Description

5 V DOCSIS 3.0 Low-distortion Upstream CATV Line Driver Features: Supports CableLabs® DOCSIS 3.0/2.0 and EuroDOCSIS 3.0/2.0 specifications for customer premises equipment (CPE) upstream transmission 5 V single-supply operation Excellent adjacent channel rejection performance −66 dBc ACPR for a single QPSK channel −63 dBc ACPR for 4× QAM64 channels Gain programmable in 1 dB steps over a 59 dB range Gain range: −27 dB to +32 dB Current-scaled output stage Low between-burst output noise level −70 dB mV in 160 kHz bandwidth Maintains constant output impedance in enable, disable, and sleep conditions Selectable low power modes 12 mA in Tx disable 12 μA in sleep mode (full power-down) 3-wire, SPI-compatible interface 4 mm × 5 mm 24-lead LFCSP, RoHS compliant