CXA3685ER Datasheet (Sony Corporation)

CXA3685ER, Direct Conversion IC

The CXA3685ER is an IC developed for direct orthogonal detection of L band (1 to 2GHz) IF signals in a digital satellite broadcast reception tuner.

This direct conversion (Zero-IF) technology eliminates the need for the SAW filter that was formerly necessary.

In addition, the CXA3685ER incorporates

CXA3685ER Features

* Low power consumption: 430mW (typ.) No need for an external inductor and varactor diode 3.3V single power supply Reception frequency: 950MHz to 2150MHz Wide input range (typ.

* 65dBm to

* 15dBm) Internal wide band 90° phase shifter Internal output for controlling an exter