Name: SN74121D
Brand: Texas Instruments
SKU: SN74121D
Price: 4.5311 USD
Availability: InStock
Rating: 5 (90 reviews)

SN74121D

For Reference Only

Part Number	SN74121D
Manufacturer	Texas Instruments
Description	IC MONOSTABLE MULTIVIB 14-SOIC
Datasheet	SN74121D Specifications
Package	14-SOIC (0.154", 3.90mm Width)
ECAD
In Stock	13,740 piece(s)
Unit Price	$ 4.5311 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 13 - May 18 (Choose Expedited Shipping)
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Part Number # SN74121D (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 SN74121D specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74121D with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74121D.

SN74121D Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Multivibrators
Package	14-SOIC (0.154", 3.90mm Width)
ECAD
Series	7400
Logic Type	Monostable
Independent Circuits	2
Schmitt Trigger Input	No
Propagation Delay	45ns
Current - Output High, Low	400µA, 16mA
Voltage - Supply	4.75 V ~ 5.25 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package	14-SOIC

SN74121D Reviews

Nal*****andal

April 8, 2023

★ ★ ★ ★ ★

This was a perfect replacement for the original mode. 5 minutes and it was up and running like new.

Juli***** Fry

March 28, 2023

★ ★ ★ ★ ★

Easy to browse and order. You have everything I want. I compared the prices and services with others and found you're the best choice.

Jes*****Chan

March 26, 2023

★ ★ ★ ★ ★

To be honest, you're beating your competitor on delivery - sometimes I request 2nd day and you still get it here overnight. Thanks!

Kair*****ingra

March 21, 2023

★ ★ ★ ★ ★

Fast delivery well packed and as described.

Mac*****atton

March 20, 2023

★ ★ ★ ★ ★

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

Xavie*****nings

March 5, 2023

★ ★ ★ ★ ★

These are high quality connectors. They work as you would expect them to. There is not much else you can say about them.

Kea*****Mayo

March 4, 2023

★ ★ ★ ★ ★

So easy to do business with Heisener and they generally have stock on the items we need.

Ty *****ton

March 1, 2023

★ ★ ★ ★ ★

I always have good experiences in dealing with Heisener Electronics. They have the components I need in stock, their search function is great, and shipping is fast and always as promised.

Jaz*****e Bir

February 26, 2023

★ ★ ★ ★ ★

Items as described, quick dispatch, took a while with shipment.

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SN74121D Packaging

SN74121D FAQ

1. How to order SN74121D 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 SN74121D is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74121D. All suppliers must pass our qualification reviews before they can publish their products including SN74121D on Heisener; we pay more attention to the channels and quality of SN74121D products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74121D price and inventory displayed accurate?

The price and inventory of SN74121D 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 SN74121D?

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 SN74121D we delivered, we will accept the replacement or return of the SN74121D 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 SN74121D.

(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 SN74121D pin diagram, SN74121D datasheet?

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

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SN74121D 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

SN74121D

D# V99:2348_07324930

Texas Instruments

Monostable Multivibrator Single-Element 0°C 70°C 14-Pin SOIC Tube

RoHS: Compliant

SN74121DE4

D# V36:1790_07324931

Texas Instruments

Monostable Multivibrator Single-Element 0°C 70°C 14-Pin SOIC Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

Part Number	Manufacturer	Description	Stock
SN74121DRG4	Texas Instruments	MONO MULTIVIBRATOR, 45NS, SOIC-14, FULL REEL, Multivibrator Type:Monostable, Output Current:16mA, Propagation Delay:45ns, Logic Case Style:SOIC, No. of Pins:14, Supply Voltage Min:4.75V, Supply Voltage Max:5.25V, Family Type:TTL , RoHS Compliant: Yes	0
SN74121DG4	Texas Instruments	MONO MULTIVIBRATOR, 45NS, SOIC-14, Multivibrator Type:Monostable, Output Current:16mA, Propagation Delay:45ns, Logic Case Style:SOIC, No. of Pins:14, Supply Voltage Min:4.75V, Supply Voltage Max:5.25V, Operating Temperature Min:0C , RoHS Compliant: Yes	0
SN74121D	Texas Instruments	LOGIC, MONOSTABLE MULTIVIB, 14SOIC	259
SN74121DR	Texas Instruments	MONO MULTIVIBRATOR, 45NS, SOIC-14, FULL REEL, Multivibrator Type:Monostable, Output Current:16mA, Propagation Delay:45ns, Logic Case Style:SOIC, No. of Pins:14, Supply Voltage Min:4.75V, Supply Voltage Max:5.25V, Family Type:TTL , RoHS Compliant: Yes	0
SN74121DE4	Texas Instruments	IC MONOSTABLE MULTIVIB 14-SOIC	0
SN74121DRE4	Rochester Electronics LLC	74121 Oneshot SN74121DRE4	0

