Name: SN74LS640-1N
Brand: Texas Instruments
SKU: SN74LS640-1N
Price: 2.3448 USD
Availability: InStock
Rating: 5 (112 reviews)

SN74LS640-1N

For Reference Only

Part Number	SN74LS640-1N
Manufacturer	Texas Instruments
Description	IC BUS TRANSCEIVER 8BIT 20DIP
Datasheet	SN74LS640-1N Specifications
Package	20-DIP (0.300", 7.62mm)
ECAD
In Stock	10,440 piece(s)
Unit Price	$ 2.3448 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jul 2 - Jul 7 (Choose Expedited Shipping)
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Part Number # SN74LS640-1N (Logic - Buffers, Drivers, Receivers, Transceivers) 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 SN74LS640-1N specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS640-1N with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74LS640-1N.

SN74LS640-1N Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Buffers, Drivers, Receivers, Transceivers
Package	20-DIP (0.300", 7.62mm)
ECAD
Series	74LS
Logic Type	Transceiver, Inverting
Number of Elements	1
Number of Bits per Element	8
Input Type	-
Output Type	Push-Pull
Current - Output High, Low	15mA, 24mA
Voltage - Supply	4.75 V ~ 5.25 V
Operating Temperature	0°C ~ 70°C (TA)
Mounting Type	Through Hole
Package / Case	20-DIP (0.300", 7.62mm)
Supplier Device Package	20-PDIP

SN74LS640-1N Reviews

Jona*****andt

March 3, 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.

Fabi*****tone

March 2, 2023

★ ★ ★ ★ ★

Arrived as described and well packaged. Sent very quickly after payment.

Write a Review

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SN74LS640-1N Packaging

SN74LS640-1N FAQ

1. How to order SN74LS640-1N 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 SN74LS640-1N is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74LS640-1N. All suppliers must pass our qualification reviews before they can publish their products including SN74LS640-1N on Heisener; we pay more attention to the channels and quality of SN74LS640-1N products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74LS640-1N price and inventory displayed accurate?

The price and inventory of SN74LS640-1N 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 SN74LS640-1N?

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 SN74LS640-1N we delivered, we will accept the replacement or return of the SN74LS640-1N 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 SN74LS640-1N.

(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 SN74LS640-1N pin diagram, SN74LS640-1N datasheet?

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

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SN74LS640-1N 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

SN74LS640-1NSR

D# V36:1790_07345935

Texas Instruments

Bus XCVR Single 8-CH 3-ST 20-Pin SOP T/R

RoHS: Compliant

SN74LS640-1N

D# V36:1790_07345933

Texas Instruments

Bus XCVR Single 8-CH 3-ST 20-Pin PDIP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

Texas Instruments

165

Part Number	Manufacturer	Description	Stock
SN74LS640-1N	Texas Instruments	Bus XCVR Single 8-CH 3-ST 20-Pin PDIP Tube	213
SN74LS640-1NSRE4	Rochester Electronics LLC	74LS640 Bus Transceiver SN74LS640-1NSRE4	0
SN74LS640-1NE4	Texas Instruments	IC BUS TRANSCEIVER 8BIT 20DIP	0
SN74LS640-1NSRG4	Rochester Electronics LLC	74LS640 Bus Transceiver SN74LS640-1NSRG4	0
SN74LS640-1NSR	Texas Instruments	IC OCT BUS TXRX 3ST 20SO	0

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

Texas Instruments

N/A (ship within 1day) - D/C 2003+

160

Part Number	Manufacturer	Description	Stock
SN74LS640-1NS D# 2156-SN74LS640-1NS-ND	Rochester Electronics LLC	IC OCT BUS TXRX 3ST 20SO	5320
SN74LS640-1N D# 296-26518-5-ND	Texas Instruments	IC TXRX INVERT 5.25V 20DIP	230
SN74LS640-1NSR D# 2156-SN74LS640-1NSR-ND	Rochester Electronics LLC	IC TRANSCEIVER INVERT 5.25V 20SO	8000

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

Texas Instruments

In stock shipping within 2days

243

Part Number	Manufacturer	Description	Stock
SN74LS6401N	SIGNETICS TI	OEM/CM QUOTES ONLY \| NO BROKERS	34929
SN74LS6401NSR	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	1691
SN74LS6401NS	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	6331

Part Number	Manufacturer	Description	Stock
SN74LS6401N	Texas Instruments	OEM/CM ONLY	937
SN74LS6401NSR	Texas Instruments	OEM/CM ONLY	808
SN74LS6401NSTIJS	Texas Instruments	OEM/CM ONLY	108
SN74LS6401NS	Texas Instruments	OEM/CM ONLY	1064
SN74LS6401NDIL20	Texas Instruments	OEM/CM ONLY	846
SN74LS6401N95	Texas Instruments	OEM/CM ONLY	365
SN74LS6401NCOM	Texas Instruments	OEM/CM ONLY	156
SN74LS6401NSRE4	Texas Instruments	OEM/CM ONLY	671
SN74LS6401NE4	Texas Instruments	OEM/CM ONLY	1033

Part Number

Manufacturer

Description

Stock

SN74LS640-1NSR

Texas Instruments

OEM/CM Immediate delivery

2000

Part Number

Manufacturer

Description

Stock

SN74LS640-1NSR

D# 595-SN74LS640-1NSR

Texas Instruments

Bus Transceivers Octal bus Transceiver

RoHS: Compliant

1951

SN74LS640-1N

D# 595-SN74LS640-1N

Texas Instruments

Bus Transceivers Octal bus Transceiver

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
SN74LS640-1NSRG4 D# NS-SN74LS640-1NSRG4	Texas Instruments	OEM/CM ONLY	5672
SN74LS640-1NSR D# NS-SN74LS640-1NSR	Texas Instruments	OEM/CM ONLY	2066
SN74LS640-1N D# NS-SN74LS640-1N	Texas Instruments	OEM/CM ONLY	5798
N74LS640-1N D# NS-N74LS640-1N	VARIOUS	OEM/CM ONLY	1089
SN74LS640-1NSRE4 D# NS-SN74LS640-1NSRE4	Texas Instruments	OEM/CM ONLY	9256
SN74LS640-1NE4 D# NS-SN74LS640-1NE4	Texas Instruments	OEM/CM ONLY	9225

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

Texas Instruments

Bus Transceiver, Single, 8 Bit, 20 Pin, Plastic, DIP

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

D# SN74LS640-1N

Texas Instruments

Semiconductor

Part Number	Manufacturer	Description	Stock
SN74LS640-1NS	Texas Instruments	SN74LS640 Octal bus transceivers RoHS: Not Compliant pbFree: No	5320
SN74LS640-1NSR	Texas Instruments	SN74LS640 Octal bus transceivers RoHS: Compliant	8000
SN74LS640-1N	Texas Instruments	SN74LS640 Octal bus transceivers RoHS: Compliant	2065

Part Number

Manufacturer

Description

Stock

SN74LS6401N

Texas Instruments

OEM/CM ONLY

31189

SN74LS6401NSR

Texas Instruments

OEM/CM ONLY

1437

Part Number

Manufacturer

Description

Stock

SN74LS640-1NSR

Texas Instruments

IN stock Immediate delivery

2015

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

Texas Instruments

Octal bus transceivers

Part Number

Manufacturer

Description

Stock

SN74LS640-1N

Texas Instruments

shipping today

2408

Part Number

Manufacturer

Description

Stock

SN74LS640-1NE4

Texas Instruments

RFQ

1047

SN74LS640-1N

Texas Instruments

RFQ

2869

Quick Inquiry

SN74LS640-1N

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