SN74ALS20AN Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

Name: SN74ALS20AN
Brand: Texas Instruments
SKU: SN74ALS20AN
Availability: InStock

SN74ALS20AN is a dual 4-input NAND gate IC from Texas Instruments in the ALS logic family. It operates at 4.5V–5.5V supply with 0°C–70°C temperature range, offering 8mA output sink current and 50pF load capacitance. From $0.86 in stock with worldwide shipping in 14-DIP package.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

SN74ALS20ANDual-In-Line Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Dual-In-Line Packages
Pin Count: 14
Lifecycle: ACTIVE
Datasheet: SN74ALS20AN Datasheet PDF
Category: Integrated Circuit
Price: From $0.8592(MOQ 10)
Temp Range: ?°C to 70.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of SN74ALS20AN?

Dual 4-input NAND gate in a single 14-DIP package, ideal for compact through-hole designs
Advanced Low-power Schottky (ALS) technology delivering fast switching speed with reduced power consumption vs. standard TTL
4.5V–5.5V supply voltage range with 0°C–70°C operating temperature, suitable for industrial and commercial applications
8mA (max) output sink current with 50pF load capacitance for reliable fan-out in high-speed digital logic circuits
RoHS-compliant (Pb-free) construction meeting modern environmental standards

What is SN74ALS20AN used for?

The SN74ALS20AN is widely used in digital logic systems requiring NAND gate functions, including address decoding, combinational logic circuits, and glue logic in microprocessor-based designs. Its ALS technology makes it suitable for high-speed data processing equipment, industrial control systems, and telecommunications hardware. The 14-DIP package is especially popular in prototyping, educational electronics, and legacy board designs that require through-hole components.

What are the specifications of SN74ALS20AN?

Pbfree Code	Yes
YTEOL	15
Family	ALS
JESD-30 Code	R-PDIP-T14
JESD-609 Code	e4
Load Capacitance (CL)	50pF
Logic IC Type	NAND GATE
Max I(ol)	0.008A
Number of Functions	2
Number of Inputs	4
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	DIP14,.3
Package Shape	RECTANGULAR
Package Style	IN-LINE
Packing Method	TUBE
Power Supply Current-Max (ICC)	1.5mA
Prop. Delay@Nom-Sup	11ns
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	COMMERCIAL
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	DUAL
Package	Dual-In-Line Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.90
Country of Origin	Malaysia, Mexico

Where can I find the SN74ALS20AN datasheet?

SN74ALS20AN Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN74ALS20AN?

Compatible alternatives and drop-in replacements for SN74ALS20AN:

SN74ALS20ANSRTexas Instruments

NAND Gate, ALS Series, 2-Func, 4-Input, TTL, PDSO14

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the operating voltage range of the SN74ALS20AN?

The SN74ALS20AN operates from a supply voltage of 4.5V to 5.5V, making it fully compatible with standard 5V TTL and ALS logic systems. It is not designed for 3.3V operation.

What is the output sink current capability of the SN74ALS20AN?

The SN74ALS20AN has a maximum output sink current (IOL) of 8mA. This is sufficient for driving standard TTL and ALS logic inputs, LEDs with appropriate current-limiting resistors, and other low-power loads.

What are common applications for the SN74ALS20AN?

Common applications include address decoding, combinational logic implementation, glue logic in microprocessor boards, industrial control circuits, and signal gating. Its dual 4-input NAND configuration is especially useful for building complex Boolean logic with minimal chip count.

What package does the SN74ALS20AN come in, and are there SMD alternatives?

The SN74ALS20AN is available in a 14-pin DIP (Dual In-line Package) through-hole format. For surface-mount designs, Texas Instruments offers equivalent devices in SOIC and TSSOP packages, such as the SN74ALS20AD (SOIC-14).

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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 $0.8592

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
10+	$1.2900	$12.90
25+	$1.1600	$29.00
100+	$1.0300	$103.00
1000+	$0.9104	$910.39
2500+	$0.8785	$2196.15
5000+	$0.8592	$4296.15

pcs

Unit price: $1.2900 · Total: $12.90

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

SN74ALS20AN Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

What are the key features of SN74ALS20AN?

What is SN74ALS20AN used for?

What are the specifications of SN74ALS20AN?

Compliance & Regulatory

Where can I find the SN74ALS20AN datasheet?

What are equivalent replacements for SN74ALS20AN?

Frequently Asked Questions

What is the operating voltage range of the SN74ALS20AN?

What is the output sink current capability of the SN74ALS20AN?

What are common applications for the SN74ALS20AN?

What package does the SN74ALS20AN come in, and are there SMD alternatives?

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

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