component
SYN6658
Public Made by Adomby adom
Beijing Yu tone World Tech Audio Interface ICs, LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "syn6658",
"title": "SYN6658",
"brief": "Beijing Yu tone World Tech Audio Interface ICs, LQFP-64(10x10). 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",
"interface ics",
"syn6658",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SYN6658",
"manufacturer": "Beijing Yu tone World Tech",
"package": "LQFP-64(10x10)",
"pin_count": 64,
"category": "Interface ICs",
"subcategory": "Audio Interface ICs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/cc33533345a74b02aa47e88015f244c6.pdf",
"parts": {
"symbol": "syn6658.kicad_sym",
"footprint": "syn6658.kicad_mod",
"model_3d": "syn6658-hero.glb",
"model_3d_plain": "syn6658-etched.glb",
"model_3d_step": "syn6658-etched.step",
"model_3d_step_plain": "syn6658.step",
"lbr": "syn6658.lbr"
},
"distributor_links": {
"lcsc": "C123766"
},
"distributor_check": {
"checked_at": "2026-10-22T22:58:53Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "deferred",
"error": "shared DigiKey quota guard: 730 calls left today"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VDD1",
"type": "power_in",
"description": "1.2V digital power supply input."
},
{
"number": "2",
"name": "UVDD",
"type": "power_in",
"description": "3.3V analog power supply input."
},
{
"number": "3",
"name": "RREF",
"type": "passive",
"description": "Reference voltage pin, connect a 10K pull-down resistor."
},
{
"number": "4",
"name": "UVSS",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "5",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "6",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "7",
"name": "HPVDD",
"type": "power_in",
"description": "3.3V analog power supply input."
},
{
"number": "8",
"name": "AO_P",
"type": "output",
"description": "Audio output, positive."
},
{
"number": "9",
"name": "AO_N",
"type": "output",
"description": "Audio output, negative."
},
{
"number": "10",
"name": "HPVSS",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "11",
"name": "VCM2",
"type": "passive",
"description": "Connect an external 10uF filter capacitor."
},
{
"number": "12",
"name": "VCM3",
"type": "passive",
"description": "Connect an external 10uF filter capacitor."
},
{
"number": "13",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "14",
"name": "AVSS",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "15",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "16",
"name": "DAT7#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "17",
"name": "AVDD",
"type": "power_in",
"description": "3.3V analog power supply input (supplied from pin 22 VDDIO1_O)."
},
{
"number": "18",
"name": "VREF",
"type": "power_in",
"description": "Reference voltage pin, connect a 100nF filter capacitor."
},
{
"number": "19",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "20",
"name": "VDD_I2",
"type": "power_in",
"description": "Chip power supply input (POWER_IN)."
},
{
"number": "21",
"name": "DAT0#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "22",
"name": "VDDIO1_O",
"type": "power_out",
"description": "3.3V output with maximum drive current 100mA, supplies pin 17 AVDD and pin 46 VDDIO2."
},
{
"number": "23",
"name": "VDD2_O",
"type": "power_out",
"description": "1.2V output that supplies pin 1 VDD1."
},
{
"number": "24",
"name": "PLL_V12",
"type": "passive",
"description": "Connect an external filter capacitor of 0.1~1uF."
},
{
"number": "25",
"name": "VSSIO1",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "26",
"name": "XTAL12MI",
"type": "input",
"description": "12M crystal oscillator input."
},
{
"number": "27",
"name": "XTAL12MO",
"type": "output",
"description": "12M crystal oscillator output."
},
{
"number": "28",
"name": "#RST",
"type": "input",
"description": "Reset, active low."
},
{
"number": "29",
"name": "SOP1#",
"type": "input",
"description": "Connect an external 100K pull-up resistor."
},
{
"number": "30",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "31",
"name": "VDD_I1",
"type": "power_in",
"description": "Chip power supply input (POWER_IN)."
},
{
"number": "32",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "33",
"name": "SW12",
"type": "passive",
"description": "Requires an external 10uH inductor and a Schottky diode."
},
{
"number": "34",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "35",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "36",
"name": "SVDD",
"type": "power_in",
"description": "3.3V digital power supply input."
},
{
"number": "37",
"name": "VSSIO2",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "38",
"name": "VDD3_O",
"type": "power_out",
"description": "1.2V digital power output."
},
{
"number": "39",
"name": "RXD/WakeUP2",
"type": "input",
"description": "UART receive / WakeUP2; connect an external 10k pull-up resistor when unused."
},
{
"number": "40",
"name": "R/B",
"type": "output",
"description": "Chip busy status indicator; low level means idle."
},
{
"number": "41",
"name": "TXD/WakeUP3",
"type": "output",
"description": "UART transmit / WakeUP3."
},
{
"number": "42",
"name": "SCLK#",
"type": "input",
"description": "SPI_SCLK, SPI clock."
},
{
"number": "43",
"name": "SSEL#",
"type": "input",
"description": "SPI_SSEL, SPI slave select."
},
{
"number": "44",
"name": "SDI#",
"type": "input",
"description": "SPI_MOSI, SPI data input."
},
{
"number": "45",
"name": "SDO#",
"type": "output",
"description": "SPI_MISO, SPI data output."
},
{
"number": "46",
"name": "VDDIO2",
"type": "power_in",
"description": "3.3V digital power supply input."
},
{
"number": "47",
"name": "WakeUp1",
"type": "input",
"description": "Wake-up pin 1."
