Segment Information - Net Sales Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 28, 2024	Apr. 30, 2023
Revenue from External Customer [Line Items]
Net sales	$ 206,105	$ 236,539
Gross profit	$ 99,592	$ 102,946
Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	100.00%	100.00%
Net sales | Product Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	100.00%	100.00%
Signal Integrity
Revenue from External Customer [Line Items]
Net sales	$ 58,299	$ 40,891
Gross profit	$ 34,761	$ 24,487
Signal Integrity | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	28.00%	17.00%
Analog Mixed Signal and Wireless
Revenue from External Customer [Line Items]
Net sales	$ 75,344	$ 59,619
Gross profit	$ 40,704	$ 36,474
Analog Mixed Signal and Wireless | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	37.00%	25.00%
IoT Systems and Connectivity
Revenue from External Customer [Line Items]
Net sales	$ 72,462	$ 136,029
Gross profit	$ 27,094	$ 53,808
IoT Systems and Connectivity | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	35.00%	58.00%
Unallocated costs, including share-based compensation and amortization of acquired technology
Revenue from External Customer [Line Items]
Gross profit	$ (2,967)	$ (11,823)