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Amplifier IC Application Selection Guide Buffer Amplifiers     Function:   provides isolation, typically to LO, to prevent impedance loading     3 V 5 V >5 V   s12 < -40 dB: INA-31 MGA-865 HMMC-5004     s12 < -30 dB: MGA-855 INA-34 MGA-835 INA-51 INA-03 INA-54 MGA-641 INA-01 INA-02 HMMC-5003     s12 < -20 dB: INA-32 MGA-875 INA-30 MGA-815 INA-12 MGA-825 INA-50 INA-52 INA-10 MSA-08   Alternatives   Discrete Transistors as Buffer Amplifiers   Key Parameters         frequency range graph       isolation [ S12 ] graph       gain [ G ] graph       P 1dB graph       bias [V, I] graph

this page last updated: 1 October 1999