
Intersil
Description
The HFA1114 is a closed loop Buffer featuring user programmable gain and ultra high speed performance. Manufactured on Intersil’ proprietary complementary bipolar UHF-1 process, the HFA1114 offers a wide -3dB bandwidth of 850MHz, very fast slew rate, excellent gain flatness, low distortion and high output current.
FEATUREs
• Access to Summing Node Allows Circuit Customization
• 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
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