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docs gn595d: 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
gn595d-etched.fit.json gn595d: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
gn595d-etched.glb gn595d: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
gn595d-etched.step gn595d: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
gn595d.glb Publish 0.1.0 · Ray
gn595d.kicad_mod Publish 0.1.0 · Ray
gn595d.kicad_sym Publish 0.1.0 · Ray
gn595d.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
gn595d.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 gn595d: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
README.md gn595d: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray

GN595D

GN Semic · Shifting Register · SOP-16

GN595D from GN Semic, in a SOP-16. 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 Q1 tri_state Parallel 3-state output bit 1 of the storage register. Drives up to +/-6 mA at Vcc=4.5 V. High-impedance when G is high.
2 Q2 tri_state Parallel 3-state output bit 2 of the storage register. Same drive characteristics as the other QN outputs; high-Z when G is high.
3 Q3 tri_state Parallel 3-state output bit 3 of the storage register. High-Z when G is high.
4 Q4 tri_state Parallel 3-state output bit 4 of the storage register. High-Z when G is high.
5 Q5 tri_state Parallel 3-state output bit 5 of the storage register. High-Z when G is high.
6 Q6 tri_state Parallel 3-state output bit 6 of the storage register. High-Z when G is high.
7 Q7 tri_state Parallel 3-state output bit 7 (MSB) of the storage register. High-Z when G is high.
8 GND power_in Ground reference (0 V) for the device.
9 Q7' output Serial data output from the last (8th) stage of the shift register. Used to cascade multiple GN595D devices to build longer shift chains; not affected by the output-enable G.
10 SCLR input Active-low shift-register clear. When held low, all shift-register bits are reset to 0 (Q7' = 0); does not affect the storage-register outputs.
11 SCK input Shift-register (data-input) clock. On a rising edge, SER is shifted into the shift register (QN = QN-1, Q0 = SER). Rated to typ. 91 MHz at Vcc=4.5 V, 108 MHz at Vcc=6 V.
12 RCK input Storage-register (output latch) clock. A rising edge latches the shift-register contents into the storage register, updating Q0-Q7.
13 G input Active-low output enable for the parallel outputs Q0-Q7. When high, Q0-Q7 are placed in the high-impedance state; when low, storage-register contents drive the outputs.
14 SER input Serial data input. Sampled on the rising edge of SCK and shifted into bit 0 of the shift register.
15 Q0 tri_state Parallel 3-state output bit 0 (LSB) of the storage register. High-Z when G is high.
16 Vcc power_in Positive supply, 2 V to 6 V (absolute max 7 V). Bypass locally with a ceramic capacitor (typ. 100 nF) to GND.

Key specifications

Parameter Value
Manufacturer GN Semic
Package SOP-16
Category Logic
Pins 16

Ordering variants

Same part, different packaging or reel option.

  • GN595D
  • GN595T

CAD (KiCad official)

  • Symbol: GN595D
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOP-16 (KiCad packages3D, STEP)
  • 3D model files: gn595d-etched.step / gn595d-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gn595d.step / gn595d.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
gn595d.step 217 KB You want the bare part, or you mark your own boards.
gn595d-etched.step 2.0 MB You want the part with GN595D already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 485 faces against 267 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: GN Semic datasheet (13 pp, sha256 6570ea554171b0b3, 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