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SN74AHC02DR

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Texas Instruments Logic Gates, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SN74AHC02DR

Texas Instruments · Logic Gates · SOIC-14

SN74AHC02DR 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 1Y output Output of 2-input NOR gate 1 (Y = A + B in positive logic).
2 1A input Input A of 2-input NOR gate 1.
3 1B input Input B of 2-input NOR gate 1.
4 2Y output Output of 2-input NOR gate 2 (Y = A + B in positive logic).
5 2A input Input A of 2-input NOR gate 2.
6 2B input Input B of 2-input NOR gate 2.
7 GND power_in Ground pin (0 V reference).
8 3A input Input A of 2-input NOR gate 3.
9 3B input Input B of 2-input NOR gate 3.
10 3Y output Output of 2-input NOR gate 3 (Y = A + B in positive logic).
11 4A input Input A of 2-input NOR gate 4.
12 4B input Input B of 2-input NOR gate 4.
13 4Y output Output of 2-input NOR gate 4 (Y = A + B in positive logic).
14 VCC power_in Supply voltage pin, operating range 2 V to 5.5 V.

Key specifications

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

CAD (KiCad official)

  • Symbol: SN74AHC02DR
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: sn74ahc02dr-etched.step / sn74ahc02dr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74ahc02dr.step / sn74ahc02dr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (40 pp, sha256 3bf5a71f041c91b8, retrieved 2026-10-06, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5-5 (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