LT1122 Datasheet | Linear Technology

LT1122 Fast Settling, JFET Input Operational Amplifier Features n 100% Tested Settling Time340ns Typ to 1m V at Sum Node, 10V Step 540ns Max Tested with Fixed Feedback Capacitor n Slew Rate 60V/µs Min n Gain-Bandwidth Product 14MHz n Power Bandwidth (20VP-P)1.2 MHz n Unity-Gain Stable; Phase Margin 60° n Input Offset Voltage 600µV Max n Input Bias Current 25°C 75p A Max 70°C 600p A Max - Input Offset Current 25°C 40p A Max 70°C 150p A Max - Low Distortion APPLICATIONS n Fast 12-Bit D/A Output Amplifiers n High Speed Buffers n Fast Sample-and-Hold Amplifiers n High Speed Integrators n Voltage to Frequency Converters n Active Filters n Log Amplifiers n Peak Detectors DESCRIPTION The LT®1122 JFET input operational amplifier bines high speed and precision performance. A unique poly-gate JFET process minimizes gate series resistance and gate-to-drain capacitance, facilitating wide bandwidth...