ATS2012 High Frequency Chip Attenuators Susumu ATS2012 High Frequency Chip Attenuators are thin film, surface-mounted attenuators in the miniature 2012 (metric) / 0805 (imperial) chip size. These devices feature a frequency range of DC to 30GHz, and offer an attenuation range of 0dB to 10dB. Susumu ATS2012 Attenuators are available with a broad range of circuit and pin arrangements, as well as an internal circuit option which is specially designed for 0dB to 10dB attenuation.