component
HT3485ARZ
Public Made by Adomby adom
HTCSEMI RS-485 / RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -36,6 +36,20 @@ HT3485ARZ from HTCSEMI, in a SOP-8. Pinout and pin descriptions extracted from t - Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm` - 3D model: SOP-8 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`ht3485arz.step`](ht3485arz.step) | 122 KB | You want the bare part, or you mark your own boards. |+| [`ht3485arz-etched.step`](ht3485arz-etched.step) | 1.9 MB | You want the part with `HT3485ARZ` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 485 faces against 147 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance Data extracted from the manufacturer datasheet, not a distributor listing:
package.json+1−1@@ -1,6 +1,6 @@ { "slug": "ht3485arz",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "HTCSEMI RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+7−7@@ -4,7 +4,7 @@ "slug": "ht3485arz", "title": "HT3485ARZ", "brief": "HTCSEMI RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -34,7 +34,7 @@ "number": "1", "name": "RO", "type": "output",- "description": "Receiver output. CMOS logic-level output driven from the differential receiver comparing A vs B (threshold \u00b10.2 V). High-Z (OFF state) when RE is deasserted (high)."+ "description": "Receiver output. CMOS logic-level output driven from the differential receiver comparing A vs B (threshold ±0.2 V). High-Z (OFF state) when RE is deasserted (high)." }, { "number": "2",@@ -52,7 +52,7 @@ "number": "4", "name": "DI", "type": "input",- "description": "Transmitter (driver) input. CMOS logic-level input that sets the differential state of the A/B bus lines when DE is high. VIL \u2264 0.8 V, VIH \u2265 2.0 V."+ "description": "Transmitter (driver) input. CMOS logic-level input that sets the differential state of the A/B bus lines when DE is high. VIL ≤ 0.8 V, VIH ≥ 2.0 V." }, { "number": "5",@@ -150,9 +150,9 @@ "docs/hero.png", "docs/ht3485arz-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ],- "visibility": {- "public": true- }+ "visibility": "public",+ "description": "HTCSEMI RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D." }