The SA636 is a popular Low-voltage Mixer Wideband FM IF System with high speed RSSI and power down mode that is widely used in many applications. The SA636 can be used in the 500 MHz RF band and the 25 MHz wideband IF. Common applications are set-top boxes, radar detectors, and other applications. The application note AN1997 is available on NXP’s website. The SA636DK with its higher limiting IF at 10.7 MHz may be successfully used as a single conversion UHF and VHF receiver. Also, it may be used as the backend receiver in higher frequency dual conversion receiver. The OM13312 SA636DK demo board operating at 110.592 MHz RF input and 9.8 MHz IF is available for order.