Description

Ultralow Power, Adaptive Linear Power, Dual-Port ADSL/ADSL2+ Line Driver Features: 2 differential DSL channels comprising current feedback, high output current amplifiers with integrated feedback resistors plus biasing network Ideal for use as ADSL/ADSL2+ dual-channel central office (CO) line drivers Low power consumption using Class H technology Single 12.5 V supply operation 20.4 dBm line power, 1:1 transformer Less than 600 mW per channel total power dissipation while driving 20.4 dBm (includes 110 mW line power) Less than 275 mW per channel total power dissipation while driving 14.5 dBm (including line power) High output voltage and current drive 43.4 V differential output voltage swing Low distortion −65 dBc typical multitone power ratio (MTPR) at 20.4 dBm, 26 kHz to 2.2 MHz Low cost protection components enable ITU-T-K20 and GR-1089 compliance