component
DS92LV2421SQ
Public Made by Adomby adom
Texas Instruments Serializers / Deserializers, WQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "ds92lv2421sq",
"title": "DS92LV2421SQ",
"brief": "Texas Instruments Serializers / Deserializers, WQFN-48-EP(7x7). 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",
"communication interface chip-uart-485-232",
"ds92lv2421sq",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "DS92LV2421SQ",
"manufacturer": "Texas Instruments",
"package": "WQFN-48-EP(7x7)",
"pin_count": 49,
"category": "Communication Interface Chip/UART/485/232",
"subcategory": "Serializers / Deserializers",
"datasheet": "https://www.ti.com/cn/lit/gpn/ds92lv2421",
"parts": {
"symbol": "ds92lv2421sq.kicad_sym",
"footprint": "ds92lv2421sq.kicad_mod",
"model_3d": "ds92lv2421sq-hero.glb",
"model_3d_plain": "ds92lv2421sq-etched.glb",
"model_3d_step": "ds92lv2421sq-etched.step",
"model_3d_step_plain": "ds92lv2421sq.step",
"lbr": "ds92lv2421sq.lbr"
},
"distributor_links": {
"lcsc": "C2876346"
},
"distributor_check": {
"checked_at": "2026-10-28T15:46:55Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "DI22",
"type": "input",
"description": "Parallel interface data input (blue channel bus DI[23:16]), LVCMOS with pulldown."
},
{
"number": "2",
"name": "DI23",
"type": "input",
"description": "Parallel interface data input, MSB of the 8-bit blue channel (DI23 = B7), LVCMOS with pulldown."
},
{
"number": "3",
"name": "CI2",
"type": "input",
"description": "Control signal input for horizontal sync; pulse width must be 3 clocks or longer when the control signal filter is enabled, and the signal is limited to 2 transitions per 130 clocks."
},
{
"number": "4",
"name": "CI3",
"type": "input",
"description": "Control signal input for vertical sync, limited to 1 transition per 130 clock cycles so the minimum pulse width is 130 clock cycles."
},
{
"number": "5",
"name": "CI1",
"type": "input",
"description": "Control signal input for data enable; pulse width must be 3 clocks or longer when the control signal filter is enabled, and the signal is limited to 2 transitions per 130 clocks."
},
{
"number": "6",
"name": "ID[x]",
"type": "input",
"description": "I2C serial control bus device ID address select (optional, analog), set by a resistor to ground and a 10-kΩ pullup to the 1.8-V rail."
},
{
"number": "7",
"name": "VDDL",
"type": "power_in",
"description": "Logic power supply, 1.8 V ± 5%."
},
{
"number": "8",
"name": "SCL",
"type": "input",
"description": "I2C serial control bus clock input (optional), LVCMOS; requires an external pullup resistor to VDDIO."
},
{
"number": "9",
"name": "SDA",
"type": "bidirectional",
"description": "I2C serial control bus data input or output (optional), LVCMOS open drain; requires an external pullup resistor to VDDIO."
},
{
"number": "10",
"name": "CLKIN",
"type": "input",
"description": "Pixel clock input, LVCMOS with pulldown; latch or data strobe edge is set by RFB."
},
{
"number": "11",
"name": "RFB",
"type": "input",
"description": "Clock input latch or data strobe edge select, LVCMOS with pulldown; RFB = 1 latches on the rising edge and RFB = 0 on the falling edge."
},
{
"number": "12",
"name": "CONFIG[0]",
"type": "input",
"description": "Configuration input (LSB of CONFIG[1:0]), LVCMOS with pulldown; 00 disables and 01 enables the control signal filter."
},
{
"number": "13",
"name": "CONFIG[1]",
"type": "input",
"description": "Configuration input (MSB of CONFIG[1:0]), LVCMOS with pulldown; 10 selects DS90UR124/DS99R124Q-Q1 reverse compatibility and 11 selects DS90C124 reverse compatibility."
},
{
"number": "14",
"name": "VDDP",
"type": "power_in",
"description": "PLL power supply, 1.8 V ± 5%."
},
{
"number": "15",
"name": "RES0",
"type": "input",
"description": "Reserved pin, must be tied low, LVCMOS with pulldown."
},
{
"number": "16",
"name": "RES1",
"type": "input",
"description": "Reserved pin, must be tied low, LVCMOS with pulldown."
},
{
"number": "17",
"name": "VDDHS",
"type": "power_in",
"description": "TX high-speed logic power supply, 1.8 V ± 5%."
},
{
"number": "18",
"name": "RES2",
"type": "input",
"description": "Reserved pin, must be tied low, LVCMOS with pulldown."
},
{
"number": "19",
"name": "DOUT-",
"type": "output",
"description": "Inverting CML serial output, which must be AC-coupled with a 0.1-µF capacitor."
},
{
"number": "20",
"name": "DOUT+",
"type": "output",
"description": "Non-inverting CML serial output, which must be AC-coupled with a 0.1-µF capacitor."
},
{
"number": "21",
"name": "PDB",
"type": "input",
"description": "Power-down input, LVCMOS with pulldown; PDB = 1 enables the serializer, and PDB = 0 powers it down with DOUT± both logic high."
},
{
"number": "22",
"name": "VDDTX",
"type": "power_in",
"description": "Output driver power supply, 1.8 V ± 5%."
},
{
"number": "23",
"name": "De-Emph",
"type": "input",
"description": "De-emphasis control, analog with pullup; leaving the pin floating disables de-emphasis, and a resistor to GND enables it."
