SN54ALS27AJ Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock

Name: SN54ALS27AJ
Brand: Texas Instruments
SKU: SN54ALS27AJ
Availability: InStock

The SN54ALS27AJ is a triple 3-input NOR gate logic IC from Texas Instruments in the advanced low-power Schottky (ALS) family, packaged in a 14-pin ceramic DIP. It features 50 pF load capacitance and a low output sink current, ideal for military-grade and high-reliability digital logic applications. Suitable for logic gating, signal decoding, and combinational logic design in harsh environments.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

SN54ALS27AJCeramic Dual-In-Line Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Ceramic Dual-In-Line Packages
Pin Count: 14
Lifecycle: ACTIVE
Datasheet: SN54ALS27AJ Datasheet PDF
Category: Integrated Circuit
Price: From $10.3700(MOQ 19)
Temp Range: -55.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of SN54ALS27AJ?

Triple 3-input NOR gate configuration in a single 14-pin package
Advanced Low-power Schottky (ALS) family for fast switching and reduced power consumption
50 pF rated load capacitance for reliable high-frequency operation
Ceramic DIP-14 package (R-GDIP-T14) for high reliability and military-grade environments
Pb-free and JESD-609 e0 compliant construction
Three independent NOR gate functions for flexible logic design

What is SN54ALS27AJ used for?

The SN54ALS27AJ is used in military, aerospace, and industrial control systems where reliable high-speed logic gating is required under extreme environmental conditions. Its triple NOR gate configuration is ideal for combinational logic, bus arbitration, and signal decoding in rugged embedded systems and fault-tolerant digital circuits.

What are the specifications of SN54ALS27AJ?

Pbfree Code	Yes
YTEOL	15
Family	ALS
JESD-30 Code	R-GDIP-T14
JESD-609 Code	e0
Load Capacitance (CL)	50pF
Logic IC Type	NOR GATE
Max I(ol)	0.0004A
Number of Functions	3
Number of Inputs	3
Package Body Material	CERAMIC, GLASS-SEALED
Package Equivalence Code	DIP14,.3
Package Shape	RECTANGULAR
Package Style	IN-LINE
Packing Method	TUBE
Power Supply Current-Max (ICC)	4mA
Prop. Delay@Nom-Sup	26ns
Propagation Delay (tpd)	11ns
Qualification Status	Not Qualified
Schmitt Trigger	NO
Supply Voltage-Max (Vsup)	5.5V
Supply Voltage-Min (Vsup)	4.5V
Supply Voltage-Nom (Vsup)	5V
Surface Mount	NO
Technology	TTL
Temperature Grade	MILITARY
Terminal Finish	Tin/Lead (Sn/Pb)
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	DUAL
Package	Ceramic Dual-In-Line Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.90

Where can I find the SN54ALS27AJ datasheet?

SN54ALS27AJ Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN54ALS27AJ?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What logic function does the SN54ALS27AJ implement?

The SN54ALS27AJ implements three independent 3-input NOR gate functions in a single 14-pin ceramic DIP package, part of the ALS (Advanced Low-power Schottky) logic family, offering fast switching with low power consumption.

What is the load capacitance rating of the SN54ALS27AJ?

The SN54ALS27AJ is rated for a maximum load capacitance of 50 pF and a maximum output sink current of 0.4 mA, making it suitable for standard TTL-compatible logic interfaces and high-reliability signal processing applications.

What package is the SN54ALS27AJ available in and is it suitable for harsh environments?

The SN54ALS27AJ is packaged in a 14-pin ceramic dual in-line package (R-GDIP-T14). Its ceramic construction provides superior thermal and mechanical performance, making it suitable for military, aerospace, and industrial applications requiring high reliability.

Is the SN54ALS27AJ compatible with standard TTL logic levels?

Yes, the SN54ALS27AJ is part of the ALS TTL-compatible logic family, designed to interface with standard 5V TTL systems. It provides NOR gate logic at speeds and power levels suitable for complex combinational and sequential digital circuits.

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Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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AvailabilityIn Stock

Reference Price (USD)

From $10.3700

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
19+	$16.2000	$307.80
500+	$11.6600	$5830.00
1000+	$11.0200	$11020.00
10000+	$10.3700	$103700.00

pcs

Unit price: $16.2000 · Total: $307.80

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”

Marco Rossi

CTO, AutoDrive Systems, Italy

SN54ALS27AJ Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock

What are the key features of SN54ALS27AJ?

What is SN54ALS27AJ used for?

What are the specifications of SN54ALS27AJ?

Compliance & Regulatory

Where can I find the SN54ALS27AJ datasheet?

What are equivalent replacements for SN54ALS27AJ?

Frequently Asked Questions

What logic function does the SN54ALS27AJ implement?

What is the load capacitance rating of the SN54ALS27AJ?

What package is the SN54ALS27AJ available in and is it suitable for harsh environments?

Is the SN54ALS27AJ compatible with standard TTL logic levels?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

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