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SN74LXC1T45QDCKRQ1

Public Made by Adom

by adom

Texas Instruments Translators, Level Shifters, SC-70-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SN74LXC1T45QDCKRQ1

Texas Instruments · Translators, Level Shifters · SC-70-6

SN74LXC1T45QDCKRQ1 from Texas Instruments, in a SC-70-6. 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 VCCA power_in A-port supply voltage, specified for 1.1 V ≤ VCCA ≤ 5.5 V.
2 GND power_in Ground reference for the device.
3 A bidirectional Input or output A, referenced to VCCA.
4 B bidirectional Input or output B, referenced to VCCB.
5 DIR input Direction-control signal for all ports, referenced to VCCA.
6 VCCB power_in B-port supply voltage, specified for 1.1 V ≤ VCCB ≤ 5.5 V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-6
Category Logic
Pins 6

CAD (KiCad official)

  • Symbol: SN74LXC1T45QDCKRQ1
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SC-70-6 (KiCad packages3D, STEP)
  • 3D model files: sn74lxc1t45qdckrq1-etched.step / sn74lxc1t45qdckrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lxc1t45qdckrq1.step / sn74lxc1t45qdckrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (36 pp, sha256 b04658910a57134b, retrieved 2026-10-10, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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