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Contents

README

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SN74HC02N

Texas Instruments · Logic Gates · DIP-14

SN74HC02N from Texas Instruments, in a DIP-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 1Y output Channel 1 output performing NOR logic function, output voltage range 0 to VCC with ±25 mA maximum continuous sink/source current.
2 1A input Channel 1 input A accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
3 1B input Channel 1 input B accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
4 2Y output Channel 2 output performing NOR logic function, output voltage range 0 to VCC with ±25 mA maximum continuous sink/source current.
5 2A input Channel 2 input A accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
6 2B input Channel 2 input B accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
7 GND power_in Ground reference at 0V potential.
8 3A input Channel 3 input A accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
9 3B input Channel 3 input B accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
10 3Y output Channel 3 output performing NOR logic function, output voltage range 0 to VCC with ±25 mA maximum continuous sink/source current.
11 4A input Channel 4 input A accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
12 4B input Channel 4 input B accepting logic levels 0 to VCC with input capacitance 3 to 10 pF.
13 4Y output Channel 4 output performing NOR logic function, output voltage range 0 to VCC with ±25 mA maximum continuous sink/source current.
14 VCC power_in Positive supply voltage, 2V to 6V operating range with 5V nominal.

Key specifications

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

CAD (KiCad official)

  • Symbol: SN74HC02N
  • Footprint: Package_DIP:DIP-14_W7.62mm
  • 3D model: DIP-14 (KiCad packages3D, STEP)
  • 3D model files: sn74hc02n-etched.step / sn74hc02n-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74hc02n.step / sn74hc02n.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (43 pp, sha256 50687893cdcd8327, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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