Datasheet Summary
LT5546 40MHz to 500MHz VGA and I/Q Demodulator with 17MHz Baseband Bandwidth
Features s s s s
DESCRIPTIO s s s s s s s s s s
17MHz I/Q Lowpass Output Noise Filters Wide Range 1.8V to 5.25V Supply Voltage Frequency Range: 40MHz to 500MHz THD < 0.14% (- 57dBc) at 800mVP-P Differential Output Level IF Overload Detector Log Linear Gain Control Range:
- 7dB to 56dB Baseband I/Q Amplitude Imbalance: 0.2dB Baseband I/Q Phase Imbalance: 0.6° 7.8dB Noise Figure at Max Gain Input IP3 at Low Gain:
- 1dBm Low Supply Current: 24mA Low Delay Shift Over Gain Control Range: 2ps/dB Outputs Biased Up While in Standby 16-Lead QFN 4mm × 4mm Package with Exposed Pad
U APPLICATIO S s s s s
GPS IF Receivers...