Name: SN74F521NSR
Brand: Texas Instruments
SKU: SN74F521NSR
Price: 0.3142 USD
Availability: InStock
Rating: 5 (69 reviews)

SN74F521NSR

For Reference Only

Part Number	SN74F521NSR
Manufacturer	Texas Instruments
Description	IC COMPARATOR IDENTITY 8B 20SO
Datasheet	SN74F521NSR Specifications
Package	20-SOIC (0.209", 5.30mm Width)
ECAD
In Stock	6,448 piece(s)
Unit Price	$ 0.3142 *
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 15 - Jun 20 (Choose Expedited Shipping)
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Part Number # SN74F521NSR (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 SN74F521NSR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74F521NSR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74F521NSR.

SN74F521NSR Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Comparators
Package	20-SOIC (0.209", 5.30mm Width)
ECAD
Series	74F
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	1mA, 20mA
Max Propagation Delay @ V, Max CL	10ns @ 5V, 50pF
Current - Quiescent (Iq)	-
Operating Temperature	0°C ~ 70°C
Package / Case	20-SOIC (0.209", 5.30mm Width)
Mounting Type	Surface Mount

SN74F521NSR Reviews

Dala*****urty

April 9, 2023

★ ★ ★ ★ ★

A well designed product that fit my custom PCB's perfectly. Easy to use. Sturdy construction. Highly recommend to all PCB builders.

Giul***** Bali

April 3, 2023

★ ★ ★ ★ ★

This product works great what more can I say.

Viv***** Mayo

March 27, 2023

★ ★ ★ ★ ★

Very good connector, easy to realise and with Low price

Jay*****Solis

March 26, 2023

★ ★ ★ ★ ★

Great item at a great price. Quick shipping. Nice seller. Rad transaction!

Kyli*****orge

March 23, 2023

★ ★ ★ ★ ★

What can I say, great value for the money. I only needed 2 but now I have some spares for future projects. They got the job done, nothing more I can say.

Emma***** Cole

March 18, 2023

★ ★ ★ ★ ★

Heisener has everything! Each product is easy to search and navigate. No minimum quantities. Fast shipping!

Ror*****aker

March 2, 2023

★ ★ ★ ★ ★

Completely satisfied of SN74F521NSR , I always find what I need. The site is easy to get the components .

Kayli*****nandez

February 28, 2023

★ ★ ★ ★ ★

I enjoy doing business with Heisener, please keep up the GREAT Service!

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SN74F521NSR Packaging

SN74F521NSR FAQ

1. How to order SN74F521NSR 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 SN74F521NSR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74F521NSR. All suppliers must pass our qualification reviews before they can publish their products including SN74F521NSR on Heisener; we pay more attention to the channels and quality of SN74F521NSR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74F521NSR price and inventory displayed accurate?

The price and inventory of SN74F521NSR 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 SN74F521NSR?

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 SN74F521NSR we delivered, we will accept the replacement or return of the SN74F521NSR 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 SN74F521NSR.

(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 SN74F521NSR pin diagram, SN74F521NSR datasheet?

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

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SN74F521NSR 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

SN74F521NSR

D# V36:1790_07336294

Texas Instruments

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

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
SN74F521NSRG4	Rochester Electronics LLC	74F521 Identity Comparator SN74F521NSRG4	0
SN74F521NSR	Texas Instruments	IC COMPARATOR IDENTITY 8B 20SO	0
SN74F521NSRE4	Rochester Electronics LLC	74F521 Identity Comparator SN74F521NSRE4	0

Part Number

Manufacturer

Description

Stock

SN74F521NSR

D# 2156-SN74F521NSR-ND

Rochester Electronics LLC

SN74F521 8-BIT IDENTITY/MAGNITUD

3450

Part Number

Manufacturer

Description

Stock

SN74F521NSRG4

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

2380

Part Number	Manufacturer	Description	Stock
SN74F521NSRG4	Texas Instruments	OEM/CM ONLY	2100
SN74F521NSR	Texas Instruments	OEM/CM ONLY	835
SN74F521NSRE4	Texas Instruments	OEM/CM ONLY	1063
SN74F521NSRG4LF	Texas Instruments	OEM/CM ONLY	726

Part Number

Manufacturer

Description

Stock

SN74F521NSR

D# 595-SN74F521NSR

Texas Instruments

Logic Comparators Octal Binary/BCD Idy Comparators w/Enable

RoHS: Compliant

1836

Part Number	Manufacturer	Description	Stock
SN74F521NSRG4 D# NS-SN74F521NSRG4	Texas Instruments	OEM/CM ONLY	2578
SN74F521NSR D# NS-SN74F521NSR	Texas Instruments	OEM/CM ONLY	3788
SN74F521NSRE4 D# NS-SN74F521NSRE4	Texas Instruments	OEM/CM ONLY	8277

Part Number

Manufacturer

Description

Stock

SN74F521NSR

Texas Instruments

SN74F521 8-Bit Identity/Magnitude Comparators (P=Q) with Enable

RoHS: Compliant

3450

Part Number

Manufacturer

Description

Stock

SN74F521NSRG4

Texas Instruments

OEM/CM ONLY

2016

Part Number

Manufacturer

Description

Stock

SN74F521NSR

Texas Instruments

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

Part Number

Manufacturer

Description

Stock

SN74F521NSR

Texas Instruments

IC COMPARATOR IDENTITY 8B 20SO

1623

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SN74F521NSR

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