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docs sn74lvc3g17dcur: 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
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 sn74lvc3g17dcur: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
README.md sn74lvc3g17dcur: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray
sn74lvc3g17dcur-etched.fit.json sn74lvc3g17dcur: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
sn74lvc3g17dcur-etched.glb sn74lvc3g17dcur: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
sn74lvc3g17dcur-etched.step sn74lvc3g17dcur: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
sn74lvc3g17dcur.glb Publish 0.1.0 · Ray
sn74lvc3g17dcur.kicad_mod Publish 0.1.0 · Ray
sn74lvc3g17dcur.kicad_sym Publish 0.1.0 · Ray
sn74lvc3g17dcur.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
sn74lvc3g17dcur.step Publish 0.1.0 · Ray

SN74LVC3G17DCUR

Texas Instruments · Buffer/Driver/Transceiver · VSSOP-8-0.5mm

SN74LVC3G17DCUR from Texas Instruments, in a VSSOP-8-0.5mm. 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 1A input Schmitt-trigger input to buffer 1. Positive-going threshold VT+ ≈ 1.87 V (max) and negative-going threshold VT- ≈ 1.14 V (max) at VCC = 3 V, giving typical hysteresis of ~0.87 V. Input voltage range 0 V to VCC, accepts up to 5.5 V regardless of VCC.
7 1Y output Buffered output of channel 1 (Y = A). Drives ±24 mA at VCC = 3.3 V; capable of ±32 mA at VCC = 4.5 V. Rail-to-rail CMOS output.
3 2A input Schmitt-trigger input to buffer 2. Same threshold characteristics as 1A (hysteretic input, 0 V to VCC, tolerant up to 5.5 V).
5 2Y output Buffered output of channel 2 (Y = A). CMOS push-pull output, ±24 mA drive at 3.3 V.
6 3A input Schmitt-trigger input to buffer 3. Same threshold characteristics as 1A/2A.
2 3Y output Buffered output of channel 3 (Y = A). CMOS push-pull output, ±24 mA drive at 3.3 V.
4 GND power_in Ground reference for the device. Connect to system 0 V.
8 VCC power_in Positive supply rail. Recommended operating range 1.65 V to 5.5 V; absolute max 6.5 V. Decouple with a local ceramic capacitor (e.g. 100 nF) to GND.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VSSOP-8-0.5mm
Category Logic
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • SN74LVC3G17DCUR
  • SN74LVC3G17DCURDCT
  • SN74LVC3G17DCURYZP

CAD (KiCad official)

  • Symbol: SN74LVC3G17DCUR
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8-0.5mm (KiCad packages3D, STEP)
  • 3D model files: sn74lvc3g17dcur-etched.step / sn74lvc3g17dcur-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lvc3g17dcur.step / sn74lvc3g17dcur.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
sn74lvc3g17dcur.step 122 KB You want the bare part, or you mark your own boards.
sn74lvc3g17dcur-etched.step 2.6 MB You want the part with SN74LVC3G17DCUR already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 651 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: Texas Instruments datasheet (25 pp, sha256 8422dd1ab16e9328, retrieved 2026-08-17, tier: manufacturer)
  • 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