Bi-CMOS INTEGRATED CIRCUIT

RDS DATA DEMODULATOR IC

The µPC2539 is data demodulator IC for FM receiver applying to Radio Data System in European countries and Radio Broadcasting Data System in USA.

This IC carries out to extract 57kHz RDS signal from FM multiplex signal, demodulate data-stream, recover bit-rate-clock, and discriminate SK signal in ARI system.

FEATURES

• Adjustment-free

• Built-in 57kHz band-pass-filter consist of switched capactiors.

• High sensitivity.

• Employing digital PLL.

• Small outline plastic package