The HFA1130 is a high speed wideband current feedback amplifier featuring programmable output limits. Built with Intersil’s proprietary complementary bipolar UHF-1 process, it is the fastest monolithic amplifier available from any semiconductor manufacturer.

Features

• User Programmable Output Voltage Limits

• 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

- (30MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.01dB

• High Output Current . . . . . . . . . . . . . . . . . . . . . . . . . 60mA

• Overdrive Recovery . . . . . . . . . . . . . . . . . . . . . . . . . <1ns

• Pb-Free (RoHS Compliant)

Applications

• Residue Amplifier

• Video Switching and Routing

• Pulse and Video Amplifiers

• Wideband Amplifiers

• RF/IF Signal Processing

• Flash A/D Driver

• Medical Imaging Systems

• Related Literature

- AN9420, Current Feedback Theory

- AN9202, HFA11XX Evaluation Fixture