component
TD322D485H-A
Public Made by Adomby adom
YLPTEC RS485 Bus Modules, DIP-12. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+49@@ -0,0 +1,49 @@+# TD322D485H-A++**YLPTEC** · RS485 Bus Modules · DIP-12++TD322D485H-A from YLPTEC, in a DIP-12. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VCC | power_in | Supply voltage positive, 3.15-3.45 VDC for TD322D485H-A model |+| 2 | GND | power_in | Supply voltage ground reference |+| 3 | TXD1 | input | Transmit data input for channel 1, accepts 3.3V UART logic levels |+| 4 | RXD1 | output | Receive data output for channel 1, drives 3.3V UART logic levels |+| 5 | TXD2 | input | Transmit data input for channel 2, accepts 3.3V UART logic levels |+| 6 | RXD2 | output | Receive data output for channel 2, drives 3.3V UART logic levels |+| 7 | A2 | bidirectional | RS-485 differential A signal for channel 2, common mode range -7V to +12V, input impedance 48 ohms |+| 8 | B2 | bidirectional | RS-485 differential B signal for channel 2, common mode range -7V to +12V, input impedance 48 ohms |+| 9 | G2 | power_in | Isolated power domain reference ground for channel 2, may be left floating if not used |+| 10 | A1 | bidirectional | RS-485 differential A signal for channel 1, common mode range -7V to +12V, input impedance 48 ohms |+| 11 | B1 | bidirectional | RS-485 differential B signal for channel 1, common mode range -7V to +12V, input impedance 48 ohms |+| 12 | G1 | power_in | Isolated power domain reference ground for channel 1, may be left floating if not used |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | YLPTEC |+| Package | DIP-12 |+| Category | IoT/Communication Modules |+| Pins | 12 |++## CAD (KiCad official)++- Symbol: `TD322D485H-A`+- Footprint: `Package_DIP:DIP-12_W7.62mm`+- 3D model: DIP-12 (KiCad packages3D, STEP)+- 3D model files: `td322d485h-a-etched.step` / `td322d485h-a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `td322d485h-a.step` / `td322d485h-a.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [YLPTEC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603169889712820224) (5 pp, sha256 `e28d45acbfdca7ad`, retrieved 2026-09-18, 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 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/td322d485h-a-datasheet.pdf)
page.jsonadded+167@@ -0,0 +1,167 @@+{+ "slug": "td322d485h-a",+ "version": "0.1.0",+ "type": "component",+ "description": "YLPTEC RS485 Bus Modules, DIP-12. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "iot-communication modules",+ "td322d485h-a",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "td322d485h-a.kicad_sym",+ "td322d485h-a.kicad_mod",+ "td322d485h-a.glb",+ "td322d485h-a.step",+ "td322d485h-a.lbr",+ "docs/hero.png",+ "docs/td322d485h-a-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TD322D485H-A",+ "manufacturer": "YLPTEC",+ "package": "DIP-12",+ "pin_count": 12,+ "category": "IoT/Communication Modules",+ "subcategory": "RS485 Bus Modules",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603169889712820224",+ "parts": {+ "symbol": "td322d485h-a.kicad_sym",+ "footprint": "td322d485h-a.kicad_mod",+ "model_3d": "td322d485h-a-etched.glb",+ "model_3d_plain": "td322d485h-a.glb",+ "model_3d_step": "td322d485h-a-etched.step",+ "model_3d_step_plain": "td322d485h-a.step",+ "lbr": "td322d485h-a.lbr"+ },+ "distributor_links": {+ "lcsc": "C5451833"+ },+ "pins": [+ {+ "number": "1",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage positive, 3.15-3.45 VDC for TD322D485H-A model"+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Supply voltage ground reference"+ },+ {+ "number": "3",+ "name": "TXD1",+ "type": "input",+ "description": "Transmit data input for channel 1, accepts 3.3V UART logic levels"+ },+ {+ "number": "4",+ "name": "RXD1",+ "type": "output",+ "description": "Receive data output for channel 1, drives 3.3V UART logic levels"+ },+ {+ "number": "5",+ "name": "TXD2",+ "type": "input",+ "description": "Transmit data input for channel 2, accepts 3.3V UART logic levels"+ },+ {+ "number": "6",+ "name": "RXD2",+ "type": "output",+ "description": "Receive data output for channel 2, drives 3.3V UART logic levels"+ },+ {+ "number": "7",+ "name": "A2",+ "type": "bidirectional",+ "description": "RS-485 differential A signal for channel 2, common mode range -7V to +12V, input impedance 48 ohms"+ },+ {+ "number": "8",+ "name": "B2",+ "type": "bidirectional",+ "description": "RS-485 differential B signal for channel 2, common mode range -7V to +12V, input impedance 48 ohms"+ },+ {+ "number": "9",+ "name": "G2",+ "type": "power_in",+ "description": "Isolated power domain reference ground for channel 2, may be left floating if not used"+ },+ {+ "number": "10",+ "name": "A1",+ "type": "bidirectional",+ "description": "RS-485 differential A signal for channel 1, common mode range -7V to +12V, input impedance 48 ohms"+ },+ {+ "number": "11",+ "name": "B1",+ "type": "bidirectional",+ "description": "RS-485 differential B signal for channel 1, common mode range -7V to +12V, input impedance 48 ohms"+ },+ {+ "number": "12",+ "name": "G1",+ "type": "power_in",+ "description": "Isolated power domain reference ground for channel 1, may be left floating if not used"+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pins 9 (G2) and 12 (G1) labeled as 'isolated power output ground' but module specification explicitl; Pin definitions table entries for pins 5 and 6 show '发送脚 1' and '接收脚 1' respectively in the descript"+ ],+ "pages_sent": 5,+ "cost_usd": 0.1862,+ "at": "2026-09-18T05:31:27"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603169889712820224",+ "pages": 5,+ "sha256": "e28d45acbfdca7ad",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 12,+ "described": 12,+ "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]"+ }+}