component
SN65LBC175ADR
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Texas Instruments RS-485 / RS-422 ICs, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# SN65LBC175ADR++**Texas Instruments** · RS-485 / RS-422 ICs · SOIC-16++SN65LBC175ADR from Texas Instruments, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | 1B | input | Channel 1 inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 2 | 1A | input | Channel 1 non-inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 3 | 1Y | output | Channel 1 receiver output, which goes high impedance when enable 1,2EN is low or open. |+| 4 | 1,2EN | input | Active-high enable for channels 1 and 2, with VIH of 2 V minimum and VIL of 0.8 V maximum; tie to 3,4EN to enable all four receivers together. |+| 5 | 2Y | output | Channel 2 receiver output, which goes high impedance when enable 1,2EN is low or open. |+| 6 | 2A | input | Channel 2 non-inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 7 | 2B | input | Channel 2 inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 8 | GND | power_in | Device ground, to which all voltages are referenced. |+| 9 | 3B | input | Channel 3 inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 10 | 3A | input | Channel 3 non-inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 11 | 3Y | output | Channel 3 receiver output, which goes high impedance when enable 3,4EN is low or open. |+| 12 | 3,4EN | input | Active-high enable for channels 3 and 4, with VIH of 2 V minimum and VIL of 0.8 V maximum; tie to 1,2EN to enable all four receivers together. |+| 13 | 4Y | output | Channel 4 receiver output, which goes high impedance when enable 3,4EN is low or open. |+| 14 | 4A | input | Channel 4 non-inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 15 | 4B | input | Channel 4 inverting differential bus input, with bus common-mode range of -7 V to 12 V. |+| 16 | VCC | power_in | Device supply, specified at 4.75 V to 5.25 V (5 V nominal). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Interface |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `SN65LBC175ADR`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `sn65lbc175adr-etched.step` / `sn65lbc175adr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn65lbc175adr.step` / `sn65lbc175adr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/sn65lbc175a.pdf) (22 pp, sha256 `fa431e14b0fa8125`, retrieved 2026-10-08, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/sn65lbc175adr-datasheet.pdf)
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tie to 1,2EN to enable all four receivers together."+ },+ {+ "number": "13",+ "name": "4Y",+ "type": "output",+ "description": "Channel 4 receiver output, which goes high impedance when enable 3,4EN is low or open."+ },+ {+ "number": "14",+ "name": "4A",+ "type": "input",+ "description": "Channel 4 non-inverting differential bus input, with bus common-mode range of -7 V to 12 V."+ },+ {+ "number": "15",+ "name": "4B",+ "type": "input",+ "description": "Channel 4 inverting differential bus input, with bus common-mode range of -7 V to 12 V."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Device supply, specified at 4.75 V to 5.25 V (5 V nominal)."+ }+ ],+ "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": 22,+ "cost_usd": 0.0688,+ "at": "2026-10-08T15:58:30"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn65lbc175a.pdf",+ "pages": 22,+ "sha256": "fa431e14b0fa8125",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "sn65lbc175adr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "sn65lbc175adr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "b1f193cb62cb358cb38c9dd64db89cb95b8c2d0608283b725a792fdf39d9450d",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}