SN74LS643N

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Stock/Availability for: SN74LS643N

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Statistics

Total Quantity
5,245
Line Items
30
Suppliers listing this part
15
Countries/regions where listing suppliers exist
6
Most Recent Upload
1/16/2026

Sponsored Live Part Search

Part Number: SN74LS643N

Part Number Country/Region Suppliers Line Items Total Qty
SN74LS643N US 5 19 1,827
SN74LS643N GB 4 4 1,478
SN74LS643N DE 2 3 411
SN74LS643N TW 2 2 504
SN74LS643N SE 1 1 1,000
SN74LS643N CA 1 1 25

Other Parts

Part Number Countries/Regions Suppliers Line Items Total Qty
SN74LS640N 22 182 451 150,407
SN74LS645N 20 158 373 251,188
SN74LS641N 19 121 218 215,671
SN74LS646NT 15 114 288 172,596
SN74LS645-1N 16 105 164 81,990
SN74LS6411N 19 97 131 536,587
SN74LS6401N 16 73 110 160,524
SN74LS642N 14 68 101 51,222
SN74LS643-1N 5 11 15 9,605
SN74LS643N-1 1 1 1 166

Possible Component Manufacturers*

CTS Corporation
Freescale Semiconductor (NXP)
Motorola Semiconductors (Motorola SPS) (Arris) (CommScope)
QTI Sensing Solutions (CTS Corporation)
CTS Wireless (Motorola - Component Products)
TMOS (E-FET) (Motorola)

* 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.

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Page Created: 1/16/2026