AD8018

a 5 V, Rail-to-Rail, High-Output Current, xDSL Line Drive Amplifier AD8018 PIN CONFIGURATIONS 8-Lead SOIC (Thermal Coastline) AD8018AR 8 ؉VS 7 OUT2 6 –IN2 5 ؉IN2 FEATURES Ideal xDSL Line Drive Amplifier for USB, PCMCIA, or PCI-Based Customer Premise Equipment (CPE). The AD8018 provides maximum reach on 5 V supply, driving 16 dBm of power into a back-terminated, transformer-coupled 100 ⍀ while maintaining –82 dBc of out-of-band SFDR. Rail-to-Rail Output Voltage and High Output Current Drive 400 mA Output Current into Differential Load of 10 ⍀ @ 8 V p-p Low Single-Tone Distortion –86 dBc Worst Harmonic, 6 V p-p into Differential 10 ⍀ @ 100 kHz Low Noise 4.5 nV/√ Hz Voltage Noise Density, 100 kHz Out-of-Band SFDR = –82 dBc, 144 kHz to 500 kHz, R LOAD = 12.5 ⍀, PLINE = 13 dBm Low-Power Operation 3.3 V to 8 V Power Supply Range Two Logic Bits for Standby and Shutdown Low Supply Current of 9 mA/Amplifier (Typ) Current Feedback Amplifiers High Speed 130 MHz Bandwidth (–3 dB) 300 V/␮s Slew Rate APPLICATIONS xDSL USB, PCI, PCMCIA Cards Consumer DSL Modems Twisted Pair Line Driver 14-Lead TSSOP AD8018ARU NC 1 OUT1 2 –IN1 3 ؉IN1 4 8 NC 9 ؉VS 10 OUT2 11 –IN2 12 ؉IN2 13 PWDN0 14 DGND OUT1 1 –IN1 2 ؉IN1 3 –VS 4 –VS 5 PWDN1 6 NC 7 NC = NO CONNECT PRODUCT DESCRIPTION The AD8018 is intended for use in single-supply (5 V) xDSL modems where high-output current and low distortion are essential to achieve maximum reach. The dual high-speed amplifiers are capable of driving low distortion...