Name: SN74ALS521DW
Brand: Texas Instruments
SKU: SN74ALS521DW
Price: 2.2168 USD
Availability: InStock
Rating: 5 (150 reviews)

SN74ALS521DW

For Reference Only

Part Number	SN74ALS521DW
Manufacturer	Texas Instruments
Description	IC COMPARATOR IDENTITY 8B 20SOIC
Datasheet	SN74ALS521DW Specifications
Package	20-SOIC (0.295", 7.50mm Width)
ECAD
In Stock	11,460 piece(s)
Unit Price	$ 2.2168 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 19 - May 24 (Choose Expedited Shipping)
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Part Number # SN74ALS521DW (Logic - Comparators) is manufactured by Texas Instruments and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For SN74ALS521DW specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74ALS521DW with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74ALS521DW.

SN74ALS521DW Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Comparators
Package	20-SOIC (0.295", 7.50mm Width)
ECAD
Series	74ALS
Type	Identity Comparator
Number of Bits	8
Output	Active Low
Output Function	A=B
Voltage - Supply	4.5 V ~ 5.5 V
Current - Output High, Low	2.6mA, 24mA
Max Propagation Delay @ V, Max CL	20ns @ 5V, 50pF
Current - Quiescent (Iq)	-
Operating Temperature	0°C ~ 70°C
Package / Case	20-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount

SN74ALS521DW Reviews

Ken*****Hegde

March 28, 2023

★ ★ ★ ★ ★

Very much appreciate the thoughtful system to hold multiple orders, including back ordered items, can be shipped at once rather than incremental shipments.

Ism***** Ryan

March 17, 2023

★ ★ ★ ★ ★

Excellent sales and service. Thank you. Buy with confidence.

Cami*****Keer

March 6, 2023

★ ★ ★ ★ ★

They are great as I need, I give 5 stars.

Zar*****ames

March 1, 2023

★ ★ ★ ★ ★

Comparison with other company, Heisener is my first choice for supplier.

Este*****Pratt

February 23, 2023

★ ★ ★ ★ ★

It is so great to order from a supplier that provides so many shipping options at reasonable cost. It couldn't be any easier to order from Heisener. Great job!

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SN74ALS521DW Packaging

SN74ALS521DW FAQ

1. How to order SN74ALS521DW on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that SN74ALS521DW is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74ALS521DW. All suppliers must pass our qualification reviews before they can publish their products including SN74ALS521DW on Heisener; we pay more attention to the channels and quality of SN74ALS521DW products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74ALS521DW price and inventory displayed accurate?

The price and inventory of SN74ALS521DW fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of SN74ALS521DW?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SN74ALS521DW we delivered, we will accept the replacement or return of the SN74ALS521DW only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of SN74ALS521DW.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as SN74ALS521DW pin diagram, SN74ALS521DW datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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SN74ALS521DW Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

D# V36:1790_07327789

Texas Instruments

Identity Comparator 8-Bit 20-Pin SOIC Tube

RoHS: Compliant

SN74ALS521DWR

D# V36:1790_07327791

Texas Instruments

Identity Comparator 8-Bit 20-Pin SOIC T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74ALS521DWR

Texas Instruments

670

SN74ALS521DW

Texas Instruments

377

Part Number	Manufacturer	Description	Stock
SN74ALS521DW	Texas Instruments	Min Qty 4	845
SN74ALS521DWE4	Texas Instruments	IC COMPARATOR IDENTITY 8B 20SOIC	0
SN74ALS521DWRE4	Texas Instruments	IC COMPARATOR IDENTITY 8B 20SOIC	0
SN74ALS521DWG4	Texas Instruments	8 CHANNEL IDENTITY COMPARATOR, SOIC-20, Comparator Type:Identity, No. of Channels:8, Supply Voltage Min:4.5V, Supply Voltage Max:5.5V, Logic Case Style:SOIC, No. of Pins:20, Operating Temperature Min:0C, Packaging:Each , RoHS Compliant: Yes	0
SN74ALS521DWR	Texas Instruments	Min Qty 4	845

