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Contents

README

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RS393XK

Jiangsu RUNIC Tech · Comparators · SOP-8

RS393XK from Jiangsu RUNIC Tech, 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 OUTA output Open-drain output of channel A. Requires external pull-up resistor (RPU typ. 5.1kΩ). VOL typ. 150mV at IO≤4mA; output pull-up voltage range up to 5.6V.
2 -INA input Inverting input, channel A. Input common-mode range (V-)-0.1 to (V+)+0.1 V; input bias current typ. 1 pA.
3 +INA input Noninverting input, channel A. Input common-mode range includes ground; input bias current typ. 1 pA.
4 V- power_in Negative (lowest) power supply. Typically GND for single-supply operation (1.8V to 5.5V) or -2.75V for dual-supply operation.
5 +INB input Noninverting input, channel B. Input common-mode range includes ground; input bias current typ. 1 pA.
6 -INB input Inverting input, channel B. Input common-mode range (V-)-0.1 to (V+)+0.1 V; input bias current typ. 1 pA.
7 OUTB output Open-drain output of channel B. Requires external pull-up resistor (RPU typ. 5.1kΩ). VOL typ. 150mV at IO≤4mA; output pull-up voltage range up to 5.6V.
8 V+ power_in Positive (highest) power supply. Operating range 1.8V to 5.5V (single-supply); absolute maximum 7V.

Key specifications

Parameter Value
Manufacturer Jiangsu RUNIC Tech
Package SOP-8
Category Op-amp/Cmp
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • RS393XK
  • RS393XKXF
  • RS393XKXP
  • RS393XKXQ

CAD (KiCad official)

  • Symbol: RS393XK
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: rs393xk-etched.step / rs393xk-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rs393xk.step / rs393xk.glb are the bare package body.

Provenance

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

  • Datasheet: Jiangsu RUNIC Tech datasheet (16 pp, sha256 92fbba6bb4adde8a, 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