Name: SN74LS221N
Brand: Texas Instruments
SKU: SN74LS221N
Price: 1.5342 USD
Availability: InStock
Rating: 5 (108 reviews)

SN74LS221N

For Reference Only

Part Number	SN74LS221N
Manufacturer	Texas Instruments
Description	IC DUAL MONO MULTIVIB 16-DIP
Datasheet	SN74LS221N Specifications
Package	16-DIP (0.300", 7.62mm)
ECAD
In Stock	12,048 piece(s)
Unit Price	$ 1.5342 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 30 - May 5 (Choose Expedited Shipping)
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Delivery Services

Part Number # SN74LS221N (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 SN74LS221N specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS221N with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74LS221N.

SN74LS221N Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Multivibrators
Package	16-DIP (0.300", 7.62mm)
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	Through Hole
Package / Case	16-DIP (0.300", 7.62mm)
Supplier Device Package	16-PDIP

SN74LS221N Reviews

Penel*****ortes

April 9, 2023

★ ★ ★ ★ ★

Outstanding supplier! Heisener is on a very short list of suppliers I can recommend. From stock, pricing, ease of ordering and great service, they get it all.

Kai*****Sarma

March 31, 2023

★ ★ ★ ★ ★

To be honest, I think you are doing an outstanding job.

Nico*****Arora

March 25, 2023

★ ★ ★ ★ ★

Great Seller, Great Item, the quality is great, Highly Recommended.

Erne*****arma

March 7, 2023

★ ★ ★ ★ ★

I have used 2 of the 10 units so far and they work fine.

Rayn*****nson

March 6, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never makes a mistake, most reliable, and no long waiting for deliveries.

Jake*****ctor

March 1, 2023

★ ★ ★ ★ ★

Good and works well. What else is there to say about it.

Naye*****uerra

February 21, 2023

★ ★ ★ ★ ★

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

Kia*****Bhat

February 19, 2023

★ ★ ★ ★ ★

Perfectly satisfied with item. Top supplier on my list.

Write a Review

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SN74LS221N Packaging

SN74LS221N FAQ

1. How to order SN74LS221N 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 SN74LS221N is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74LS221N. All suppliers must pass our qualification reviews before they can publish their products including SN74LS221N on Heisener; we pay more attention to the channels and quality of SN74LS221N products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74LS221N price and inventory displayed accurate?

The price and inventory of SN74LS221N 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 SN74LS221N?

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 SN74LS221N we delivered, we will accept the replacement or return of the SN74LS221N 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 SN74LS221N.

(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 SN74LS221N pin diagram, SN74LS221N datasheet?

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

SN74LS221N Related Products

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C322C152GAG5TA	KEMET, CAP CER 1500PF 250V C0G RADIAL, Radial, 74LS	View
CW00510R00JE12HE	Vishay Dale, RES 10 OHM 6.5W 5% AXIAL, Axial, 74LS	View
RNC50H8452BSRSL	Vishay Dale, RES 84.5K OHM 1/10W .1% AXIAL, Axial, 74LS	View
SR0805MR-071K6L	Yageo, RES SMD 1.6K OHM 20% 1/8W 0805, 0805 (2012 Metric), 74LS	View
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HKQ040212NJ-T	Taiyo Yuden, FIXED IND 12NH 140MA 1.23 OHM, 01005 (0402 Metric), 74LS	View
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5431495	Phoenix Contact, TERM BLOCK HDR 14POS 3.81MM, -, 74LS	View
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SN74LS221N 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

SN74LS221NSR

D# V36:1790_07345651

Texas Instruments

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

RoHS: Compliant

SN74LS221N

D# V99:2348_07345649

Texas Instruments

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

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74LS221NE4

D# SN74LS221NE4

Texas Instruments

Monostable Multivibrator Dual 16-Pin PDIP Tube - Rail/Tube (Alt: SN74LS221NE4)

SN74LS221ND

D# SN74LS221ND

Rochester Electronics LLC

- Bulk (Alt: SN74LS221ND)

Part Number

Manufacturer

Description

Stock

SN74LS221N

Motorola Semiconductor Products

Part Number	Manufacturer	Description	Stock
SN74LS221NSRE4	Rochester Electronics LLC	74LS221 Oneshot SN74LS221NSRE4	0
SN74LS221N	Motorola Mobility LLC	Min Qty 7	450
SN74LS221NE4	Texas Instruments	MONO MULTIVIBRATOR, 45NS, DIP-16, Multivibrator Type:Monostable, Output Current:8mA, Propagation Delay:45ns, Logic Case Style:DIP, No. of Pins:16, Supply Voltage Min:4.75V, Supply Voltage Max:5.25V, Operating Temperature Min:0C , RoHS Compliant: Yes	0
SN74LS221NSR	Texas Instruments	IC DUAL MONO MULTIVIBRATR 16SO	0
SN74LS221NSRG4	Rochester Electronics LLC	74LS221 Oneshot SN74LS221NSRG4	0

