74LS643N

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Stock/Availability for: 74LS643N

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Statistics

Total Quantity
51
Line Items
2
Suppliers listing this part
2
Countries/regions where listing suppliers exist
2
Most Recent Upload
4/1/2026

Sponsored Live Part Search

Part Number: 74LS643N

Part Number Country/Region Suppliers Line Items Total Qty
74LS643N US 1 1 26
74LS643N CA 1 1 25

Other Parts

Part Number Countries/Regions Suppliers Line Items Total Qty
74LS645N 12 45 85 16,611
74LS640N 10 33 47 10,961
74LS645-1N 7 26 44 4,927
74LS641N 7 23 31 7,653
74LS640 10 17 18 7,230
74LS642N 7 15 15 11,569
74LS640-1N 4 14 17 559
74LS643 4 5 5 408
74LS643J 1 1 1 10
74LS643DW 1 1 2 74

Possible Component Manufacturers*

Unitrode Power (TI - Power)
Burr-Brown (BB) (TI)
TI (Texas Instruments)
Benchmarq Microelectronics (Unitrode) (TI - Power)
Thesys Mikroelektronik (Elex) (TI)
Texas Instruments (TI HiRel)

* This symbol ( ) will appear next to the manufacturer if a datasheet is available for the part. Registered members can click on the datasheet icon to locate the datasheet for the part.

Request a Free Trial Membership to contact suppliers for part number 74LS643N

Page Created: 4/1/2026