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SN74LXC1T14QDCKRQ1

Texas Instruments · Translators, Level Shifters · SC-70-5

SN74LXC1T14QDCKRQ1 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 VCCI power_in Input supply voltage, 1.1 V ≤ VCCI ≤ 5.5 V.
2 A input Schmitt-trigger input referenced to VCCI with integrated pull-down, accepts 1.1 V to 5.5 V.
3 GND power_in Ground reference.
4 Y output Inverted logic output referenced to VCCO with high drive capability up to 32 mA at 5 V.
5 VCCO power_in Output supply voltage, 1.1 V ≤ VCCO ≤ 5.5 V.

Key specifications

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

CAD (KiCad official)

  • Symbol: SN74LXC1T14QDCKRQ1
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SC-70-5 (KiCad packages3D, STEP)
  • 3D model files: sn74lxc1t14qdckrq1-etched.step / sn74lxc1t14qdckrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lxc1t14qdckrq1.step / sn74lxc1t14qdckrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (26 pp, sha256 ff9c90ac92427e20, retrieved 2026-09-24, 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