Part Number

Manufacturer

Description

Stock

SN74LS221NS

D# C1S746203300265

Texas Instruments

Monostable Multivibrator Dual 16-Pin SOP Tube

RoHS: Compliant

pbFree: Yes

Min Qty: 1

Container: Tube

SN74LS221N

D# C1S746202098789

Texas Instruments

Monostable Multivibrator Dual 0C 70C 16-Pin PDIP Tube

RoHS: Compliant

pbFree: Yes

Min Qty: 5

Container: Tube

Part Number

Manufacturer

Description

Stock

SN74LS221NSR

Texas Instruments

RoHS (ship within 1day) - D/C 2014

1791

Part Number	Manufacturer	Description	Stock
SN74LS221NS D# 2156-SN74LS221NS-ND	Rochester Electronics LLC	IC DUAL MONO MULTIVIBRATR 16SO	7650
SN74LS221N D# 296-3674-5-ND	Texas Instruments	IC MULTIVIBRATOR 45NS 16DIP	1298
SN74LS221NG4 D# SN74LS221NG4-ND	Texas Instruments	IC MULTIVIBRATOR 45NS 16DIP	0
SN74LS221NSR D# 2156-SN74LS221NSR-ND	Rochester Electronics LLC	SN74LS221 DUAL MONOSTABLE MULTIV	2000
SN74LS221NE4 D# 2156-SN74LS221NE4-ND	Rochester Electronics LLC	SN74LS221 DUAL MONOSTABLE MULTIV	75

Part Number

Manufacturer

Description

Stock

SN74LS221N

D# SN74LS221N

Motorola Semiconductor Products

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

Part Number	Manufacturer	Description	Stock
SN74LS221NSR	Texas Instruments	In stock shipping within 2days	2000
SN74LS221NS	Texas Instruments	In stock shipping within 2days	616
SN74LS221N	Motorola Semiconductor Products	In stock shipping within 2days	1851

Part Number

Manufacturer

Description

Stock

SN74LS221N .

D# 1470898

Texas Instruments

IC, MULTIVIBRATOR, MONSTABLE

RoHS: Compliant

Min Qty: 1

Container: Each

SN74LS221N

D# 3006704

Texas Instruments

IC, MULTIVIBRATOR, MONSTABLE

RoHS: Compliant

Min Qty: 1

Container: Each

2501

Part Number

Manufacturer

Description

Stock

SN74LS221N

NEW AND ORGINAL. ISRAEL W.HOUSE

Part Number	Manufacturer	Description	Stock
SN74LS221ND	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	823
SN74LS221NE4	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	1609
SN74LS221N	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	4568
SN74LS221NSR		OEM/CM QUOTES ONLY \| NO BROKERS	5950
SN74LS221NS	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	300
SN74LS221NMOT	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	119
SN74LS221NDS	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	108
SN74LS221NTI	TEXAS INSTRUMENTS	OEM/CM QUOTES ONLY \| NO BROKERS	30
SN74LS221NSRE4	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	29
SN74LS221NS20	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	64

Part Number	Manufacturer	Description	Stock
SN74LS221NSJSMDSO	Texas Instruments	OEM/CM ONLY	416
SN74LS221NS20	Texas Instruments	OEM/CM ONLY	613
SN74LS221NSEL	Texas Instruments	OEM/CM ONLY	729
SN74LS221NSRG4	Texas Instruments	OEM/CM ONLY	214
SN74LS221NBULK	Texas Instruments	OEM/CM ONLY	165
SN74LS221NDUAL	Texas Instruments	OEM/CM ONLY	1065
SN74LS221NMOTOROLA	Texas Instruments	OEM/CM ONLY	120
SN74LS221NS	Texas Instruments	OEM/CM ONLY	356
SN74LS221NP3	Texas Instruments	OEM/CM ONLY	861
SN74LS221NSRE4	Texas Instruments	OEM/CM ONLY	741
SN74LS221N10	Texas Instruments	OEM/CM ONLY	604
SN74LS221NTI	Texas Instruments	OEM/CM ONLY	498
SN74LS221NWP	Texas Instruments	OEM/CM ONLY	1034
SN74LS221NSUSMD0	Texas Instruments	OEM/CM ONLY	178
SN74LS221NSSR10	Texas Instruments	OEM/CM ONLY	284
SN74LS221NSR	Texas Instruments	OEM/CM ONLY	187

Part Number

Manufacturer

Description

Stock

SN74LS221N

Texas Instruments

Monostable Multivibrator, LS Series, 2-Func, TTL, PDIP16

286

Part Number	Manufacturer	Description	Stock
SN74LS221N	Texas Instruments	OEM/CM Immediate delivery	167
SN74LS221NS	Texas Instruments	OEM/CM Immediate delivery	271
SN74LS221NSR	Texas Instruments	OEM/CM Immediate delivery	2000

Part Number	Manufacturer	Description	Stock
SN74LS221NSR D# 595-SN74LS221NSR	Texas Instruments	Monostable Multivibrator Dual w/Schmitt-trgr inputs RoHS: Compliant	2382
SN74LS221N D# 595-SN74LS221N	Texas Instruments	Monostable Multivibrator Dual w/Schmitt-trgr inputs RoHS: Compliant	1016
SN74LS221NE4 D# 595-SN74LS221NE4	Texas Instruments	Monostable Multivibrator Dual w/Schmitt-trgr inputs RoHS: Compliant	610