Part Number	Manufacturer	Description	Stock
SN74ALS521DW D# 296-5062-5-ND	Texas Instruments	IC COMPARATOR IDENTITY 8B 20SOIC	348
SN74ALS521DWR D# 2156-SN74ALS521DWR-ND	Rochester Electronics LLC	SN74ALS521 8-BIT IDENTITY/MAGNIT	4191
SN74ALS521DWRE4 D# SN74ALS521DWRE4-ND	Texas Instruments	IC COMPARATOR IDENTITY 8B 20SOIC	0

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

Texas Instruments

In stock shipping within 2days

472

Part Number	Manufacturer	Description	Stock
SN74ALS521DWRG4	TEXAS INSTRUMENTS	OEM/CM QUOTES ONLY \| NO BROKERS	48
SN74ALS521DW10	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	358
SN74ALS521DWR	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	19040
SN74ALS521DW	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	11063

Part Number	Manufacturer	Description	Stock
SN74ALS521DW	Texas Instruments	OEM/CM ONLY	106
SN74ALS521DW10	Texas Instruments	OEM/CM ONLY	770
SN74ALS521DWRG4	Texas Instruments	OEM/CM ONLY	486
SN74ALS521DWE4	Texas Instruments	OEM/CM ONLY	1058
SN74ALS521DWRE4	Texas Instruments	OEM/CM ONLY	916
SN74ALS521DWR295TUBE	Texas Instruments	OEM/CM ONLY	1392
SN74ALS521DWR	Texas Instruments	OEM/CM ONLY	215
SN74ALS521DWR10	Texas Instruments	OEM/CM ONLY	772

Part Number

Manufacturer

Description

Stock

SN74ALS521DWR

Texas Instruments

in stock

670

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

Texas Instruments

OEM/CM Immediate delivery

472

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

D# 595-SN74ALS521DW

Texas Instruments

Logic Comparators 8bit Identity

RoHS: Compliant

106

SN74ALS521DWR

D# 595-SN74ALS521DWR

Texas Instruments

Logic Comparators 8-Bit Id Comparators W/open-Collector Out

RoHS: Compliant

1763

Part Number	Manufacturer	Description	Stock
SN74ALS521DW D# NS-SN74ALS521DW	Texas Instruments	OEM/CM ONLY	2234
SN74ALS521DWRG4 D# NS-SN74ALS521DWRG4	Texas Instruments	OEM/CM ONLY	8822
SN74ALS521DWE4 D# NS-SN74ALS521DWE4	Texas Instruments	OEM/CM ONLY	7316
SN74ALS521DWRE4 D# NS-SN74ALS521DWRE4	Texas Instruments	OEM/CM ONLY	1243
SN74ALS521DWG4 D# NS-SN74ALS521DWG4	Texas Instruments	OEM/CM ONLY	2224
SN74ALS521DWR D# NS-SN74ALS521DWR	Texas Instruments	OEM/CM ONLY	6831

Part Number

Manufacturer

Description

Stock

SN74ALS521DWR

Texas Instruments

ALS SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20

1000

SN74ALS521DW

Texas Instruments

IDENTITY COMPARATOR, 20 Pin, Plastic, SOP

141

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

D# SN74ALS521DW

Texas Instruments

Semiconductor

Part Number

Manufacturer

Description

Stock

SN74ALS521DWR

Texas Instruments

SN74ALS521 8-Bit Identity/Magnitude Comparators (P=Q) with Enable

RoHS: Compliant

4191

SN74ALS521DW

Texas Instruments

SN74ALS521 8-Bit Identity/Magnitude Comparators (P=Q) with Enable

RoHS: Compliant

9208

Part Number	Manufacturer	Description	Stock
SN74ALS521DWR	Texas Instruments	OEM/CM ONLY	16016
SN74ALS521DWRG4	Texas Instruments	OEM/CM ONLY	56
SN74ALS521DW	Texas Instruments	OEM/CM ONLY	19502

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

Texas Instruments

IN stock Immediate delivery

467

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

Texas Instruments

8-Bit Identity/Magnitude Comparators (P=Q) with Enable

250

SN74ALS521DWR

Texas Instruments

8-Bit Identity/Magnitude Comparators (P=Q) with Enable

Part Number

Manufacturer

Description

Stock

SN74ALS521DWR

Texas Instruments

shipping today

1216

Part Number

Manufacturer

Description

Stock

SN74ALS521DW

Texas Instruments

RFQ

3704

SN74ALS521DWRE4

Texas Instruments

RFQ

11332

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SN74ALS521DW

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