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Contents

README

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SN74AHCT1G00DCK3

Texas Instruments · Logic Gates · SC-70-5

SN74AHCT1G00DCK3 from Texas Instruments, in a SC-70-5. 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 A input TTL-compatible input A with input voltage range 0 V to 5.5 V and high-level threshold of 2 V minimum
2 B input TTL-compatible input B with input voltage range 0 V to 5.5 V and high-level threshold of 2 V minimum
3 GND power_in Ground reference pin
4 Y output NAND gate output Y with high-level output voltage of 3.8 V minimum and low-level output voltage of 0.44 V maximum at ±8 mA
5 VCC power_in Power supply voltage with recommended operating range of 4.5 V to 5.5 V

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-5
Category Logic
Pins 5

CAD (KiCad official)

  • Symbol: SN74AHCT1G00DCK3
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SC-70-5 (KiCad packages3D, STEP)
  • 3D model files: sn74ahct1g00dck3-etched.step / sn74ahct1g00dck3-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74ahct1g00dck3.step / sn74ahct1g00dck3.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (23 pp, sha256 5b7ea3e42f9ab7cd, retrieved 2026-09-25, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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