component
SD2017B
Public Made by Adomby adom
Hangzhou SDIC Microelectronics Interface - Specialized, LQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "sd2017b",
"version": "0.1.0",
"type": "component",
"description": "Hangzhou SDIC Microelectronics Interface - Specialized, LQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"interface ics",
"sd2017b",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"sd2017b.kicad_sym",
"sd2017b.kicad_mod",
"sd2017b.glb",
"sd2017b.step",
"sd2017b.lbr",
"docs/hero.png",
"docs/sd2017b-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"sd2017b-hero.glb",
"sd2017b-hero.overlay.json",
"sd2017b-etched.glb"
],
"component": {
"mpn": "SD2017B",
"manufacturer": "Hangzhou SDIC Microelectronics",
"package": "LQFP-32(7x7)",
"pin_count": 32,
"category": "Interface ICs",
"subcategory": "Interface - Specialized",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7374fdffa40e87a42141716cacd292c1.pdf",
"parts": {
"symbol": "sd2017b.kicad_sym",
"footprint": "sd2017b.kicad_mod",
"model_3d": "sd2017b-hero.glb",
"model_3d_plain": "sd2017b-etched.glb",
"model_3d_step": "sd2017b-etched.step",
"model_3d_step_plain": "sd2017b.step",
"lbr": "sd2017b.lbr"
},
"distributor_links": {
"lcsc": "C414102"
},
"distributor_check": {
"checked_at": "2026-10-27T00:10:44Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "TEST5",
"type": "passive",
"description": "Must be connected to VSS."
},
{
"number": "2",
"name": "INRESET",
"type": "input",
"description": "Chip reset input, active low."
},
{
"number": "3",
"name": "IAREF_ENb",
"type": "input",
"description": "Reference enable: low enables the internal 1.5V reference and buffer; high disables them and requires an external 2.5V buffered reference on the REF pin."
},
{
"number": "4",
"name": "TEST8",
"type": "passive",
"description": "Must be connected to VSS."
},
{
"number": "5",
"name": "TEST9",
"type": "passive",
"description": "Must be connected to VSS."
},
{
"number": "6",
"name": "VSS",
"type": "power_in",
"description": "Digital ground, must be at the same voltage as VSSA."
},
{
"number": "7",
"name": "OTXA",
"type": "output",
"description": "HART FSK signal output, connected to the 4-20 mA current loop; drive amplitude 0.5V to 1.0V with 4.7nF to 68nF capacitive load range."
},
{
"number": "8",
"name": "IAREF",
"type": "output",
"description": "Internal 1.5V reference voltage output, to be decoupled with a 1µF capacitor to VSSA."
},
{
"number": "9",
"name": "NC",
"type": "unconnected",
"description": "Leave floating or connect to VSS."
},
{
"number": "10",
"name": "OCBIAS",
"type": "output",
"description": "Sets the bias current; bias resistor RBIAS connects between this pin and VSSA, recommended 330kΩ."
},
{
"number": "11",
"name": "TEST10",
"type": "passive",
"description": "Leave floating or connect to VSS."
},
{
"number": "12",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground, must be at the same voltage as VSS."
},
{
"number": "13",
"name": "VDDA",
"type": "power_in",
"description": "Analog supply, must be at the same voltage as VDD; operating range 2.7V to 5.5V."
},
{
"number": "14",
"name": "IRXA",
"type": "input",
"description": "HART FSK signal input from the 4-20 mA current loop port, input range 0 to 1.5V."
},
{
"number": "15",
"name": "NC",
"type": "unconnected",
"description": "Leave floating or connect to VSS."
},
{
"number": "16",
"name": "NC",
"type": "unconnected",
"description": "Leave floating or connect to VSS."
},
{
"number": "17",
"name": "OXTL",
"type": "output",
"description": "Crystal oscillator output; external 3.6864MHz clock input when using CMOS clock."
},
{
"number": "18",
"name": "IXTL",
"type": "input",
"description": "Crystal oscillator input; tied to VSS when an external CMOS clock is used."
},
{
"number": "19",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground, must be at the same voltage as VSS."
},
{
"number": "20",
"name": "VSS",
"type": "power_in",
"description": "Digital ground, must be at the same voltage as VSSA."
},
{
"number": "21",
"name": "VDD",
"type": "power_in",
"description": "Digital supply, must be at the same voltage as VDDA."
},
{
"number": "22",
"name": "INRTS",
"type": "input",
"description": "Request to send input, active low: low selects transmit mode, high selects receive mode."
},
{
"number": "23",
"name": "ITXD",
"type": "input",
"description": "Transmit data input to the modulator, modulated and sent out via OTXA."
},
{
"number": "24",
"name": "TEST11",
"type": "passive",
"description": "Leave floating or connect to VSS."
},
{
"number": "25",
"name": "ORXD",
"type": "output",
"description": "Demodulated HART data output to the external UART interface."
},
{
"number": "26",
"name": "OCD",
"type": "output",
"description": "Carrier detect output, high when a valid carrier is present on IRXA."
},
{
"number": "27",
"name": "TEST12",
"type": "passive",
"description": "Leave floating or connect to VSS."
},
{
"number": "28",
"name": "TEST1",
"type": "passive",
"description": "Leave floating or connect to VSS."
},
{
"number": "29",
"name": "TEST2",
"type": "passive",
"description": "Leave floating or connect to VSS."
},
{
"number": "30",
"name": "VDD",
"type": "power_in",
"description": "Digital supply, must be at the same voltage as VDDA."
},
{
"number": "31",
"name": "TEST3",
"type": "passive",
"description": "Leave floating or connect to VSS."
},
{
"number": "32",
"name": "TEST4",
"type": "passive",
"description": "Leave floating or connect to VSS."
}
],
"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": null,
"consensus": "skipped (clean text read)",
"guards": "pin_guards 0.1: passed",
"guard_notes": [],
"pages_sent": 8,
"cost_usd": 0.0013,
"at": "2026-10-27T00:10:04"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/7374fdffa40e87a42141716cacd292c1.pdf",
"pages": 8,
"sha256": "24a89c7f8b94e019",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 32,
"described": 32,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sd2017b.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
1.5
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "be0e412f1c66fee70039b0e109e0cc7c823161dda97593718afa97569bc61ce3",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "sd2017b-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
1.5
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "e82cabd5ab13e3aca5a5b37ea8874a05d98ffa09164b9d15ed118a7ab48133ca",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}