Part Number	Manufacturer	Description	Stock
SN74121DE4 D# SN74121DE4-ND	Texas Instruments	IC MULTIVIBRATOR 45NS 14SOIC	0
SN74121DR D# 2156-SN74121DR-TITR-ND	Rochester Electronics LLC	IC MULTIVIBRATOR 45NS 14SOIC	14450
SN74121D D# 296-33599-5-ND	Texas Instruments	IC MULTIVIBRATOR 45NS 14SOIC	534

Part Number

Manufacturer

Description

Stock

SN74121D

D# 3120789

Texas Instruments

LOGIC, MONOSTABLE MULTIVIB, 14SOIC

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number	Manufacturer	Description	Stock
SN74121DG4	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	11
SN74121DR	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	17196
SN74121D	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	1095

Part Number	Manufacturer	Description	Stock
SN74121DRE4	Texas Instruments	OEM/CM ONLY	1040
SN74121DG4	Texas Instruments	OEM/CM ONLY	966
SN74121DE4	Texas Instruments	OEM/CM ONLY	357
SN74121D	Texas Instruments	OEM/CM ONLY	1065
SN74121DR	Texas Instruments	OEM/CM ONLY	698

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

OEM/CM Immediate delivery

210

Part Number

Manufacturer

Description

Stock

SN74121D

D# 595-SN74121D

Texas Instruments

Monostable Multivibrator Schmitt-trigger inputs

RoHS: Compliant

218

SN74121DE4

D# 595-SN74121DE4

Texas Instruments

Monostable Multivibrator Schmitt-trigger inputs

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
SN74121DG4 D# NS-SN74121DG4	Texas Instruments	OEM/CM ONLY	4995
SN74121DRE4 D# NS-SN74121DRE4	Texas Instruments	OEM/CM ONLY	4289
SN74121DRG4 D# NS-SN74121DRG4	Texas Instruments	OEM/CM ONLY	6231
N74121D D# NS-N74121D	VARIOUS	OEM/CM ONLY	3980
SN74121D D# NS-SN74121D	Texas Instruments	OEM/CM ONLY	8147
SN74121DE4 D# NS-SN74121DE4	Texas Instruments	OEM/CM ONLY	7568
SN74121DR D# NS-SN74121DR	Texas Instruments	OEM/CM ONLY	74159

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

74121 SERIES, MONOSTABLE MULTIVIBRATOR, PDSO14

SN74121DG4

Texas Instruments

74121 SERIES, MONOSTABLE MULTIVIBRATOR, PDSO14 (Also Known As: SN74121D)

Part Number

Manufacturer

Description

Stock

SN74121DR

Texas Instruments

Monostable Multivibrator, 74121 Series, 1-Func, TTL, PDSO14

RoHS: Compliant

14450

SN74121D

Texas Instruments

SN74121 Monostable multivibrator with Schmitt-trigger inputs

RoHS: Compliant

1941

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

OEM/CM ONLY

946

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

IN stock Immediate delivery

205

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

Monostable multivibrator with Schmitt-trigger inputs

Part Number

Manufacturer

Description

Stock

SN74121DR

Texas Instruments

shipping today

SN74121D

Texas Instruments

shipping today

219

Part Number

Manufacturer

Description

Stock

SN74121DR

Texas Instruments

RFQ

14073

Part Number

Manufacturer

Description

Stock

SN74121D

Texas Instruments

IC MONOSTABLE MULTIVIB 14-SOIC

915

Part Number

Manufacturer

Description

Stock

SN74121D

D# 3120789

Texas Instruments

LOGIC, MONOSTABLE MULTIVIB, 14SOIC

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

SN74121D

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