component
ISO35TDWR
Public Made by Adomby adom
Texas Instruments Isolated RS-485/422 Transceivers, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownISO35TDWR
Texas Instruments · Isolated RS-485/422 Transceivers · SOIC-16-300mil
ISO35TDWR 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 | D1 | tri_state | Transformer Driver Terminal 1, Open-Drain Output |
| 2 | D2 | tri_state | Transformer Driver Terminal 2, Open-Drain Output |
| 3 | GND1 | power_in | Logic-side Ground |
| 4 | VCC1 | power_in | Logic-side Power Supply |
| 5 | R | output | Receiver Output |
| 6 | RE | input | Receiver Enable Input. This pin has complementary logic. |
| 7 | DE | input | Driver Enable Input |
| 8 | D | input | Driver Input |
| 9 | GND2 | power_in | Bus-side Ground. Both pins are internally connected. |
| 10 | NC | unconnected | No Connect. This pin is not connected to any internal circuitry. |
| 11 | Y | output | Non-inverting Driver Output |
| 12 | Z | output | Inverting Driver Output |
| 13 | B | input | Inverting Receiver Input |
| 14 | A | input | Non-inverting Receiver Input |
| 15 | GND2 | power_in | Bus-side Ground. Both pins are internally connected. |
| 16 | VCC2 | power_in | Bus-side Power Supply |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16-300mil |
| Category | Signal Isolation Devices |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
ISO35TDWR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16-300mil (KiCad packages3D, STEP)
- 3D model files:
iso35tdwr-etched.step/iso35tdwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);iso35tdwr.step/iso35tdwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (31 pp, sha256
9837a1581f03b099, retrieved 2026-10-03, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).