SN74LS643N

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Stock/Availability for: SN74LS643N

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Statistics

Total Quantity
5,317
Line Items
34
Suppliers listing this part
15
Countries/regions where listing suppliers exist
6
Most Recent Upload
4/7/2026

Sponsored Live Part Search

Part Number: SN74LS643N

Part Number Country/Region Suppliers Line Items Total Qty
SN74LS643N US 5 23 1,899
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 22 182 443 158,956
SN74LS645N 21 156 372 226,892
SN74LS641N 19 119 212 171,562
SN74LS646NT 16 112 286 170,273
SN74LS645-1N 16 103 162 74,889
SN74LS6411N 19 93 126 536,534
SN74LS6401N 16 73 110 157,022
SN74LS642N 15 64 97 44,370
SN74LS643-1N 5 11 15 9,607
SN74LS643N-1 1 1 1 166

Possible Component Manufacturers*

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

* 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: 4/7/2026