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Contents

README

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SN74HCS05DR

Texas Instruments · Inverters · SOIC-14

SN74HCS05DR from Texas Instruments, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 1A input Schmitt-trigger input for channel 1 inverter; accepts input voltage 0 to VCC.
2 1Y tri_state Open-drain output for channel 1; performs inverted logic function Y = A with active low drive.
3 2A input Schmitt-trigger input for channel 2 inverter; accepts input voltage 0 to VCC.
4 2Y tri_state Open-drain output for channel 2; performs inverted logic function Y = A with active low drive.
5 3A input Schmitt-trigger input for channel 3 inverter; accepts input voltage 0 to VCC.
6 3Y tri_state Open-drain output for channel 3; performs inverted logic function Y = A with active low drive.
7 GND power_in Ground reference; capable of sinking total output current plus supply current ICC.
8 4Y tri_state Open-drain output for channel 4; performs inverted logic function Y = A with active low drive.
9 4A input Schmitt-trigger input for channel 4 inverter; accepts input voltage 0 to VCC.
10 5Y tri_state Open-drain output for channel 5; performs inverted logic function Y = A with active low drive.
11 5A input Schmitt-trigger input for channel 5 inverter; accepts input voltage 0 to VCC.
12 6Y tri_state Open-drain output for channel 6; performs inverted logic function Y = A with active low drive.
13 6A input Schmitt-trigger input for channel 6 inverter; accepts input voltage 0 to VCC.
14 VCC power_in Positive supply voltage; 2 V to 6 V recommended operating range.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-14
Category Logic
Pins 14

CAD (KiCad official)

  • Symbol: SN74HCS05DR
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: sn74hcs05dr-etched.step / sn74hcs05dr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74hcs05dr.step / sn74hcs05dr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (27 pp, sha256 2bc250816a7d9613, retrieved 2026-09-27, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF