LTC5540
600MHz to 1.3GHz
High Dynamic Range
Downconverting Mixer
Description Features n n n n n n n n n n n n n n Conversion Gain: 7.9dB at 900MHz
IIP3: 25.9dBm at 900MHz
Noise Figure: 9.9dB at 900MHz
16.2dB NF Under +5dBm Blocking
High Input P1dB
3.3V Supply, 640mW Power Consumption
Shutdown Pin
50О© Single-Ended RF and LO Inputs
LO Inputs 50О© Matched when Shutdown
High Isolation LO Switch
0dBm LO Drive Level
High LO-RF and LO-IF Isolation
Small Solution Size
20-Lead (5mm Г— 5mm) QFN package The LTCВ®5540 is part of a family of high dynamic range, high
gain passive downconverting mixers covering the 600MHz
to 4GHz frequency range. The LTC5540 is optimized for
0.6GHz to 1.3GHz RF applications. The LO frequency
must fall within the 0.7GHz to 1.2GHz range for optimum
performance. A typical application is a LTE or GSM receiver …