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SN74LS640N

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SN74LS640N

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Part Number SN74LS640N
Manufacturer Texas Instruments
Description IC BUS TRANSCEIVER 8BIT 20DIP
Datasheet

SN74LS640N Specifications

Package 20-DIP (0.300", 7.62mm)
ECAD
In Stock 15,564 piece(s)
Unit Price $ 2.1187 *
Lead Time Can Ship Immediately
Estimated Delivery Time Apr 29 - May 4 (Choose Expedited Shipping)
Request for Quotation
Payment Methods
Delivery Services

Part Number # SN74LS640N (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 SN74LS640N specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS640N with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74LS640N.

SN74LS640N Specifications

ManufacturerTexas Instruments
CategoryIntegrated Circuits (ICs) - Logic - Buffers, Drivers, Receivers, Transceivers
Package20-DIP (0.300", 7.62mm)
ECAD
Series74LS
Logic TypeTransceiver, Inverting
Number of Elements1
Number of Bits per Element8
Input Type-
Output TypePush-Pull
Current - Output High, Low15mA, 24mA
Voltage - Supply4.75 V ~ 5.25 V
Operating Temperature0°C ~ 70°C (TA)
Mounting TypeThrough Hole
Package / Case20-DIP (0.300", 7.62mm)
Supplier Device Package20-PDIP

SN74LS640N Reviews

Row*****Kari

April 6, 2023

A convenient and small package. I have used 2 of the 10 units so far and they work fine.

Frede*****Mander

March 21, 2023

Have never had a problem with my order. Packages arrive on time and in great condition.

Jav***** Ray

March 17, 2023

I recommend this and would definitely buy it again.

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SN74LS640N Packaging

Customized Labels
Sealing
Packing
Insepction

SN74LS640N FAQ

  • 1. How to order SN74LS640N 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 SN74LS640N is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the SN74LS640N. All suppliers must pass our qualification reviews before they can publish their products including SN74LS640N on Heisener; we pay more attention to the channels and quality of SN74LS640N products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the SN74LS640N price and inventory displayed accurate?
    The price and inventory of SN74LS640N 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 SN74LS640N?
    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 SN74LS640N we delivered, we will accept the replacement or return of the SN74LS640N 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 SN74LS640N.
    (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 SN74LS640N pin diagram, SN74LS640N datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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TNPW120637K4BETA TNPW120637K4BETA Vishay Dale, RES SMD 37.4K OHM 0.1% 1/4W 1206, 1206 (3216 Metric), 74LS View
CSR0603JT82L0 CSR0603JT82L0 Stackpole Electronics Inc., RES SMD 0.082 OHM 5% 1/8W 0603, 0603 (1608 Metric), 74LS View
ESR18EZPF91R0 ESR18EZPF91R0 Rohm Semiconductor, RES SMD 91 OHM 1% 1/3W 1206, 1206 (3216 Metric), 74LS View
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SN74LS640N Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantee

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

SN74LS640N

D# V99:2348_07345940

Texas Instruments

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

RoHS: Compliant
0

SN74LS640NSR

D# V36:1790_07345942

Texas Instruments

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

RoHS: Compliant
0
Part Number Manufacturer Description Stock

SN74LS640NS

D# SN74LS640NS

Rochester Electronics LLC

- Bulk (Alt: SN74LS640NS)

0

SN74LS640ND

D# SN74LS640ND

Rochester Electronics LLC

- Bulk (Alt: SN74LS640ND)

0

SN74LS640N

D# SN74LS640N

Texas Instruments

Bus XCVR Single 8-CH 3-ST 20-Pin PDIP Tube - Rail/Tube (Alt: SN74LS640N)

0

SN74LS640NDS

D# SN74LS640NDS

Rochester Electronics LLC

- Bulk (Alt: SN74LS640NDS)