},
{
"number": "48",
"name": "WakeUp0",
"type": "input",
"description": "Wake-up pin 0."
},
{
"number": "49",
"name": "DAT1#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "50",
"name": "DAT2#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "51",
"name": "DAT3#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "52",
"name": "VSSIO3",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "53",
"name": "SOP2#",
"type": "input",
"description": "Connect an external 100K pull-up resistor."
},
{
"number": "54",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "55",
"name": "BAUD1",
"type": "input",
"description": "Baud rate configuration port 1."
},
{
"number": "56",
"name": "BAUD0",
"type": "input",
"description": "Baud rate configuration port 0."
},
{
"number": "57",
"name": "DAT4#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "58",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "59",
"name": "DAT5#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "60",
"name": "DAT6#",
"type": "bidirectional",
"description": "Digital signal line."
},
{
"number": "61",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "62",
"name": "TEST",
"type": "input",
"description": "Test pin; connect an external 10K pull-up resistor."
},
{
"number": "63",
"name": "Undefined",
"type": "unconnected",
"description": "Undefined pin; no function given in the datasheet."
},
{
"number": "64",
"name": "SVSS",
"type": "power_in",
"description": "Digital ground."
}
],
"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: Pins labeled 'Undefined' in the datasheet have no stated function; typed unconnected, but confirm th; Direction of the DATx# digital signal lines is not stated; typed bidirectional as a guess.; Names/descriptions look inconsistent: UVSS is described as digital ground and UVDD as 3.3V analog su"
],
"pages_sent": 15,
"cost_usd": 0.1901,
"at": "2026-10-22T22:58:29"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/cc33533345a74b02aa47e88015f244c6.pdf",
"pages": 42,
"sha256": "7e3e67ef074c4eca",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 64,
"described": 64,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
"models_3d": [
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"role": "plain",
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"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "syn6658-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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12,
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"zmin_mm": 0,
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"footprint_binding": "identity",
"sha256": "53366df9b23a0697e8b521e1429f37c73c405dd6f774dbf7d4b338810cac7b66",
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]
},
"metadata": {
"specs": {
"Manufacturer": "Beijing Yu tone World Tech",
"Package": "LQFP-64(10x10)",
"Category": "Interface ICs",
"Pins": "64"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "7e3e67ef074c4ecae1c5a16845ba55280342ee944c656a5a5a8952a55dc9e8ad",
"rows": [
{
"name": "Operating voltage (abs max)",
"symbol": "VDD_I1/VDD_I2",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4.5,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Digital supply voltage (abs max)",
"symbol": "VDD1",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 1.32,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Digital I/O voltage (abs max)",
"symbol": "VDDIO2",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.63,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Digital I/O voltage (abs max)",
"symbol": "SVDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 4,
"conditions": "",
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"source": "datasheet"
},
{
"name": "Analog supply voltage (abs max)",
"symbol": "UVDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.63,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Analog supply voltage (abs max)",
"symbol": "HPVDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.4,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Operating temperature range",
"symbol": "To",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Ts",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Operating voltage",
"symbol": "VDD_I1/VDD_I2",
"kind": "recommended_operating",
"unit": "V",
"min": 3.1,
"typ": 3.6,
"max": 4.5,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Digital supply voltage",
"symbol": "VDD1",
"kind": "recommended_operating",
"unit": "V",
"min": 1.08,
"typ": 1.2,
"max": 1.32,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Digital I/O voltage",
"symbol": "VDDIO2",
"kind": "recommended_operating",
"unit": "V",
"min": 2.97,
"typ": 3.3,
"max": 3.63,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Digital I/O voltage",
"symbol": "SVDD",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": 3.3,
"max": 3.63,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Analog supply voltage",
"symbol": "UVDD",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": 3.3,
"max": 3.63,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Analog supply voltage",
"symbol": "AVDD",
"kind": "recommended_operating",
"unit": "V",
"min": 3.15,
"typ": 3.3,
"max": 3.63,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Input high voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "max printed as VDDIO+0.3",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Input low voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 0.8,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Output high voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 2.4,
"typ": null,
"max": null,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Output low voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Input leakage current",
"symbol": "IL",
"kind": "electrical",
"unit": "uA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Tri-state output leakage current",
"symbol": "IOZ",
"kind": "electrical",
"unit": "uA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Stereo output load resistance",
"symbol": "Rlineout",
"kind": "electrical",
"unit": "Kohm",
"min": 10,
"typ": null,
"max": null,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Headphone output load resistance",
"symbol": "RHP",
"kind": "electrical",
"unit": "ohm",
"min": null,
"typ": 32,
"max": null,
"conditions": "",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Audio DAC operating voltage",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 3,
"typ": 3.3,
"max": 3.6,
"conditions": "Audio DAC characteristics",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Audio DAC min HP load resistance",
"symbol": "",
"kind": "electrical",
"unit": "Ω",
"min": null,
"typ": 32,
"max": null,
"conditions": "Audio DAC characteristics",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Audio DAC max output voltage",
"symbol": "",
"kind": "electrical",
"unit": "Vrms",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "Audio DAC characteristics",
"source_page": 22,
"source": "datasheet"
},
{
"name": "Audio DAC max output power",
"symbol": "",
"kind": "electrical",
"unit": "mW",
"min": null,
"typ": null,
"max": 20,
"conditions": "Audio DAC characteristics",
"source_page": 22,
"source": "datasheet"
}
]
}
},
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