TriQuint Semiconductor Inc. has released a new 7-bit digital step attenuator (DSA) that delivers the low insertion loss, high speed, linearity and and advanced, fine-grain resolution required by designers of base station transceivers, test equipment and many other similar applications. The TQP4M9083 provides up to 31.75 dB of attenuation in 0.25-dB steps and operates from 400 MHz to 3.5 GHz.
