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Contents

README

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ILX3485DT

IKSEMICON · RS-485 / RS-422 ICs · SOP-8

ILX3485DT from IKSEMICON, in a SOP-8. 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 RO output Receiver output. CMOS-level output that reflects the differential bus state (A-B). High when (A-B) > +200 mV, low when < -200 mV.
2 /RE input Receiver output enable, active low. When low, RO is enabled; when high, RO is high-impedance.
3 DE input Driver output enable, active high. When high, the differential driver outputs A and B are enabled; when low, they are high-impedance.
4 DI input Driver input. CMOS-level logic input to be transmitted differentially onto A/B when DE is high.
5 GND power_in Ground reference (0 V).
6 A bidirectional Non-inverting differential bus I/O. Driver output when DE=H; receiver input when /RE=L. Part of the RS-485 twisted-pair bus.
7 B bidirectional Inverting differential bus I/O. Driver output when DE=H; receiver input when /RE=L. Part of the RS-485 twisted-pair bus.
8 VCC power_in Supply voltage input, 3.0 V to 3.6 V (3.3 V nominal). Bypass to GND with a 0.1 uF ceramic capacitor close to the pin.

Key specifications

Parameter Value
Manufacturer IKSEMICON
Package SOP-8
Category Interface
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • ILX3485DT

CAD (KiCad official)

  • Symbol: ILX3485DT
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: ilx3485dt-etched.step / ilx3485dt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ilx3485dt.step / ilx3485dt.glb are the bare package body.

Provenance

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

  • Datasheet: IKSEMICON datasheet (8 pp, sha256 f7989877c9e5bdc8, retrieved 2026-08-17, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF