component
BUF16821BIPWPR
Public Made by Adomby adom
Texas Instruments Video Amplifiers, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "buf16821bipwpr",
"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.",
"tags": [
"component",
"operational amplifier-comparator",
"buf16821bipwpr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
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"README.md",
"buf16821bipwpr.kicad_sym",
"buf16821bipwpr.kicad_mod",
"buf16821bipwpr.glb",
"buf16821bipwpr.step",
"buf16821bipwpr.lbr",
"docs/hero.png",
"docs/buf16821bipwpr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"buf16821bipwpr-hero.glb",
"buf16821bipwpr-hero.overlay.json",
"buf16821bipwpr-etched.glb"
],
"component": {
"mpn": "BUF16821BIPWPR",
"manufacturer": "Texas Instruments",
"package": "HTSSOP-28-EP",
"pin_count": 29,
"category": "Operational Amplifier/Comparator",
"subcategory": "Video Amplifiers",
"datasheet": "https://www.ti.com/cn/lit/gpn/buf16821",
"parts": {
"symbol": "buf16821bipwpr.kicad_sym",
"footprint": "buf16821bipwpr.kicad_mod",
"model_3d": "buf16821bipwpr-hero.glb",
"model_3d_plain": "buf16821bipwpr-etched.glb",
"model_3d_step": "buf16821bipwpr-etched.step",
"model_3d_step_plain": "buf16821bipwpr.step",
"lbr": "buf16821bipwpr.lbr"
},
"distributor_links": {
"lcsc": "C2870165",
"digikey": "296-24179-2-ND",
"mouser": "595-BUF16821BIPWPR"
},
"distributor_check": {
"checked_at": "2026-11-10T01:29:34Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-24179-2-ND",
"status": "found"
},
"mouser": {
"pn": "595-BUF16821BIPWPR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VCOM2",
"type": "output",
"description": "VCOM channel 2 programmable output, rail-to-rail, able to source/sink 100mA."
},
{
"number": "2",
"name": "OUT1",
"type": "output",
"description": "DAC output 1 (gamma channel), rail-to-rail."
},
{
"number": "3",
"name": "OUT2",
"type": "output",
"description": "DAC output 2 (gamma channel), rail-to-rail."
},
{
"number": "4",
"name": "OUT3",
"type": "output",
"description": "DAC output 3 (gamma channel), rail-to-rail."
},
{
"number": "5",
"name": "OUT4",
"type": "output",
"description": "DAC output 4 (gamma channel), rail-to-rail."
},
{
"number": "6",
"name": "OUT5",
"type": "output",
"description": "DAC output 5 (gamma channel), rail-to-rail."
},
{
"number": "7",
"name": "OUT6",
"type": "output",
"description": "DAC output 6 (gamma channel), rail-to-rail."
},
{
"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 connection, operating range 9V to 20V."
},
{
"number": "10",
"name": "OUT7",
"type": "output",
"description": "DAC output 7 (gamma channel), rail-to-rail."
},
{
"number": "11",
"name": "OUT8",
"type": "output",
"description": "DAC output 8 (gamma channel), rail-to-rail."
},
{
"number": "12",
"name": "OUT9",
"type": "output",
"description": "DAC output 9 (gamma channel), rail-to-rail."
},
{
"number": "13",
"name": "VSD",
"type": "power_in",
"description": "Digital supply; connect to logic supply, operating range 2.0V to 5.5V."
},
{
"number": "14",
"name": "SCL",
"type": "input",
"description": "Serial clock input; open-drain, connect to pull-up resistor."
},
{
"number": "15",
"name": "SDA",
"type": "bidirectional",
"description": "Serial data I/O; open-drain, connect to pull-up resistor."
},
{
"number": "16",
"name": "A0",
"type": "input",
"description": "I2C address pin; connect to either logic 1 or logic 0."
},
{
"number": "17",
"name": "BKSEL",
"type": "input",
"description": "Selects memory bank; connect to logic 1 to select bank 1 or logic 0 to select bank 0."
},
{
"number": "18",
"name": "GNDD",
"type": "power_in",
"description": "Digital ground; must be connected to analog ground (GNDA)."
},
{
"number": "19",
"name": "OUT10",
"type": "output",
"description": "DAC output 10 (gamma channel), rail-to-rail."
},
{
"number": "20",
"name": "OUT11",
"type": "output",
"description": "DAC output 11 (gamma channel), rail-to-rail."
},
{
"number": "21",
"name": "OUT12",
"type": "output",
"description": "DAC output 12 (gamma channel), rail-to-rail."
},
{
"number": "22",
"name": "OUT13",
"type": "output",
"description": "DAC output 13 (gamma channel), rail-to-rail."
},
{
"number": "23",
"name": "VS",
"type": "power_in",
"description": "Analog supply connection, operating range 9V to 20V."
},
{
"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 output 14 (gamma channel), rail-to-rail."
},
{
"number": "26",
"name": "OUT15",
"type": "output",
"description": "DAC output 15 (gamma channel), rail-to-rail."
},
{
"number": "27",
"name": "OUT16",
"type": "output",
"description": "DAC output 16 (gamma channel), rail-to-rail."
},
{
"number": "28",
"name": "VCOM1",
"type": "output",
"description": "VCOM channel 1 programmable output, rail-to-rail, able to source/sink 100mA."
},
{
"number": "29",
"name": "PowerPAD",
"type": "power_in",
"description": "Exposed lead-frame die pad on underside; must connect to GNDA and GNDD."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The exposed pad is not in the pin description table. It is numbered 29 here as a convention, and the; VCOM1 and VCOM2 are described only as 'VCOM channel'. The 100mA source/sink figure comes from the el; The datasheet gives no I/O type for OUT pins. I classed them as output based on the DAC output descr",
"1/29 pins cited to the wrong page (name found elsewhere): ['29:PowerPAD@p4']"
],
"pages_sent": 9,
"cost_usd": 0.0729,
"at": "2026-11-10T01:29:19"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/buf16821",
"pages": 29,
"sha256": "6f35fd53b4597964",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "buf16821bipwpr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.2,
9.7,
1.05
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef",
"checked": "2026-11-10",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "buf16821bipwpr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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"zmin_mm": 0.0,
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"footprint_binding": "identity",
"sha256": "6887021a9f11dc5db990c58bf0cd79ea29fd5fe365f03ddb0029ddf756d1f62b",
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}
]
}
}