Part Number

Manufacturer

Description

Stock

SN74LS221N

D# 13H2704

TE Connectivity

FINGER, FEED

RoHS: Not Compliant

Min Qty: 1

Container: Bulk

Part Number	Manufacturer	Description	Stock
N74LS221N D# NS-N74LS221N	VARIOUS	OEM/CM ONLY	2212
SN74LS221NE4 D# NS-SN74LS221NE4	Texas Instruments	OEM/CM ONLY	4851
SN74LS221NSR D# NS-SN74LS221NSR	Texas Instruments	OEM/CM ONLY	7382
SN74LS221N3 D# NS-SN74LS221N3	VARIOUS	OEM/CM ONLY	1842
SN74LS221NSRG4 D# NS-SN74LS221NSRG4	Texas Instruments	OEM/CM ONLY	6991
SN74LS221N D# NS-SN74LS221N	Texas Instruments	OEM/CM ONLY	6590
SN74LS221NSRE4 D# NS-SN74LS221NSRE4	Texas Instruments	OEM/CM ONLY	6647

Part Number

Manufacturer

Description

Stock

SN74LS221NSR

Texas Instruments

MONOSTABLE MULTIVIBRATOR, LS SERIES, 2-FUNC, TTL, PDSO16

1432

SN74LS221N

Texas Instruments

Multivibrator, Monostable Type, 16 Pin, Plastic, DIP

241

Part Number

Manufacturer

Description

Stock

SN74LS221N

D# 0640131

Texas Instruments

Texas Instruments SN74LS221N, Dual Monostable Multivibrator 8mA, 16-Pin PDIP, EA

Min Qty: 1

Container: Bulk

152

Part Number	Manufacturer	Description	Stock
SN74LS221NS	Texas Instruments	IC Dual MONO MULTIVIBRATR 16SO RoHS: Not Compliant	7650
SN74LS221N	Texas Instruments	SN74LS221 Dual monostable multivibrators with Schmitt-trigger inputs RoHS: Compliant	35152
SN74LS221NSR	Texas Instruments	SN74LS221 Dual monostable multivibrators with Schmitt-trigger inputs RoHS: Compliant	2000
SN74LS221NE4	Texas Instruments	SN74LS221 Dual monostable multivibrators with Schmitt-trigger inputs RoHS: Compliant	75

Part Number	Manufacturer	Description	Stock
SN74LS221ND	Motorola Semiconductor Products	OEM/CM ONLY	714
SN74LS221NS20	Texas Instruments	OEM/CM ONLY	70
SN74LS221NE4	Texas Instruments	OEM/CM ONLY	1392
SN74LS221NDS	Motorola Semiconductor Products	OEM/CM ONLY	112
SN74LS221NMOT	Motorola Semiconductor Products	OEM/CM ONLY	121
SN74LS221NSR	Texas Instruments	OEM/CM ONLY	1834
SN74LS221NS		OEM/CM ONLY	220
SN74LS221N	Texas Instruments	OEM/CM ONLY	25384

Part Number	Manufacturer	Description	Stock
SN74LS221NS	Texas Instruments	IN stock Immediate delivery	266
SN74LS221N	Texas Instruments	IN stock Immediate delivery	162
SN74LS221NSR	Texas Instruments	IN stock Immediate delivery	2015

Part Number

Manufacturer

Description

Stock

SN74LS221N

D# 2028021513

Motorola Semiconductor Products

SN74LS221N MOTOROLA Dual Monostable Multivibrators

100

Part Number

Manufacturer

Description

Stock

SN74LS221NSR

Texas Instruments

Dual monostable multivibrators with Schmitt-trigger inputs

SN74LS221N

Texas Instruments

Dual monostable multivibrators with Schmitt-trigger inputs

Part Number

Manufacturer

Description

Stock

SN74LS221N(M

Motorola Mobility LLC

shipping today

Part Number

Manufacturer

Description

Stock

SN74LS221N

D# 53678073

Texas Instruments

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

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
SN74LS221NSR	Texas Instruments	RFQ	8739
SN74LS221N-MOT	mfr	RFQ	8664
SN74LS221NP3	Texas Instruments	RFQ	2326
SN74LS221N	Texas Instruments	RFQ	14976

Part Number

Manufacturer

Description

Stock

SN74LS221NSR

Texas Instruments

IC DUAL MONO MULTIVIBRATR 16SO

16458

Part Number

Manufacturer

Description

Stock

SN74LS221N

D# 3006704

Texas Instruments

IC, MULTIVIBRATOR, MONSTABLE

RoHS: Compliant

Min Qty: 1

Container: Each

2501

SN74LS221N .

D# 1470898

Texas Instruments

IC, MULTIVIBRATOR, MONSTABLE

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

SN74LS221N

Certified Quality

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