Name: SN74LS221DG4
Brand: Texas Instruments
SKU: SN74LS221DG4
Price: 0.8446 USD
Availability: InStock
Rating: 5 (189 reviews)

SN74LS221DG4

For Reference Only

Part Number	SN74LS221DG4
Manufacturer	Texas Instruments
Description	IC MONOSTABLE DUAL 16SOIC
Datasheet	SN74LS221DG4 Specifications
Package	16-SOIC (0.154", 3.90mm Width)
ECAD
In Stock	7,312 piece(s)
Unit Price	$ 0.8446 *
Lead Time	To be Confirmed
Estimated Delivery Time	May 1 - May 6 (Choose Expedited Shipping)
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Part Number # SN74LS221DG4 (Logic - Multivibrators) 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 SN74LS221DG4 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS221DG4 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74LS221DG4.

SN74LS221DG4 Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Multivibrators
Package	16-SOIC (0.154", 3.90mm Width)
ECAD
Series	74LS
Logic Type	Monostable
Independent Circuits	2
Schmitt Trigger Input	No
Propagation Delay	45ns
Current - Output High, Low	400µA, 8mA
Voltage - Supply	4.75 V ~ 5.25 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package	16-SOIC

SN74LS221DG4 Reviews

Nehem*****urtis

April 5, 2023

★ ★ ★ ★ ★

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

Soph*****rooks

March 20, 2023

★ ★ ★ ★ ★

It gives you a good quality product, with a great variety.. I will for sure order this set again when i start to run low

Roha*****nnett

March 11, 2023

★ ★ ★ ★ ★

Parts received and tested, all can work, thank you

Clar*****uitt

March 4, 2023

★ ★ ★ ★ ★

Perfectly satisfied with item. Top supplier on my list.

Cayson*****padhyay

February 27, 2023

★ ★ ★ ★ ★

Items arrived well pakaged, reasonable postage and as described. Top seller

Kinl*****rtega

February 25, 2023

★ ★ ★ ★ ★

The helper is super handy, especially if you work with medium size PCB boards as it allows to hold the board steady in every position. It feels pretty sturdy and of good quality.

Easto*****anathan

February 23, 2023

★ ★ ★ ★ ★

I've made a few purchases from Heisener and always get a friendly technician helped me with locate what I was looking for. That kind of attitude is greatly appreciated.

Kayl*****hander

February 23, 2023

★ ★ ★ ★ ★

Excellent shopping cart process, various of products for selection and order fulfillment a good service quality. I rely on them heavily.

Avi***** Om

February 23, 2023

★ ★ ★ ★ ★

Not much to say. Nice and cheap, and haven't had a failure yet.

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SN74LS221DG4 Packaging

SN74LS221DG4 FAQ

1. How to order SN74LS221DG4 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 SN74LS221DG4 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74LS221DG4. All suppliers must pass our qualification reviews before they can publish their products including SN74LS221DG4 on Heisener; we pay more attention to the channels and quality of SN74LS221DG4 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74LS221DG4 price and inventory displayed accurate?

The price and inventory of SN74LS221DG4 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 SN74LS221DG4?

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 SN74LS221DG4 we delivered, we will accept the replacement or return of the SN74LS221DG4 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 SN74LS221DG4.

(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 SN74LS221DG4 pin diagram, SN74LS221DG4 datasheet?

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

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SN74LS221DG4 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

SN74LS221D

D# V99:2348_07345644

Texas Instruments

Monostable Multivibrator Dual-Element 0°C 70°C 16-Pin SOIC Tube

RoHS: Compliant

SN74LS221DR

D# V72:2272_07345647

Texas Instruments

Monostable Multivibrator Dual-Element 0°C 70°C 16-Pin SOIC T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74LS221D

D# SN74LS221D

Texas Instruments

Monostable Multivibrator Dual 16-Pin SOIC Tube - Rail/Tube (Alt: SN74LS221D)

