component
SN75173DR
Public Made by Adomby adom
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 @@+# SN75173DR++**Texas Instruments** · RS-485 / RS-422 ICs · SOIC-16++SN75173DR 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 input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 2 | 1A | input | Channel 1 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 3 | 1Y | tri_state | Channel 1 receiver output, 3-state with high impedance when disabled. |+| 4 | G | input | Active-high enable input for receivers; enables outputs when logic high. |+| 5 | 2Y | tri_state | Channel 2 receiver output, 3-state with high impedance when disabled. |+| 6 | 2A | input | Channel 2 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 7 | 2B | input | Channel 2 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 8 | GND | power_in | Ground connection. |+| 9 | 3B | input | Channel 3 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 10 | 3A | input | Channel 3 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 11 | 3Y | tri_state | Channel 3 receiver output, 3-state with high impedance when disabled. |+| 12 | G | input | Active-low enable input for receivers; enables outputs when logic low. |+| 13 | 4Y | tri_state | Channel 4 receiver output, 3-state with high impedance when disabled. |+| 14 | 4A | input | Channel 4 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 15 | 4B | input | Channel 4 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity. |+| 16 | VCC | power_in | Device supply voltage, 4.75 V to 5.25 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Interface |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `SN75173DR`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `sn75173dr-etched.step` / `sn75173dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn75173dr.step` / `sn75173dr.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/sn75173.pdf) (26 pp, sha256 `3b3e1a2155cfabaf`, retrieved 2026-10-05, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (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/sn75173dr-datasheet.pdf)
page.jsonadded+206@@ -0,0 +1,206 @@+{+ "slug": "sn75173dr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments RS-485 / RS-422 ICs, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "sn75173dr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "sn75173dr.kicad_sym",+ "sn75173dr.kicad_mod",+ "sn75173dr.glb",+ "sn75173dr.step",+ "sn75173dr.lbr",+ "docs/hero.png",+ "docs/sn75173dr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "sn75173dr-hero.glb",+ "sn75173dr-hero.overlay.json"+ ],+ "component": {+ "mpn": "SN75173DR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Interface",+ "subcategory": "RS-485 / RS-422 ICs",+ "datasheet": "https://www.ti.com/lit/ds/symlink/sn75173.pdf",+ "parts": {+ "symbol": "sn75173dr.kicad_sym",+ "footprint": "sn75173dr.kicad_mod",+ "model_3d": "sn75173dr-hero.glb",+ "model_3d_plain": "sn75173dr.glb",+ "model_3d_step": "sn75173dr-etched.step",+ "model_3d_step_plain": "sn75173dr.step",+ "lbr": "sn75173dr.lbr"+ },+ "distributor_links": {+ "lcsc": 2671349,+ "digikey": "296-14953-2-ND",+ "mouser": "595-SN75173DR"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T22:16:15Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-14953-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-SN75173DR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "1B",+ "type": "input",+ "description": "Channel 1 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "2",+ "name": "1A",+ "type": "input",+ "description": "Channel 1 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "3",+ "name": "1Y",+ "type": "tri_state",+ "description": "Channel 1 receiver output, 3-state with high impedance when disabled."+ },+ {+ "number": "4",+ "name": "G",+ "type": "input",+ "description": "Active-high enable input for receivers; enables outputs when logic high."+ },+ {+ "number": "5",+ "name": "2Y",+ "type": "tri_state",+ "description": "Channel 2 receiver output, 3-state with high impedance when disabled."+ },+ {+ "number": "6",+ "name": "2A",+ "type": "input",+ "description": "Channel 2 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "7",+ "name": "2B",+ "type": "input",+ "description": "Channel 2 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "9",+ "name": "3B",+ "type": "input",+ "description": "Channel 3 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "10",+ "name": "3A",+ "type": "input",+ "description": "Channel 3 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "11",+ "name": "3Y",+ "type": "tri_state",+ "description": "Channel 3 receiver output, 3-state with high impedance when disabled."+ },+ {+ "number": "12",+ "name": "G",+ "type": "input",+ "description": "Active-low enable input for receivers; enables outputs when logic low."+ },+ {+ "number": "13",+ "name": "4Y",+ "type": "tri_state",+ "description": "Channel 4 receiver output, 3-state with high impedance when disabled."+ },+ {+ "number": "14",+ "name": "4A",+ "type": "input",+ "description": "Channel 4 non-inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "15",+ "name": "4B",+ "type": "input",+ "description": "Channel 4 inverting differential input with ±12 V common-mode range and ±200 mV input sensitivity."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Device supply voltage, 4.75 V to 5.25 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 26,+ "cost_usd": 0.1464,+ "at": "2026-10-05T22:16:00"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn75173.pdf",+ "pages": 26,+ "sha256": "3b3e1a2155cfabaf",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}