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9.5 GHz bandwidth HBT gain controllable amplifier IC with an amplitude detection circuit

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6 Author(s)
Yamakawa, H. ; Toshiba Corp., Kawasaki, Japan ; Ibe, H. ; Akagi, J. ; Kuriyama, Y.
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A wideband and gain controllable amplifier IC which can detect its output signal amplitude has been fabricated using self-aligned AlGaAs/GaAs HBT technology. A 9.5 GHz bandwidth 10 dB maximum gain, over 20 dB controllable gain width and successful amplitude detection were obtained.

Published in:

Electronics Letters  (Volume:26 ,  Issue: 9 )