UltraCMOS® RF Digital Step Attenuators

pSemi UltraCMOS® RF Digital Step Attenuators (DSAs) offer flexibility and performance for wireless and broadband infrastructure equipment, LMRs, test-and-measurement equipment, and military RF applications. The UltraCMOS RF DSAs are offered in 50Ω and 75Ω variants, with multiple programming mode options, including serial, direct parallel, and latched parallel, making it easy to design them into a wide range of systems. These devices offer best-in-class linearity, outstanding attenuation accuracy, and low insertion loss.

All Results (13)

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Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
pSemi Attenuators Flip Chip Die 198In Stock
Min.: 1
Mult.: 1
Reel: 250

pSemi Attenuators Green 20 lead 4x4 QFN 2,750In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators Green 20 lead 4x4 QFN 13,962In Stock
20,075Expected 6/8/2026
Min.: 1
Mult.: 1
Reel: 3,000


pSemi Attenuators Green 12 lead 3x3 QFN 14,239In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators Green 24 lead 4x4 QFN 10,917In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators 32 lead 5X5 QFN 4,689In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators 32 lead 5X5 QFN 2,433In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators Green 24 lead 4x4 QFN 11,164In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators Green 32 lead 5x5 QFN 2,158In Stock
Min.: 1
Mult.: 1
Reel: 3,000

pSemi Attenuators Green 32 lead 5x5 QFN 2,882In Stock
9,000Expected 6/5/2026
Min.: 1
Mult.: 1
Reel: 3,000

pSemi RF Development Tools Evaluation Kit Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

pSemi Attenuators Green 12 lead 3x3 QFN Non-Stocked Lead-Time 16 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

pSemi Attenuators Green 20 lead 4x4 QFN Non-Stocked Lead-Time 16 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000