FEATURES
s 700MHz Gain Bandwidth s ±200mA Minimum IOUT s Adjustable Quiescent Current s Low Distortion: –72dBc at 1MHz, 4VP-P, 25Ω, AV = 2 s Stable in AV ≥ 10, Simple Compensation for AV < 10 s ±4.3V Minimum Output Swing, VS = ±6V, RL = 25Ω s Stable with 1000pF Load s 6nV/√Hz Input Noise Voltage s 2pA/√Hz Input Noise Current s 4mV Maximum Input Offset Voltage s 4µA Maximum Input Bias Current s 400nA Maximum Input Offset Current s ±4.5V Minimum Input CMR, VS = ±6V s Specified at ±6V, ±2.5V U APPLICATIO S s DSL Modems s xDSL PCI Cards s USB Modems s Line Drivers DESCRIPTIO The LT®1969 is an adjustable current version of the popular LT1886, a 200mA minimum output current, dual op amp with outstanding distortion performance. The adjustable current feature is highly desirable in applications where minimum power dissipation is required while still being able to provide adequate line termination. At nominal supply current, the amplifiers are gain of 10 stable and can easily be compensated for lower gains.
Linear Technology
