The HFA1112 is a closed loop Buffer featuring user programmable gain and ultra high speed performance. Manufactured on Intersil’s proprietary complementary bipolar UHF-1 process, these devices offer a wide -3dB bandwidth of 850MHz, very fast slew rate, excellent gain flatness, low distortion and high output current.

特性 Features

? User Programmable for Closed-Loop Gains of +1, -1 or +2 without Use of External Resistors

? Wide -3dB Bandwidth. . . . . . . . . . . . . . . . . . . . . . 850MHz

? Very Fast Slew Rate. . . . . . . . . . . . . . . . . . . . . . 2400V/μs

? Fast Settling Time (0.1). . . . . . . . . . . . . . . . . . . . . 11ns

? High Output Current . . . . . . . . . . . . . . . . . . . . . . . . . 60mA

? Excellent Gain Accuracy . . . . . . . . . . . . . . . . . . . 0.99V/V

? Overdrive Recovery . . . . . . . . . . . . . . . . . . . . . . . . <10ns

? Standard Operational Amplifier Pinout

? Pb-Free Plus Anneal Available (RoHS Compliant)

Applications

? RF/IF Processors

? Driving Flash A/D Converters

? High-Speed Communications

? Impedance Transformation

? Line Driving

? Video Switching and Routing

? Radar Systems

? Medical Imaging Systems

? Related Literature

- AN9507, Video Cable Drivers Save Board Space