0
Part Number Manufacturer Description Stock

SN74LS640ND

Motorola Semiconductor Products

729

SN74LS640N

Texas Instruments

463
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SN74LS640NSRG4

Rochester Electronics LLC

74LS640 Bus Transceiver SN74LS640NSRG4

0

SN74LS640NE4

Texas Instruments

IC BUS TRANSCEIVER 8BIT 20DIP

0

SN74LS640NSR

Texas Instruments

IC BUS TXRX 8BIT 20SO

0

SN74LS640N

Motorola Mobility LLC

Min Qty 3

729

SN74LS640NSRE4

Rochester Electronics LLC

74LS640 Bus Transceiver SN74LS640NSRE4

0
Part Number Manufacturer Description Stock

SN74LS640N

D# C1S746202099089

Texas Instruments

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

RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Tube
3
Part Number Manufacturer Description Stock

SN74LS640N

Texas Instruments

N/A (ship within 1day) - D/C 2000

125

SN74LS640NSR

Texas Instruments

RoHS (ship within 1day) - D/C 2005

845
Part Number Manufacturer Description Stock

SN74LS640NSR

D# 2156-SN74LS640NSR-ND

Rochester Electronics LLC

IC TRANSCEIVER INVERT 5.25V 20SO

16000

SN74LS640N

D# 296-14897-5-ND

Texas Instruments

IC TXRX INVERT 5.25V 20DIP

212

SN74LS640N3

D# 2156-SN74LS640N3-ND

Rochester Electronics LLC

BUS TRANSCEIVER, LS SERIES TTL

1260
Part Number Manufacturer Description Stock

SN74LS640N

D# SN74LS640N

Texas Instruments

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

10
Part Number Manufacturer Description Stock

SN74LS640N .

D# 1470940

Texas Instruments

IC, BUS TRANSCEIVER

RoHS: Compliant
Min Qty: 1
Container: Each
194

SN74LS640N

D# 3119551

Texas Instruments

IC, BUS TRANSCEIVER

RoHS: Compliant
Min Qty: 1
Container: Each
0
Part Number Manufacturer Description Stock

