M74HC643B1

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Stock/Availability for: M74HC643B1

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Statistics

Total Quantity
3,795
Line Items
9
Suppliers listing this part
9
Countries/regions where listing suppliers exist
8
Most Recent Upload
1/16/2026

Sponsored Live Part Search

Part Number: M74HC643B1

Part Number Country/Region Suppliers Line Items Total Qty
M74HC643B1 US 2 2 428
M74HC643B1 TW 1 1 1,755
M74HC643B1 BE 1 1 968
M74HC643B1 JP 1 1 285
M74HC643B1 FR 1 1 160
M74HC643B1 DE 1 1 144
M74HC643B1 NL 1 1 32
M74HC643B1 SE 1 1 23

Other Parts

Part Number Countries/Regions Suppliers Line Items Total Qty
M74HC640B1- 7 10 11 4,553
M74HC646RM13TR 5 8 8 10,515
M74HC646B1 5 7 7 2,180
M74HC648B1 4 5 5 13,027
M74HC64B1R 2 2 2 1,600
M74HC646B1R 2 2 2 53
M74HC643B1R 2 2 2 764
M74HC643B1N 1 1 1 220
M74HC643BI 1 1 1 57
M74HC641B1 1 1 1 17,852

Possible Component Manufacturers*

SGS Thompson - see ST Microelectronics (ST)
STMicroelectronics (ST)
TAG Semiconductor (Raytheon)
Inmos Corp (SGS-Thomson) (ST)
Renesas
IDT (GigOptix) (ZMD America) (ZMDI) (Renesas)

* 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