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75 Ohm Digital Step Attenuators
Peregrine's highly linear, monolithic 75 Ohm RF DSA family offers a selection of resolutions, minimum attenuation step sizes and termination impedances. Its UltraCMOS® foundation allows for a an initial attenuation state at power-up. The DSA line provides excellent linearity over frequency and temperature, a versatile parallel or serial CMOS control interface, and operates on a single 3-volt supply, making it capable of addressing the needs of applications such as wireless base station, fixed wireless, microwave, VSAT, broadband telecom, military, space, test instrumentation, and optical equipment.

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Attenuation Range
Attenuation Steps


Part No.

Bits

Attenuation Range (dB)

Attenuation Steps (dB)

Programming Mode
Operating Freq. (MHz)

Min

Max

Insertion Loss (dB)

IIP3 (dBm)

Attenuation Accuracy

Switching Speed (µs)

Package Type

Package Dimensions
(mm)
PE4304 631.51.0 dBParallel, Serial, Direct
12000
1.452±(0.15 + 4% of setting)120L QFN4x4
PE4307 515.50.5 dBParallel, Serial, Direct
12000
1.452±(0.15 + 4% of setting)120L QFN4x4
PE4308 5311.0 dBParallel, Serial, Direct
12000
1.452±(0.20 + 4% of setting)120L QFN4x4
PE43404 4151.0 dBParallel, Serial
12000
1.452±(0.25 + 7% of setting)120L QFN4x4