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SN74LS145NSR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SN74LS145NSR product

SN74LS145NSR

Signal Switches

DecoderDriverBCD

The SN74LS145NSR is a BCD-to-decimal decoder/driver designed for driving indicators, relays, or open-collector logic circuits.

Best for

  • Indicator driving
  • Relay driving
  • Open-collector logic

Avoid if

  • High-speed logic requirements exceeding 50ns propagation delay

Check before use

  • Output voltage levels and sink current limits

Key specifications

Logic Type
BCD to Decimal
Output Current
80 mA (sink)
Supply Voltage
4.75 V - 5.25 V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

IndustrialGeneral

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SN74LS145NSR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a BCD-to-decimal decoder/driver with open-collector outputs, capable of sinking up to 80mA.