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Contents

README

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74AHC14D

Nexperia · Inverters · SOIC-14

74AHC14D from Nexperia, in a SOIC-14. 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 inverter input with overvoltage tolerance to 5.5 V; absolute rating -0.5 V to +7.0 V.
2 1Y output Inverted logic output; maximum source/sink current ±25 mA.
3 2A input Schmitt-trigger inverter input with overvoltage tolerance to 5.5 V; absolute rating -0.5 V to +7.0 V.
4 2Y output Inverted logic output; maximum source/sink current ±25 mA.
5 3A input Schmitt-trigger inverter input with overvoltage tolerance to 5.5 V; absolute rating -0.5 V to +7.0 V.
6 3Y output Inverted logic output; maximum source/sink current ±25 mA.
7 GND power_in Ground (0 V) reference.
8 4Y output Inverted logic output; maximum source/sink current ±25 mA.
9 4A input Schmitt-trigger inverter input with overvoltage tolerance to 5.5 V; absolute rating -0.5 V to +7.0 V.
10 5Y output Inverted logic output; maximum source/sink current ±25 mA.
11 5A input Schmitt-trigger inverter input with overvoltage tolerance to 5.5 V; absolute rating -0.5 V to +7.0 V.
12 6Y output Inverted logic output; maximum source/sink current ±25 mA.
13 6A input Schmitt-trigger inverter input with overvoltage tolerance to 5.5 V; absolute rating -0.5 V to +7.0 V.
14 VCC power_in Positive supply voltage; 2.0 V to 5.5 V recommended operating range.

Key specifications

Parameter Value
Manufacturer Nexperia
Package SOIC-14
Category Logic
Pins 14

CAD (KiCad official)

  • Symbol: 74AHC14D
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: 74ahc14d-etched.step / 74ahc14d-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 74ahc14d.step / 74ahc14d.glb are the bare package body.

Provenance

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

  • Datasheet: Nexperia datasheet (16 pp, sha256 4155d1136ca2efac, retrieved 2026-09-21, tier: lcsc)
  • 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