component
HX83485-S
Public Made by Adomby adom
ZHHXDZ RS-485 / RS-422 ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "hx83485-s",
"title": "HX83485-S",
"brief": "ZHHXDZ RS-485 / RS-422 ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"manufacturer": "ZHHXDZ",
"package": "SOP-8",
"pin_count": 8,
"category": "Interface",
"subcategory": "RS-485 / RS-422 ICs",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603111988159389696",
"parts": {
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"footprint": "hx83485-s.kicad_mod",
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"lbr": "hx83485-s.lbr"
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"distributor_links": {
"lcsc": "C19186126"
},
"distributor_check": {
"checked_at": "2026-10-18T16:39:03Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "RO",
"type": "output",
"description": "Receiver output: RO is high when V(A)-V(B) is at or above -50mV and low when V(A)-V(B) is at or below -200mV."
},
{
"number": "2",
"name": "RE",
"type": "input",
"description": "Receiver output enable, active low per the datasheet: when RE is high the receiver is turned off, and when RE is high and DE is low the whole chip enters shutdown."
},
{
"number": "3",
"name": "DE",
"type": "input",
"description": "Driver output enable, active high: when DE is high the driver output is enabled, and when DE is low the driver turns off and the output enters a high-resistance state."
},
{
"number": "4",
"name": "DI",
"type": "input",
"description": "Driver data input: with DE high, DI high drives A high and B low, and DI low drives A low and B high."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the device."
},
{
"number": "6",
"name": "A",
"type": "bidirectional",
"description": "Driver output / receiver input, non-inverting bus line A, with ESD protection rated at ±15kV human body model."
},
{
"number": "7",
"name": "B",
"type": "bidirectional",
"description": "Driver output / receiver input, inverting bus line B, with ESD protection rated at ±15kV human body model."
},
{
"number": "8",
"name": "VCC",
"type": "power_in",
"description": "Supply pin for 3.3V/5V operation; the DC characteristics are specified at VCC = 3.3V ±5% and the absolute maximum VCC is +6.0V."
}
],
"provenance": {
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"factory_chain": {
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"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": [
"extractor flagged: The pin table in the extracted text is badly garbled (font-encoding corruption), so pin numbers, nam; Pin 2 (RE) polarity and the RE/DE shutdown wording are partly unreadable in the source text; the act; Pin 6 (A) and pin 7 (B) descriptions are reconstructed from fragments; the datasheet confirms driver"
],
"pages_sent": 5,
"cost_usd": 0.0502,
"at": "2026-10-18T16:38:49"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603111988159389696",
"pages": 5,
"sha256": "2f0238647465cdfe",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 8,
"described": 8,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
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"units": "mm",
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"seat": "z = 0",
"extents_mm": [
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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{
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}
]
},
"metadata": {
"specs": {
"Manufacturer": "ZHHXDZ",
"Package": "SOP-8",
"Category": "Interface",
"Pins": "8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "2f0238647465cdfe2a51f62193f4740b303ce5a06175582993409d5327435c7d",
"rows": [
{
"name": "Supply voltage",
"symbol": "VCC",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Control input voltage (DE, RE)",
"symbol": "DE,RE",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Driver input voltage",
"symbol": "DI",
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"unit": "V",
"min": -0.3,
"typ": null,
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"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Bus pin voltage (A, B)",
"symbol": "A,B",
"kind": "absolute_maximum",
"unit": "V",
"min": -8,
"typ": null,
"max": 13,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "℃",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating temperature",
"symbol": "TOP",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power dissipation",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 471,
"conditions": "SOP-8 (above 70 ℃)",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Soldering temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 300,
"conditions": "10 seconds",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Input high voltage",
"symbol": "VIH1",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "DE, DI, RE; Vcc=+3.3V±5%, TA=25℃",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Input low voltage",
"symbol": "VIL1",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "DE, DI, RE; Vcc=+3.3V±5%, TA=25℃",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Input current",
"symbol": "IIN1",
"kind": "electrical",
"unit": "uA",
"min": -2,
"typ": null,
"max": 2,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "ESD protection, human body model",
"symbol": "",
"kind": "electrical",
"unit": "KV",
"min": -15,
"typ": null,
"max": 15,
"conditions": "Pin A, Pin B, human body model",
"source_page": 2,
"source": "datasheet"
}
]
}
},
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"email": "[email protected]"
},
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