The Model 5690 from Netcom is a Tunable RF Filter with a tuning frequency range from 1.5 to 30 MHz. It has a passband insertion loss of less than 4 dB and provides an out-of-band rejection of up to 30 dB. This filter has a tuning speed of less than 50 µs and a minimum tuning resolution of 100 kHz. It allows users to digitally control the center frequency and bandwidth via an SPI interface. This tunable filter has been designed in an appropriate package where compact design, power requirements, and board layout flexibility are crucial. It requires a DC supply of 3.3 V and consumes less than 50 mA of current. The RoHS-compliant filter is available in a surface-mount package that measures 2.2 x 2.2 x 0.5 inches.
