The MAX2681 SiGe Downconverter Mixer Tuned for GPS Front Ends
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- Quick View Data Sheet for the MAX2680/MAX2681/MAX2682
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For application of the MAX2681 at 900MHz, 1950MHz of 2450MHz, or for further device information, consult the MAX2680/MAX2681/MAX2682 data sheet. For higher input IP3 performance, refer to the application note 890, "Silicon Germanium (SiGe) Downconverter Tuned for GPS Receivers."
Figure 1. The MAX2681 EV kit schematic.
Table 1. The MAX2681 GPS Performance
VCC = +3.0V, fRF1 = 1575MHz, fRF2 = 1576MHz, fLO = 1645MHz, PLO = -5dBm, fIF = 70MHz
|Input Third-Order Intercept Point||
|RF Input Return Loss||
NOTE: PCB losses are not taken into account.