SL521B

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Stock/Availability for: SL521B

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Statistics

Total Quantity
1,789
Line Items
19
Suppliers listing this part
11
Countries/regions where listing suppliers exist
6
Most Recent Upload
11/8/2025

Sponsored Live Part Search

Part Number: SL521B

Part Number Country/Region Suppliers Line Items Total Qty
SL521B US 4 11 413
SL521B GB 3 3 50
SL521B IN 1 2 16
SL521B JP 1 1 1,221
SL521B CN 1 1 60
SL521B IT 1 1 29

Other Parts

Part Number Countries/Regions Suppliers Line Items Total Qty
SL521C 10 27 36 15,313
SL521CCM 9 13 15 31,967
SL521A 6 13 16 7,091
SL521ACM 5 6 6 1,321
SL521BCM 2 5 5 166
SL52128 3 4 5 112
SL521CB 2 3 3 2,553
SL521AC 2 2 2 3,811
SL521 1 2 3 569
SL521BB 1 1 2 2

Possible Component Manufacturers*

Zarlink (Microsemi)
Mitel Semiconductor (Zarlink Semiconductor)
Plessey Semiconductors
GEC Plessey (GPS) (Zarlink)
Ferranti Semiconductor (Zetex plc)
Ferranti Electronics - Microwave (Plessey) (Zetex)

* 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 SL521B

Page Created: 11/8/2025