component
ISO15DWR
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
markdownISO15DWR
Texas Instruments · Isolated RS-485/422 Transceivers · SOIC-16-300mil
ISO15DWR 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 | VCC1 | power_in | Logic side power supply, 3.15V to 3.6V with 3.3V typical |
| 2 | GND1 | power_in | Logic side ground; internally connected |
| 3 | R | output | Receiver output with output current rating of -10 to 10 mA |
| 4 | RE | input | Receiver logic-low enable input accepting 0 to 0.8V for low-level input |
| 5 | DE | input | Driver logic-high enable input accepting 2V to VCC1 for high-level input |
| 6 | D | input | Driver input accepting 0 to 6V |
| 7 | GND1 | power_in | Logic side ground; internally connected |
| 8 | GND1 | power_in | Logic side ground; internally connected |
| 9 | GND2 | power_in | Bus side ground; internally connected |
| 10 | GND2 | power_in | Bus side ground; internally connected |
| 11 | NC | unconnected | Not connected internally; may be left floating |
| 12 | A | bidirectional | Noninverting bus input or output with common-mode voltage -7 to 12V and differential voltage ±12V |
| 13 | B | bidirectional | Inverting bus input or output with common-mode voltage -7 to 12V and differential voltage ±12V |
| 14 | NC | unconnected | Not connected internally; may be left floating |
| 15 | GND2 | power_in | Bus side ground; internally connected |
| 16 | VCC2 | power_in | Bus side power supply, 3.15V to 3.6V with 3.3V typical |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16-300mil |
| Category | Signal Isolation Devices |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
ISO15DWR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16-300mil (KiCad packages3D, STEP)
- 3D model files:
iso15dwr-etched.step/iso15dwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);iso15dwr.step/iso15dwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (32 pp, sha256
264903a90280244c, retrieved 2026-10-05, 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, 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).