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docs gs358-sr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
viewers gs358-sr: viewers · Ray 1mo ago
gs358-sr-etched.fit.json gs358-sr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
gs358-sr-etched.glb gs358-sr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
gs358-sr-etched.step gs358-sr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
gs358-sr.glb Publish 0.1.0 · Ray 1mo ago
gs358-sr.kicad_mod Publish 0.1.0 · Ray 1mo ago
gs358-sr.kicad_sym Publish 0.1.0 · Ray 1mo ago
gs358-sr.lbr Publish 0.1.0 · Ray 1mo ago
gs358-sr.step Publish 0.1.0 · Ray 1mo ago
package.json Publish 0.1.0 · Ray 1mo ago
page.json Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout") · Ray 12d ago
README.md gs358-sr: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray 18d ago

GS358-SR

Gainsil · Operational Amplifier · SOP-8

GS358-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; typically <5mV from either rail with RL >100kΩ, 30mV with 10kΩ. Sources/sinks up to ~60mA short-circuit current.
2 INA- input Amplifier A inverting input. Rail-to-rail common-mode range extending 100mV beyond the supplies (VSS-0.1V to VDD+0.1V). Input bias current 1pA typ.
3 INA+ input Amplifier A non-inverting input. Rail-to-rail common-mode range (VSS-0.1V to VDD+0.1V). Input bias current 1pA typ.
4 VSS power_in Negative supply / ground. Single-supply operation: connect to GND with VDD at 2.1V-5.5V. Dual-supply: ±1.05V to ±2.75V. Bypass with 0.1µF ceramic to ground if dual-supply.
5 INB+ input Amplifier B non-inverting input. Rail-to-rail common-mode range (VSS-0.1V to VDD+0.1V). Input bias current 1pA typ.
6 INB- input Amplifier B inverting input. Rail-to-rail common-mode range (VSS-0.1V to VDD+0.1V). Input bias current 1pA typ.
7 OUTB output Amplifier B output. Rail-to-rail output swing; typically <5mV from either rail with RL >100kΩ, 30mV with 10kΩ. Sources/sinks up to ~60mA short-circuit current.
8 VDD power_in Positive supply, 2.1V to 5.5V single-supply (or +1.05V to +2.75V dual-supply). Bypass with a 0.1µF ceramic capacitor close to this pin. Absolute max VDD-VSS = 7.5V.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • GS358-SR
  • GS358-SRMR
  • GS358-SRDR
  • GS358-SRFR

CAD (KiCad official)

  • Symbol: GS358-SR
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: gs358-sr-etched.step / gs358-sr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gs358-sr.step / gs358-sr.glb are the bare package body.

Provenance

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

  • Datasheet: Gainsil datasheet (16 pp, sha256 3270b91a8ee80e05, 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