6-Bit, 75Ω Digital Step Attenuator 5MHz to 3GHz F1975 Datasheet Description The F1975 Digital Step Attenuator (DSA) is a product in IDT’s Glitch-FreeTM DSA Family, which is optimized for the demanding requirements of CATV and satellite systems.
It operates in the frequency range of 5MHz to 3000MHz.
This device is offered in a compact 4mm  4mm, 20-pin Thin QFN package with a 75Ω impedance for ease of integration.
Advantages Digital step attenuators are used in receivers and transmitters to provide gain control.
The F1975 is a 6-bit step attenuator optimized for these demanding applications.
The silicon design has very low insertion loss and low distortion (+64dBm IIP3).
The device has pinp...

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