FARRIS SEMICONDUCTOR a July 1994 HFA1130/883 Output Clamping, 850MHz Current Feedback Amplifier Features Description This Circuit is Processed in Accordance to MIL-STD- 883 and Is Fully Conformant Under the Provisions of Paragraph 1.2.1. * User Programmable Output Voltage Clamps The HFA1130/883 is a high speed, wideband current feed- back amplifier featuring programmable output clamps. Built with Harris proprietary complementary bipolar UHF-1 pro- cess, it is the fastest monolithic amplifier available from any semiconductor manufacturer. * Low Distortion (HD3, 30MHz) .......... ~84dBe (Typ) This amplifier is the ideal choice for high frequency applica- Wide -3dB Bandwidth ............... 850MHz (Typ) _ tions requiring output limiting, especially those needing ultra fast overdrive recovery times. The output clamp function * Very High Slow Rate ............... 2300V/i8 (TYP) atiows the designer to set the maximum positive and nega- Fast Settling (0.1%) ......0. 0c. ccc e eee 1ins (Typ) _ tive output levels, thereby protecting later stages from dam- age or input saturation. The sub-nanosecond overdrive * Excellent Gain Flatness (to SOMHz)..... 0.054B (Typ) recovery time quickly returns the amplifier to linear operation * High Output Current ................0. 65mA (Typ) _ following an overdrive condition. Fast Overdrive Recovery................