Part Number

Manufacturer

Description

Stock

SN74LS221DG4

Texas Instruments

SN74LS221D

Texas Instruments

489

Part Number	Manufacturer	Description	Stock
SN74LS221D	ON Semiconductor	M: LS221 LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16 PLASTIC, SOIC-16	451
SN74LS221DR	Texas Instruments	IC DUAL MONO MULTIVIBRATR 16SOIC	0
SN74LS221DG4	Texas Instruments	IC MONOSTABLE DUAL 16SOIC	0

Part Number	Manufacturer	Description	Stock
SN74LS221DR D# 296-SN74LS221DRCT-ND	Texas Instruments	IC MULTIVIBRATOR 45NS 16SOIC	4512
SN74LS221D D# 296-3673-5-ND	Texas Instruments	IC MULTIVIBRATOR 45NS 16SOIC	1374
SN74LS221DG4 D# 2156-SN74LS221DG4-TI-ND	Rochester Electronics LLC	IC MULTIVIBRATOR 45NS 16SOIC	0

Part Number

Manufacturer

Description

Stock

SN74LS221D

D# 3006703

Texas Instruments

IC, MULTIVIBRATOR, MONSTABLE, SMD

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number	Manufacturer	Description	Stock
SN74LS221D	MOTO	OEM/CM QUOTES ONLY \| NO BROKERS	3998
SN74LS221DR	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	2812
SN74LS221DG4	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	88

Part Number

Manufacturer

Description

Stock

SN74LS221D

Texas Instruments

OEM/CM ONLY

963

SN74LS221DG4

Texas Instruments

OEM/CM ONLY

551

Part Number

Manufacturer

Description

Stock

SN74LS221D

Texas Instruments

In stock

146

SN74LS221DG4

Texas Instruments

In stock

Part Number

Manufacturer

Description

Stock

SN74LS221D

D# 595-SN74LS221D

Texas Instruments

Monostable Multivibrator Dual Mono

RoHS: Compliant

798

SN74LS221DR

D# 595-SN74LS221DR

Texas Instruments

Monostable Multivibrator Dual Mono

RoHS: Compliant

1905

Part Number	Manufacturer	Description	Stock
SN74LS221DR D# NS-SN74LS221DR	Texas Instruments	OEM/CM ONLY	3625
SN74LS221DG4 D# NS-SN74LS221DG4	Texas Instruments	OEM/CM ONLY	6697
SN74LS221D D# NS-SN74LS221D	Texas Instruments	OEM/CM ONLY	6139

Part Number

Manufacturer

Description

Stock

SN74LS221D

Motorola Semiconductor Products

Multivibrator, Monostable Type, 16 Pin, Plastic, SOP

510

SN74LS221DG4

Texas Instruments

IC,MONOSTABLE MULTIVIBRATOR,LS-TTL,SOP,16PIN,PLASTIC, LEAD FREE

Part Number

Manufacturer

Description

Stock

SN74LS221D

Texas Instruments

SN74LS221 Dual monostable multivibrators with Schmitt-trigger inputs

RoHS: Compliant

5012

Part Number	Manufacturer	Description	Stock
SN74LS221DG4	Texas Instruments	OEM/CM ONLY	186
SN74LS221D	ON Semiconductor	OEM/CM ONLY	11013
SN74LS221DR	Texas Instruments	OEM/CM ONLY	5369

Part Number

Manufacturer

Description

Stock

SN74LS221DR

Texas Instruments

Dual monostable multivibrators with Schmitt-trigger inputs

SN74LS221D

Texas Instruments

Dual monostable multivibrators with Schmitt-trigger inputs

Part Number

Manufacturer

Description

Stock

SN74LS221D

D# 53422381

Texas Instruments

Monostable Multivibrator Dual-Element 0°C 70°C 16-Pin SOIC Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74LS221D

Texas Instruments

RFQ

5910

SN74LS221DR

Texas Instruments

RFQ

9931

Part Number

Manufacturer

Description

Stock

SN74LS221DR

Texas Instruments

IC DUAL MONO MULTIVIBRATR 16SOIC

2402

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SN74LS221DG4

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