The HFA1100 is a high-speed, wideband, fast settling current feedback amplifier built with Intersils proprietary complementary bipolar UHF-1 process. It operates with single supply voltages as low as 4.5V (see Application Information section).
Features
⢠Low Distortion (30MHz, HD2) . . . . . . . . . . . . . . . . -56dBc
⢠-3dB Bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . . 850MHz
⢠Very Fast Slew Rate . . . . . . . . . . . . . . . . . . . . . 2300V/µs
⢠Fast Settling Time (0.1%). . . . . . . . . . . . . . . . . . . . . 11ns
⢠Excellent Gain Flatness
- (100MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±0.14dB
- (50MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±0.04dB
⢠High Output Current . . . . . . . . . . . . . . . . . . . . . . . . . 60mA
⢠Overdrive Recovery . . . . . . . . . . . . . . . . . . . . . . . . <10ns
⢠Operates with 5V Single Supply (See AN9745)
⢠Pb-Free Available (RoHS Compliant)
Applications
⢠Video Switching and Routing
⢠Pulse and Video Amplifiers
⢠RF/IF Signal Processing
⢠Flash A/D Driver
⢠Medical Imaging Systems
⢠Related Literature
- AN9420, Current Feedback Theory
- AN9202, HFA11XX Evaluation Fixture
- AN9745, Single 5V Supply Operation
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