component
TRSF3221EIDBR
Public Made by Adomby adom
Texas Instruments RS232 ICs, SSOP-16-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# TRSF3221EIDBR++**Texas Instruments** · RS232 ICs · SSOP-16-208mil++TRSF3221EIDBR from Texas Instruments, in a SSOP-16-208mil. 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 | EN | input | Low input enables receiver ROUT output; high input sets ROUT to high impedance. |+| 2 | C1+ | passive | Positive lead of C1 capacitor. |+| 3 | V+ | power_out | Positive charge pump output for storage capacitor only. |+| 4 | C1− | passive | Negative lead of C1 capacitor. |+| 5 | C2+ | passive | Positive lead of C2 capacitor. |+| 6 | C2− | passive | Negative lead of C2 capacitor. |+| 7 | V− | power_out | Negative charge pump output for storage capacitor only. |+| 8 | RIN | input | RS232 line data input (from remote RS232 system). |+| 9 | ROUT | output | Logic data output (to UART). |+| 10 | INVALID | output | Invalid output pin. Output low when RIN input is unpowered. |+| 11 | DIN | input | Logic data input (from UART). |+| 12 | FORCEON | input | Automatic power-down control input. |+| 13 | DOUT | output | RS232 line data output (to remote RS232 system). |+| 14 | GND | power_in | Ground. |+| 15 | VCC | power_in | Supply Voltage, Connect to external 3V to 5.5V power supply. |+| 16 | FORCEOFF | input | Automatic power-down control input. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SSOP-16-208mil |+| Category | Interface |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `TRSF3221EIDBR`+- Footprint: `Package_SO:SSOP-16_5.3x6.2mm_P0.65mm`+- 3D model: SSOP-16-208mil (KiCad packages3D, STEP)+- 3D model files: `trsf3221eidbr-etched.step` / `trsf3221eidbr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `trsf3221eidbr.step` / `trsf3221eidbr.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/cn/lit/gpn/trsf3221e) (37 pp, sha256 `e624fd35ca2b0a97`, retrieved 2026-10-07, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **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/trsf3221eidbr-datasheet.pdf)
page.jsonadded+246@@ -0,0 +1,246 @@+{+ "slug": "trsf3221eidbr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments RS232 ICs, SSOP-16-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "trsf3221eidbr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "trsf3221eidbr.kicad_sym",+ "trsf3221eidbr.kicad_mod",+ "trsf3221eidbr.glb",+ "trsf3221eidbr.step",+ "trsf3221eidbr.lbr",+ "docs/hero.png",+ "docs/trsf3221eidbr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "trsf3221eidbr-hero.glb",+ "trsf3221eidbr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TRSF3221EIDBR",+ "manufacturer": "Texas Instruments",+ "package": "SSOP-16-208mil",+ "pin_count": 16,+ "category": "Interface",+ "subcategory": "RS232 ICs",+ "datasheet": "https://www.ti.com/cn/lit/gpn/trsf3221e",+ "parts": {+ "symbol": "trsf3221eidbr.kicad_sym",+ "footprint": "trsf3221eidbr.kicad_mod",+ "model_3d": "trsf3221eidbr-hero.glb",+ "model_3d_plain": "trsf3221eidbr.glb",+ "model_3d_step": "trsf3221eidbr-etched.step",+ "model_3d_step_plain": "trsf3221eidbr.step",+ "lbr": "trsf3221eidbr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2671334",+ "digikey": "296-25072-2-ND",+ "mouser": "595-TRSF3221EIDBR"+ },+ "distributor_check": {+ "checked_at": "2026-10-07T07:15:52Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-25072-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TRSF3221EIDBR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "EN",+ "type": "input",+ "description": "Low input enables receiver ROUT output; high input sets ROUT to high impedance."+ },+ {+ "number": "2",+ "name": "C1+",+ "type": "passive",+ "description": "Positive lead of C1 capacitor."+ },+ {+ "number": "3",+ "name": "V+",+ "type": "power_out",+ "description": "Positive charge pump output for storage capacitor only."+ },+ {+ "number": "4",+ "name": "C1−",+ "type": "passive",+ "description": "Negative lead of C1 capacitor."+ },+ {+ "number": "5",+ "name": "C2+",+ "type": "passive",+ "description": "Positive lead of C2 capacitor."+ },+ {+ "number": "6",+ "name": "C2−",+ "type": "passive",+ "description": "Negative lead of C2 capacitor."+ },+ {+ "number": "7",+ "name": "V−",+ "type": "power_out",+ "description": "Negative charge pump output for storage capacitor only."+ },+ {+ "number": "8",+ "name": "RIN",+ "type": "input",+ "description": "RS232 line data input (from remote RS232 system)."+ },+ {+ "number": "9",+ "name": "ROUT",+ "type": "output",+ "description": "Logic data output (to UART)."+ },+ {+ "number": "10",+ "name": "INVALID",+ "type": "output",+ "description": "Invalid output pin. Output low when RIN input is unpowered."+ },+ {+ "number": "11",+ "name": "DIN",+ "type": "input",+ "description": "Logic data input (from UART)."+ },+ {+ "number": "12",+ "name": "FORCEON",+ "type": "input",+ "description": "Automatic power-down control input."+ },+ {+ "number": "13",+ "name": "DOUT",+ "type": "output",+ "description": "RS232 line data output (to remote RS232 system)."+ },+ {+ "number": "14",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "15",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply Voltage, Connect to external 3V to 5.5V power supply."+ },+ {+ "number": "16",+ "name": "FORCEOFF",+ "type": "input",+ "description": "Automatic power-down control input."+ }+ ],+ "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": 11,+ "cost_usd": 0.1465,+ "at": "2026-10-07T07:15:35"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/trsf3221e",+ "pages": 37,+ "sha256": "e624fd35ca2b0a97",+ "source_tier": "lcsc"+ },+ "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": "trsf3221eidbr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 7.8,+ 6.2,+ 2.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "d0e11e46aeca5dbaa5c4bb538f3f4899761267cabdeba6486325ae9e979c03ef",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "trsf3221eidbr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 7.8,+ 6.2,+ 2.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "6a9c6f088e17056c04dc0fb60aa3c0958ff77093e6778e75ffb0a03221bdc05f",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}