component
MAX3221IPWR
Public Made by Adomby adom
Texas Instruments RS232 ICs, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# MAX3221IPWR++**Texas Instruments** · RS232 ICs · TSSOP-16++MAX3221IPWR from Texas Instruments, in a TSSOP-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 | EN | input | Low input enables the receiver ROUT output; a high input sets ROUT to high impedance. |+| 2 | C1+ | passive | Positive terminal of the voltage-doubler charge-pump capacitors (C1). |+| 3 | V+ | power_out | 5.5-V supply generated by the charge pump. |+| 4 | C1- | passive | Negative terminal of the voltage-doubler charge-pump capacitors (C1). |+| 5 | C2+ | passive | Positive terminal of the voltage-doubler charge-pump capacitors (C2). |+| 6 | C2- | passive | Negative terminal of the voltage-doubler charge-pump capacitors (C2). |+| 7 | V- | power_out | -5.5-V supply generated by the charge pump. |+| 8 | RIN | input | RS-232 receiver input, rated for a receiver input voltage of -25 V to 25 V. |+| 9 | ROUT | output | Receiver output; ROUT to GND is rated from -0.3 V to VCC + 0.3 V. |+| 10 | INVALID | output | Invalid output that goes low when all RIN inputs are unpowered. |+| 11 | DIN | input | Driver input that must be held at a valid low or high logic level and must not be left unconnected. |+| 12 | FORCEON | input | Automatic power-down control input that must not be left unconnected. |+| 13 | DOUT | output | RS-232 driver output, rated to ±13.2 V to GND. |+| 14 | GND | power_in | Ground reference for the device. |+| 15 | VCC | power_in | 3-V to 5.5-V supply voltage. |+| 16 | FORCEOFF | input | Automatic power-down control input that must not be left unconnected. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-16 |+| Category | Interface |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `MAX3221IPWR`+- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`+- 3D model: TSSOP-16 (KiCad packages3D, STEP)+- 3D model files: `max3221ipwr-etched.step` / `max3221ipwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `max3221ipwr.step` / `max3221ipwr.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/max3221) (27 pp, sha256 `c76ba6abfe263b39`, retrieved 2026-10-08, 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-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/max3221ipwr-datasheet.pdf)
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Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "max3221ipwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "max3221ipwr.kicad_sym",+ "max3221ipwr.kicad_mod",+ "max3221ipwr.glb",+ "max3221ipwr.step",+ "max3221ipwr.lbr",+ "docs/hero.png",+ "docs/max3221ipwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "max3221ipwr-hero.glb",+ "max3221ipwr-hero.overlay.json"+ ],+ "component": {+ "mpn": "MAX3221IPWR",+ "manufacturer": "Texas Instruments",+ "package": "TSSOP-16",+ "pin_count": 16,+ "category": "Interface",+ "subcategory": "RS232 ICs",+ "datasheet": "https://www.ti.com/cn/lit/gpn/max3221",+ "parts": {+ "symbol": "max3221ipwr.kicad_sym",+ "footprint": "max3221ipwr.kicad_mod",+ "model_3d": "max3221ipwr-hero.glb",+ "model_3d_plain": "max3221ipwr.glb",+ "model_3d_step": "max3221ipwr-etched.step",+ "model_3d_step_plain": "max3221ipwr.step",+ "lbr": "max3221ipwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C44383",+ "digikey": "296-9596-2-ND",+ "mouser": "595-MAX3221IPWR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T18:23:48Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-9596-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-MAX3221IPWR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "EN",+ "type": "input",+ "description": "Low input enables the receiver ROUT output; a high input sets ROUT to high impedance."+ },+ {+ "number": "2",+ "name": "C1+",+ "type": "passive",+ "description": "Positive terminal of the voltage-doubler charge-pump capacitors (C1)."+ },+ {+ "number": "3",+ "name": "V+",+ "type": "power_out",+ "description": "5.5-V supply generated by the charge pump."+ },+ {+ "number": "4",+ "name": "C1-",+ "type": "passive",+ "description": "Negative terminal of the voltage-doubler charge-pump capacitors (C1)."+ },+ {+ "number": "5",+ "name": "C2+",+ "type": "passive",+ "description": "Positive terminal of the voltage-doubler charge-pump capacitors (C2)."+ },+ {+ "number": "6",+ "name": "C2-",+ "type": "passive",+ "description": "Negative terminal of the voltage-doubler charge-pump capacitors (C2)."+ },+ {+ "number": "7",+ "name": "V-",+ "type": "power_out",+ "description": "-5.5-V supply generated by the charge pump."+ },+ {+ "number": "8",+ "name": "RIN",+ "type": "input",+ "description": "RS-232 receiver input, rated for a receiver input voltage of -25 V to 25 V."+ },+ {+ "number": "9",+ "name": "ROUT",+ "type": "output",+ "description": "Receiver output; ROUT to GND is rated from -0.3 V to VCC + 0.3 V."+ },+ {+ "number": "10",+ "name": "INVALID",+ "type": "output",+ "description": "Invalid output that goes low when all RIN inputs are unpowered."+ },+ {+ "number": "11",+ "name": "DIN",+ "type": "input",+ "description": "Driver input that must be held at a valid low or high logic level and must not be left unconnected."+ },+ {+ "number": "12",+ "name": "FORCEON",+ "type": "input",+ "description": "Automatic power-down control input that must not be left unconnected."+ },+ {+ "number": "13",+ "name": "DOUT",+ "type": "output",+ "description": "RS-232 driver output, rated to ±13.2 V to GND."+ },+ {+ "number": "14",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the device."+ },+ {+ "number": "15",+ "name": "VCC",+ "type": "power_in",+ "description": "3-V to 5.5-V supply voltage."+ },+ {+ "number": "16",+ "name": "FORCEOFF",+ "type": "input",+ "description": "Automatic power-down control input that must not be left unconnected."+ }+ ],+ "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": 27,+ "cost_usd": 0.1092,+ "at": "2026-10-08T18:23:16"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/max3221",+ "pages": 27,+ "sha256": "c76ba6abfe263b39",+ "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": "max3221ipwr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "max3221ipwr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "450476fed1789052342bf56dd7fc51c15ddc4c24d092844e66b615829c3289ee",+ "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]"+ }+}