component
TRS232EIDWR
Public Made by Adomby adom
Texas Instruments RS232 ICs, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# TRS232EIDWR++**Texas Instruments** · RS232 ICs · SOIC-16-300mil++TRS232EIDWR from Texas Instruments, in a SOIC-16-300mil. 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 | C1+ | passive | Positive lead of the C1 charge-pump capacitor, which is connected between C1+ and C1− (1 µF in the typical circuit). |+| 2 | VS+ | power_out | Positive charge-pump output for the storage capacitor only; the datasheet gives an absolute maximum of VCC − 0.3 V to 15 V. |+| 3 | C1- | passive | Negative lead of the C1 charge-pump capacitor. |+| 4 | C2+ | passive | Positive lead of the C2 charge-pump capacitor. |+| 5 | C2- | passive | Negative lead of the C2 charge-pump capacitor. |+| 6 | VS- | power_out | Negative charge-pump output for the storage capacitor only; the datasheet gives an absolute range of −0.3 V to −15 V. |+| 7 | DOUT2 | output | RS-232 line data output to the remote RS-232 system; the absolute output range is VS− − 0.3 V to VS+ + 0.3 V. |+| 8 | RIN2 | input | RS-232 line data input from the remote RS-232 system, which accepts ±30 V. |+| 9 | ROUT2 | output | Logic data output to the UART; VOH is at least 3.5 V at IOH = −1 mA, and the absolute range is −0.3 V to VCC + 0.3 V. |+| 10 | DIN2 | input | Logic data input from the UART; VIH is 2 V minimum and VIL is 0.8 V maximum. |+| 11 | DIN1 | input | Logic data input from the UART; VIH is 2 V minimum and VIL is 0.8 V maximum. |+| 12 | ROUT1 | output | Logic data output to the UART; VOH is at least 3.5 V at IOH = −1 mA, and the absolute range is −0.3 V to VCC + 0.3 V. |+| 13 | RIN1 | input | RS-232 line data input from the remote RS-232 system, which accepts ±30 V. |+| 14 | DOUT1 | output | RS-232 line data output to the remote RS-232 system; the absolute output range is VS− − 0.3 V to VS+ + 0.3 V. |+| 15 | GND | power_in | Ground reference; all device voltages are referenced to network GND. |+| 16 | VCC | power_in | Supply voltage input, connected to an external 5 V supply; recommended range is 4.5 V to 5.5 V (5 V nominal). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16-300mil |+| Category | Interface |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `TRS232EIDWR`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16-300mil (KiCad packages3D, STEP)+- 3D model files: `trs232eidwr-etched.step` / `trs232eidwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `trs232eidwr.step` / `trs232eidwr.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/trs232e) (25 pp, sha256 `d13b76bde456f007`, 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/trs232eidwr-datasheet.pdf)
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the datasheet gives an absolute maximum of VCC − 0.3 V to 15 V."+ },+ {+ "number": "3",+ "name": "C1-",+ "type": "passive",+ "description": "Negative lead of the C1 charge-pump capacitor."+ },+ {+ "number": "4",+ "name": "C2+",+ "type": "passive",+ "description": "Positive lead of the C2 charge-pump capacitor."+ },+ {+ "number": "5",+ "name": "C2-",+ "type": "passive",+ "description": "Negative lead of the C2 charge-pump capacitor."+ },+ {+ "number": "6",+ "name": "VS-",+ "type": "power_out",+ "description": "Negative charge-pump output for the storage capacitor only; the datasheet gives an absolute range of −0.3 V to −15 V."+ },+ {+ "number": "7",+ "name": "DOUT2",+ "type": "output",+ "description": "RS-232 line data output to the remote RS-232 system; the absolute output range is VS− − 0.3 V to VS+ + 0.3 V."+ },+ {+ "number": "8",+ "name": "RIN2",+ "type": "input",+ "description": "RS-232 line data input from the remote RS-232 system, which accepts ±30 V."+ },+ {+ "number": "9",+ "name": "ROUT2",+ "type": "output",+ "description": "Logic data output to the UART; VOH is at least 3.5 V at IOH = −1 mA, and the absolute range is −0.3 V to VCC + 0.3 V."+ },+ {+ "number": "10",+ "name": "DIN2",+ "type": "input",+ "description": "Logic data input from the UART; VIH is 2 V minimum and VIL is 0.8 V maximum."+ },+ {+ "number": "11",+ "name": "DIN1",+ "type": "input",+ "description": "Logic data input from the UART; VIH is 2 V minimum and VIL is 0.8 V maximum."+ },+ {+ "number": "12",+ "name": "ROUT1",+ "type": "output",+ "description": "Logic data output to the UART; VOH is at least 3.5 V at IOH = −1 mA, and the absolute range is −0.3 V to VCC + 0.3 V."+ },+ {+ "number": "13",+ "name": "RIN1",+ "type": "input",+ "description": "RS-232 line data input from the remote RS-232 system, which accepts ±30 V."+ },+ {+ "number": "14",+ "name": "DOUT1",+ "type": "output",+ "description": "RS-232 line data output to the remote RS-232 system; the absolute output range is VS− − 0.3 V to VS+ + 0.3 V."+ },+ {+ "number": "15",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference; all device voltages are referenced to network GND."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage input, connected to an external 5 V supply; recommended range is 4.5 V to 5.5 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": [+ "extractor flagged: The datasheet gives one 16-pin pinout (Figure 4-1 and Table 4-1, top view) shared by the D, DW, N, N; Pin types are mapped from the datasheet's Table 4-1: 'O' became power_out for VS+ and VS−, '—' becam"+ ],+ "pages_sent": 25,+ "cost_usd": 0.0827,+ "at": "2026-10-08T01:05:55"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/trs232e",+ "pages": 25,+ "sha256": "d13b76bde456f007",+ "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": "trs232eidwr.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": "trs232eidwr-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": "a6853f9128191206df9c86e34102a562af537852569d998f65fe92b52eacb105",+ "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]"+ }+}