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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs gs8632-sr: 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
gs8632-sr-etched.fit.json gs8632-sr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
gs8632-sr-etched.glb gs8632-sr: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body w… · Ray
gs8632-sr-etched.step gs8632-sr: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body w… · Ray
gs8632-sr.glb Publish 0.1.0 · Ray
gs8632-sr.kicad_mod Publish 0.1.0 · Ray
gs8632-sr.kicad_sym Publish 0.1.0 · Ray
gs8632-sr.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
gs8632-sr.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 gs8632-sr: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body w… · Ray
README.md gs8632-sr: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray

GS8632-SR

Gainsil · Operational Amplifier · SOP-8

GS8632-SR from Gainsil, 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; can source/sink typically 53mA (min 35mA over full temp range). Closed-loop output impedance ~3 ohm at 200kHz, G=1.
2 INA- input Amplifier A inverting input. Rail-to-rail input; allowable analog input range Vss-0.5V to Vdd+0.5V (absolute max). Input bias current typ 1pA.
3 INA+ input Amplifier A non-inverting input. Rail-to-rail input; common-mode range includes ground (-0.1V to Vdd+0.1V typ at Vs=5.5V). Input bias current typ 1pA.
4 VSS power_in Negative supply / ground. Single-supply operation: connect to 0V (GND) with VDD at +2.1V to +5.5V. Absolute max VDD-VSS = 7.5V.
5 INB+ input Amplifier B non-inverting input. Rail-to-rail input with the same characteristics as amplifier A's non-inverting input.
6 INB- input Amplifier B inverting input. Rail-to-rail input with the same characteristics as amplifier A's inverting input.
7 OUTB output Amplifier B output. Rail-to-rail output with the same drive characteristics as OUTA.
8 VDD power_in Positive supply. Operating range +2.1V to +5.5V (absolute max +7.5V referred to VSS). PSRR typ 91dB at Vs=2.5V to 5.5V.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • GS8632-SR
  • GS8632-SRMR

CAD (KiCad official)

  • Symbol: GS8632-SR
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: gs8632-sr-etched.step / gs8632-sr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gs8632-sr.step / gs8632-sr.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
gs8632-sr.step 122 KB You want the bare part, or you mark your own boards.
gs8632-sr-etched.step 2.5 MB You want the part with GS8632-SR already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 586 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: Gainsil datasheet (19 pp, sha256 c17e6fe6cae0310b, 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