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Segment Information (Tables)
 3 Months Ended
Apr. 28, 2024
Segment Reporting [Abstract]  
Net Sales by Segment
Net sales and gross profit by reportable segment were as follows:
Three Months Ended
(in thousands)April 28, 2024April 30, 2023
Net sales:
Signal Integrity $58,299 28 %$40,891 17 %
Analog Mixed Signal and Wireless 75,344 37 %59,619 25 %
IoT Systems and Connectivity72,462 35 %136,029 58 %
Total net sales$206,105 100 %$236,539 100 %
Gross profit:
Signal Integrity$34,761 $24,487 
Analog Mixed Signal and Wireless40,704 36,474 
IoT Systems and Connectivity27,094 53,808 
Unallocated costs, including share-based compensation and amortization of acquired technology(2,967)(11,823)
Total gross profit$99,592 $102,946 
Net Sales Activity By Geographic Region
Net sales activity by geographic region was as follows:
 Three Months Ended
(percentage of total net sales)April 28, 2024April 30, 2023
Asia-Pacific64 %54 %
North America22 %31 %
Europe14 %15 %
100 %100 %
Summary Of Sales Activity To Countries That Represented Greater Than 10% Of Total Net Sales The table below summarizes sales activity to geographies that represented greater than 10% of total sales for at least one of the periods presented:
 Three Months Ended
(percentage of total net sales)April 28, 2024April 30, 2023
China (including Hong Kong)43 %24 %
United States21 %28 %
Net Sales by Type
Net sales by revenue type were as follows:
Three Months Ended
(in thousands)April 28, 2024April 30, 2023
Net sales:
Product sales$177,488 86 %$207,381 88 %
Service revenue28,617 14 %29,158 12 %
Total net sales$206,105 100 %$236,539 100 %