ADL5243 Description
The ADL5243 is a high performance, digitally controlled variable gain amplifier operating from 100 MHz to 4000 MHz. The VGA integrates two high performance amplifiers and a digital step attenuator (DSA). Amplifier 1 (AMP1) is an internally matched gain block amplifier with 20 dB gain, and Amplifier 2 (AMP2) is a broadband ¼ W driver amplifier that requires very few external tuning ponents.