SN74LS640NDS

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

57

SN74LS640NS

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

88

SN74LS640ND

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

868

SN74LS640NTEXASINS

TEXAS INSTRUMENTS

OEM/CM QUOTES ONLY | NO BROKERS

23

SSN74LS640N

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

990

SN74LS640NXXFM

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

2

SN74LS640NMOT85

OEM/CM QUOTES ONLY | NO BROKERS

60

SN74LS640NE4

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

24

SN74LS640NSR

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

1768

SN74LS640N

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

5770

SN74LS640N3

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

1499
Part Number Manufacturer Description Stock

SN74LS640NS99TIT

Texas Instruments

OEM/CM ONLY

896

SN74LS640NSRG4

Texas Instruments

OEM/CM ONLY

233

SN74LS640NPULL

Texas Instruments

OEM/CM ONLY

1091

SN74LS640NS

Texas Instruments

OEM/CM ONLY

522

SN74LS640NSR

Texas Instruments

OEM/CM ONLY

588

SN74LS640NCOM

Texas Instruments

OEM/CM ONLY

431

SN74LS640NE4

Texas Instruments

OEM/CM ONLY

1042

SN74LS640N1

Texas Instruments

OEM/CM ONLY

843

SN74LS640NTEXASINS

Texas Instruments

OEM/CM ONLY

431

SN74LS640NTI

Texas Instruments

OEM/CM ONLY

103

SN74LS640NSRE4

Texas Instruments

OEM/CM ONLY

200

SN74LS640N3

Texas Instruments

OEM/CM ONLY

225

SN74LS640NTEXAS

Texas Instruments

OEM/CM ONLY

110

SN74LS640N1N

Texas Instruments

OEM/CM ONLY

514

SN74LS640NATIONAL

Texas Instruments

OEM/CM ONLY

4182

SN74LS640NMOT

Texas Instruments

OEM/CM ONLY

410
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

OEM/CM Immediate delivery

411
Part Number Manufacturer Description Stock

SN74LS640NSR

D# 595-SN74LS640NSR

Texas Instruments

Bus Transceivers Octal bus Transceiver

RoHS: Compliant
920
Part Number Manufacturer Description Stock

SN74LS640N

D# XSCRXDU00000084

Motorola Semiconductor Products

473
Part Number Manufacturer Description Stock

SN74LS640N

D# 26AJ9451

Texas Instruments

IC, BUS TRANSCEIVER, Logic Device Type:Transceiver, Inverting, Logic Family / Base Number:74LS640, Logic Case Style:DIP, No. of Pins:20Pins, Supply Voltage Min:4.75V, Supply Voltage Max:5.25V, Logic IC Family:74LS, Logic IC Base RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
0
Part Number Manufacturer Description Stock

SN74LS640NSRG4

D# NS-SN74LS640NSRG4

Texas Instruments

OEM/CM ONLY

4132

SN74LS640NE4

D# NS-SN74LS640NE4

Texas Instruments

OEM/CM ONLY

7624

SN74LS640N

D# NS-SN74LS640N

Texas Instruments

OEM/CM ONLY

1951

SN74LS640NSR

D# NS-SN74LS640NSR

Texas Instruments

OEM/CM ONLY

6629

SN74LS640NSRE4

D# NS-SN74LS640NSRE4

Texas Instruments

OEM/CM ONLY

5914

N74LS640N

D# NS-N74LS640N

VARIOUS

OEM/CM ONLY

1102
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

1860

SN74LS640N

Motorola Semiconductor Products

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

276
Part Number Manufacturer Description Stock

SN74LS640N

D# SN74LS640N

Texas Instruments

Semiconductor

67
Part Number Manufacturer Description Stock

SN74LS640N

D# 6195621

Texas Instruments

Texas Instruments SN74LS640N, 1 Bus Transceiver, 8-Bit Inverting TTL, 20-Pin PDIP, EA

Min Qty: 1
Container: Bulk
0
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

SN74LS640 Octal bus transceivers

RoHS: Compliant
16000

SN74LS640N

Texas Instruments

SN74LS640 Octal bus transceivers

RoHS: Compliant
157

SN74LS640N3

Texas Instruments

Bus Transceiver, LS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDIP20

RoHS: Not Compliant
1260
Part Number Manufacturer Description Stock

SN74LS640N

Texas Instruments

OEM/CM ONLY

11706

SN74LS640NDS

Motorola Semiconductor Products

OEM/CM ONLY

100

SN74LS640NS

Texas Instruments

OEM/CM ONLY

90

SN74LS640ND

Motorola Semiconductor Products

OEM/CM ONLY

845

SSN74LS640N

Texas Instruments

OEM/CM ONLY

848

SN74LS640NMOT85

OEM/CM ONLY

66

SN74LS640NSR

Texas Instruments

OEM/CM ONLY

2362
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

IN stock Immediate delivery

406
Part Number Manufacturer Description Stock

SN74LS640N

Texas Instruments

Octal bus transceivers

6

SN74LS640NSR

Texas Instruments

Octal bus transceivers

16
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

shipping today

1473

SN74LS640N

Motorola Mobility LLC

shipping today

34
Part Number Manufacturer Description Stock

SN74LS640N

D# 53474740

Texas Instruments

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

RoHS: Compliant
0
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

RFQ

5011

SN74LS640N

Texas Instruments

RFQ

2490

SN74LS640NS

Texas Instruments

RFQ

6646

SN74LS640N-MOT

mfr

RFQ

7771
Part Number Manufacturer Description Stock

SN74LS640NSR

Texas Instruments

IC BUS TXRX 8BIT 20SO

4650
Part Number Manufacturer Description Stock

SN74LS640N .

D# 1470940

Texas Instruments

IC, BUS TRANSCEIVER

RoHS: Compliant
Min Qty: 1
Container: Each
194

SN74LS640N

D# 3119551

Texas Instruments

IC, BUS TRANSCEIVER

RoHS: Compliant
Min Qty: 1
Container: Each
0

Quick Inquiry

SN74LS640N

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