": "2026-10-08T21:18:08"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/buf16821-q1",
        "pages": 37,
        "sha256": "41ec36973c5f1336",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 29,
        "described": 29,
        "cites_pages": true,
        "refuses_to_fabricate": true
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