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Contents

README

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MC3486DR

Texas Instruments · RS-485 / RS-422 ICs · SOIC-16

MC3486DR from Texas Instruments, in a SOIC-16. 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 1B input Channel 1 Differential Receiver Inverting Input
2 1A input Channel 1 Differential Receiver Non-Inverting Input
3 1Y tri_state Channel 1 Single Ended Output
4 1,2 EN input Active High Enable for Channels 1 and 2
5 2Y tri_state Channel 2 Single Ended Output
6 2A input Channel 2 Differential Receiver Non-Inverting Input
7 2B input Channel 2 Differential Receiver Inverting Input
8 GND power_in Device GND
9 3B input Channel 3 Differential Receiver Inverting Input
10 3A input Channel 3 Differential Receiver Non-Inverting Input
11 3Y tri_state Channel 3 Single Ended Output
12 3,4 EN input Active High Enable for Channels 3 and 4
13 4Y tri_state Channel 4 Single Ended Output
14 4A input Channel 4 Differential Receiver Non-Inverting Input
15 4B input Channel 4 Differential Receiver Inverting Input
16 VCC power_in Device VCC (4.75 V to 5.25 V)

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-16
Category Interface
Pins 16

CAD (KiCad official)

  • Symbol: MC3486DR
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOIC-16 (KiCad packages3D, STEP)
  • 3D model files: mc3486dr-etched.step / mc3486dr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mc3486dr.step / mc3486dr.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (20 pp, sha256 7a341231554b96ab, retrieved 2026-09-23, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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