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docs opa2374m: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
opa2374m-etched.fit.json opa2374m: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
opa2374m-etched.glb opa2374m: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body wi… · Ray
opa2374m-etched.step opa2374m: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body wi… · Ray
opa2374m.glb Publish 0.1.0 · Ray
opa2374m.kicad_mod Publish 0.1.0 · Ray
opa2374m.kicad_sym Publish 0.1.0 · Ray
opa2374m.lbr rebuild the library on adom-lbr 2.32.0. The published copy was built by 2.18.0, which imported every KiCad roundrect an… · Ray
opa2374m.step Publish 0.1.0 · Ray
package.json Publish 0.2.0 · Ray
pads.json pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
page.json opa2374m: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body wi… · Ray
README.md opa2374m: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray

OPA2374M

HGSEMI · Operational Amplifier · SOP-8

OPA2374M from HGSEMI, 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 Amplifier A output. Rail-to-rail output swing capable of driving 600Ω loads to within 0.1V of the supply rails.
2 INA- input Amplifier A inverting input. Rail-to-rail input, common-mode range extends from VSS-0.1V to VDD+0.1V.
3 INA+ input Amplifier A non-inverting input. Rail-to-rail input, common-mode range extends from VSS-0.1V to VDD+0.1V.
4 VSS power_in Negative supply / ground. Typically tied to GND for single-supply operation; VDD-VSS range 2.1V to 5.5V (7.5V abs max).
5 INB+ input Amplifier B non-inverting input. Rail-to-rail input, common-mode range extends from VSS-0.1V to VDD+0.1V.
6 INB- input Amplifier B inverting input. Rail-to-rail input, common-mode range extends from VSS-0.1V to VDD+0.1V.
7 OUTB output Amplifier B output. Rail-to-rail output swing capable of driving 600Ω loads to within 0.1V of the supply rails.
8 VDD power_in Positive supply. Operating range 2.1V to 5.5V (7.5V abs max). Bypass with 0.1µF ceramic near the pin.

Key specifications

Parameter Value
Manufacturer HGSEMI
Package SOP-8
Category Op-amp/Cmp
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • OPA2374M/TR
  • OPA2374MM/TR

CAD (KiCad official)

  • Symbol: OPA2374M
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: opa2374m-etched.step / opa2374m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); opa2374m.step / opa2374m.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
opa2374m.step 122 KB You want the bare part, or you mark your own boards.
opa2374m-etched.step 1.6 MB You want the part with OPA2374M already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 413 faces against 147 in the bare model. It survives export, section views, and rendering in any CAD tool, and it drops straight into KiCad or Fusion with no extra setup.

Provenance

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

  • Datasheet: HGSEMI datasheet (16 pp, sha256 5991665c50cfb08c, 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