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SN74HC541NSR

Public Made by Adom

by adom

Texas Instruments Buffers, Drivers, Receivers, Transceivers, SOIC-20-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Symbol & Footprint

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Datasheet

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Contents

README

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SN74HC541NSR

Texas Instruments · Buffers, Drivers, Receivers, Transceivers · SOIC-20-208mil

SN74HC541NSR from Texas Instruments, in a SOIC-20-208mil. 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 OE1 input Output enable input (active low); outputs enabled only when both OE1 and OE2 are low
2 A1 input Channel 1 input
3 A2 input Channel 2 input
4 A3 input Channel 3 input
5 A4 input Channel 4 input
6 A5 input Channel 5 input
7 A6 input Channel 6 input
8 A7 input Channel 7 input
9 A8 input Channel 8 input
10 GND power_in Ground reference
11 Y8 tri_state Channel 8 tri-state output
12 Y7 tri_state Channel 7 tri-state output
13 Y6 tri_state Channel 6 tri-state output
14 Y5 tri_state Channel 5 tri-state output
15 Y4 tri_state Channel 4 tri-state output
16 Y3 tri_state Channel 3 tri-state output
17 Y2 tri_state Channel 2 tri-state output
18 Y1 tri_state Channel 1 tri-state output
19 OE2 input Output enable input (active low); outputs enabled only when both OE1 and OE2 are low
20 VCC power_in Positive supply voltage (2V to 6V)

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-20-208mil
Category Logic
Pins 20

CAD (KiCad official)

  • Symbol: SN74HC541NSR
  • Footprint: Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm
  • 3D model: SOIC-20-208mil (KiCad packages3D, STEP)
  • 3D model files: sn74hc541nsr-etched.step / sn74hc541nsr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74hc541nsr.step / sn74hc541nsr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (34 pp, sha256 aa307d42143fc92e, retrieved 2026-09-23, 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-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