},
{
"number": "24",
"name": "VODSEL",
"type": "input",
"description": "Differential driver output voltage select, LVCMOS with pulldown; VODSEL = 1 gives VOD ±420 mV (840 mVp-p typical), and VODSEL = 0 gives ±280 mV (560 mVp-p typical)."
},
{
"number": "25",
"name": "DI0",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown; DI0 is the LSB of the red channel."
},
{
"number": "26",
"name": "DI1",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
},
{
"number": "27",
"name": "DI2",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
},
{
"number": "28",
"name": "DI3",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
},
{
"number": "29",
"name": "DI4",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
},
{
"number": "30",
"name": "VDDIO",
"type": "power_in",
"description": "LVCMOS I/O power supply, 1.8 V ± 5% or 3.3 V ± 10%."
},
{
"number": "31",
"name": "BISTEN",
"type": "input",
"description": "BIST mode enable input (optional), LVCMOS with pulldown; 0 disables BIST and 1 enables it."
},
{
"number": "32",
"name": "DI5",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
},
{
"number": "33",
"name": "DI6",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
},
{
"number": "34",
"name": "DI7",
"type": "input",
"description": "Parallel interface data input, MSB of the 8-bit red channel (DI7 = R7), LVCMOS with pulldown."
},
{
"number": "35",
"name": "DI8",
"type": "input",
"description": "Parallel interface data input, LSB of the 8-bit green channel (DI8 = G0), LVCMOS with pulldown."
},
{
"number": "36",
"name": "DI9",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
},
{
"number": "37",
"name": "DI10",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
},
{
"number": "38",
"name": "DI11",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
},
{
"number": "39",
"name": "DI12",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
},
{
"number": "40",
"name": "DI13",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
},
{
"number": "41",
"name": "DI14",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
},
{
"number": "42",
"name": "DI15",
"type": "input",
"description": "Parallel interface data input, MSB of the 8-bit green channel (DI15 = G7), LVCMOS with pulldown."
},
{
"number": "43",
"name": "DI16",
"type": "input",
"description": "Parallel interface data input, LSB of the 8-bit blue channel (DI16 = B0), LVCMOS with pulldown."
},
{
"number": "44",
"name": "DI17",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
},
{
"number": "45",
"name": "DI18",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
},
{
"number": "46",
"name": "DI19",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
},
{
"number": "47",
"name": "DI20",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
},
{
"number": "48",
"name": "DI21",
"type": "input",
"description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
},
{
"number": "49",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"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": [],
"pages_sent": 24,
"cost_usd": 0.0529,
"at": "2026-10-28T15:46:24"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/ds92lv2421",
"pages": 63,
"sha256": "fc1db9e30fd022db",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ds92lv2421sq.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7,
7,
0.77
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ds92lv2421sq-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7,
7,
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "66dfb059f62585ce2ddca81bb70bba6f1ae1f0dc3a3924969b97059079d192cf",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-48-EP(7x7)",
"Category": "Communication Interface Chip/UART/485/232",
"Pins": "49"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "fc1db9e30fd022dbb2ed1e66326646fec7647327f893e431562daa87a520b2a0",
"rows": [
{
"name": "Supply voltage VDDn (1.8 V)",
"symbol": "VDDn",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 2.5,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Supply voltage VDDIO",
"symbol": "VDDIO",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "LVCMOS I/O voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Receiver input voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Driver output voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Maximum power dissipation capacity at 25°C (48L RHS package)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 225,
"conditions": "48L RHS package",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Junction temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VDDn supply voltage",
"symbol": "VDDn",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": 1.8,
"max": 1.89,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VDDIO LVCMOS supply voltage (1.8 V option)",
"symbol": "VDDIO",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": 1.8,
"max": 1.89,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VDDIO LVCMOS supply voltage (3.3 V option)",
"symbol": "VDDIO",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": 3.3,
"max": 3.6,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Clock frequency",
"symbol": "",
"kind": "recommended_operating",
"unit": "MHz",
"min": 10,
"typ": null,
"max": 75,
"conditions": "",
"source_page": 10,
"source": "datasheet"
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{
"name": "Supply noise",
"symbol": "",
"kind": "recommended_operating",
"unit": "mVp-p",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Operating free-air temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": 25,
"max": 85,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Junction-to-ambient thermal resistance (RHS 48 pins)",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 30.3,
"max": null,
"conditions": "Based on nine thermal vias",
"source_page": 11,
"source": "datasheet"
},
{
"name": "Junction-to-case (top) thermal resistance (RHS 48 pins)",
"symbol": "RθJC(top)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 11.5,
"max": null,
"conditions": "Based on nine thermal vias",
"source_page": 11,
"source": "datasheet"
},
{
"name": "Junction-to-board thermal resistance (RHS 48 pins)",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 7.3,
"max": null,
"conditions": "",
"source_page": 11,
"source": "datasheet"
},
{
"name": "Junction-to-case (bottom) thermal resistance (RHS 48 pins)",
"symbol": "RθJC(bot)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 2.7,
"max": null,
"conditions": "",
"source_page": 11,
"source": "datasheet"
},
{
"name": "High level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 2.2,
"typ": null,
"max": null,
"conditions": "VDDIO = 3 V to 3.6 V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "Low level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "VDDIO = 3 V to 3.6 V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "Input current",
"symbol": "IIN",
"kind": "electrical",
"unit": "µA",
"min": -15,
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