Name: 74AC521SJ
Brand: ON Semiconductor
SKU: 74AC521SJ_1D8
Price: 0.3545 USD
Availability: InStock
Rating: 5 (185 reviews)

74AC521SJ

For Reference Only

Part Number	74AC521SJ
Manufacturer	ON Semiconductor
Description	IC COMPARATOR IDENTITY 8B 20SOP
Datasheet	74AC521SJ Datasheet 74AC521SJ Specifications
Package	20-SOIC (0.209", 5.30mm Width)
ECAD
In Stock	5,472 piece(s)
Unit Price	$ 0.3545 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 28 - May 3 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # 74AC521SJ (Logic - Comparators) is manufactured by ON Semiconductor 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 74AC521SJ specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 74AC521SJ with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 74AC521SJ.

74AC521SJ Specifications

Manufacturer	ON Semiconductor
Category	Integrated Circuits (ICs) - Logic - Comparators
Package	20-SOIC (0.209", 5.30mm Width)
ECAD
Series	74AC
Type	Identity Comparator
Number of Bits	8
Output	Active Low
Output Function	A=B
Voltage - Supply	2 V ~ 6 V
Current - Output High, Low	24mA, 24mA
Max Propagation Delay @ V, Max CL	8.5ns @ 5V, 50pF
Current - Quiescent (Iq)	4µA
Operating Temperature	-40°C ~ 85°C
Package / Case	20-SOIC (0.209", 5.30mm Width)
Mounting Type	Surface Mount

74AC521SJ Datasheet

74AC521SJ Reviews

Nik*****anson

April 4, 2023

★ ★ ★ ★ ★

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

Dest*****Krish

March 21, 2023

★ ★ ★ ★ ★

EVERY OK ...GOOD ITEM AND SUPERFAST SHIPPING

Amal*****rivedi

March 13, 2023

★ ★ ★ ★ ★

Super Fast Delivery & Well Packaged - Great Service - No Problems

Isla*****ckwell

March 9, 2023

★ ★ ★ ★ ★

arrived well within time bracket, put this firm on my suppliers list, many thanks

Jayle*****rpenter

February 20, 2023

★ ★ ★ ★ ★

Used this on starter solenoid and works as expected.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

74AC521SJ Packaging

74AC521SJ FAQ

1. How to order 74AC521SJ 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 74AC521SJ is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 74AC521SJ. All suppliers must pass our qualification reviews before they can publish their products including 74AC521SJ on Heisener; we pay more attention to the channels and quality of 74AC521SJ products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 74AC521SJ price and inventory displayed accurate?

The price and inventory of 74AC521SJ 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 74AC521SJ?

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 74AC521SJ we delivered, we will accept the replacement or return of the 74AC521SJ 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 74AC521SJ.

(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 74AC521SJ pin diagram, 74AC521SJ datasheet?

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

74AC521SJ Related Products

SIT1602BI-13-18N-50.000000E	SiTIME, -40 TO 85C, 2520, 50PPM, 1.8V, 5, -, 74AC	View
416F380X3CTT	CTS-Frequency Controls, CRYSTAL 38.000 MHZ 6PF SMT, 4-SMD, No Lead, 74AC	View
167103K250A	Cornell Dubilier Electronics (CDE), CAP FILM 10000PF 10% 250VDC RAD, Radial, 74AC	View
BFC237221274	Vishay BC Components, CAP FILM 0.27UF 10% 100VDC RAD, Radial, 74AC	View
06033C104KAJ2A	AVX Corporation, CAP CER 0.1UF 25V X7R 0603, 0603 (1608 Metric), 74AC	View
VJ0603D111GLAAT	Vishay Vitramon, CAP CER 110PF 50V C0G/NP0 0603, 0603 (1608 Metric), 74AC	View
ISL23325TFVZ-TK	Intersil, IC DGTL POT 256POS 100K 14TSSOP, 14-TSSOP (0.173", 4.40mm Width), 74AC	View
CMF0751K000GKRE	Vishay Dale, RES 51K OHM 1/2W 2% AXIAL, Axial, 74AC	View
4606X-104-221/331L	Bourns Inc., RES NETWORK 8 RES MULT OHM 6SIP, 6-SIP, 74AC	View
CR1206-FX-3833ELF	Bourns Inc., RES SMD 383K OHM 1% 1/4W 1206, 1206 (3216 Metric), 74AC	View
OSTOQ105450	On Shore Technology Inc., TERM BLOCK HDR 10POS VERT 5.08MM, -, 74AC	View
MI-271-MX-F2	Vicor Corporation, CONVERT DC/DC 165VIN 12VOUT 75W, Full Brick, 74AC	View

74AC521SJ 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
74AC521SJ_NL D# 74AC521SJ_NL	Rochester Electronics LLC	- Bulk (Alt: 74AC521SJ_NL)	0
74AC521SJX D# 74AC521SJX	ON Semiconductor	Identity Comparator 8-Bit 20-Pin SOP-II T/R - Bulk (Alt: 74AC521SJX) RoHS: Compliant	0
74AC521SJ D# 74AC521SJ	ON Semiconductor	- Bulk (Alt: 74AC521SJ) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

74AC521SJX

Fairchild Semiconductor Corporation

N/A AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20 5.30 MM, EIAJ TYPE2, SOP-20

74AC521SJ

Fairchild Semiconductor Corporation

N/A AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20 5.30 MM, EIAJ TYPE2, SOP-20

Part Number

Manufacturer

Description

Stock

74AC521SJX

D# 2156-74AC521SJX-FSTR-ND

Rochester Electronics LLC

IDENTITY COMPARATOR

74AC521SJ

D# 2156-74AC521SJ-FS-ND

Rochester Electronics LLC

IDENTITY COMPARATOR

4315

Part Number

Manufacturer

Description

Stock

74AC521SJX

Fairchild Semiconductor Corporation

In stock shipping within 2days

127

Part Number

Manufacturer

Description

Stock

74AC521SJ

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

4962

74AC521SJX

FAIR CHILD

OEM/CM QUOTES ONLY | NO BROKERS

2185

Part Number

Manufacturer

Description

Stock

74AC521SJX

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

75000

74AC521SJ

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

25300

Part Number

Manufacturer

Description

Stock

74AC521SJX

D# NS-74AC521SJX

Fairchild Semiconductor Corporation

OEM/CM ONLY

6846

74AC521SJ

D# NS-74AC521SJ

Fairchild Semiconductor Corporation

OEM/CM ONLY

8369

Part Number

Manufacturer

Description

Stock

74AC521SJX

Fairchild Semiconductor Corporation

Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDSO20

RoHS: Compliant

74AC521SJ

Fairchild Semiconductor Corporation

Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDSO20

RoHS: Compliant

4315

Part Number

Manufacturer

Description

Stock

74AC521SJ

Fairchild Semiconductor Corporation

OEM/CM ONLY

1741

74AC521SJX

Fairchild Semiconductor Corporation

OEM/CM ONLY

1916

Part Number

Manufacturer

Description

Stock

74AC521SJ

Fairchild Semiconductor Corporation

IN stock Immediate delivery

25285

74AC521SJX

Fairchild Semiconductor Corporation

IN stock Immediate delivery

74985

Part Number

Manufacturer

Description

Stock

74AC521SJX

Fairchild Semiconductor Corporation

shipping today

Quick Inquiry

74AC521SJ

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS