DESCRIPTION

· The TDA7333N is a RDS/RBDS signal processor designed to recover inaudible RDS/RBDS information transmitted on FM radio broadcasting stations.

FEATURES

· 3rd order high-resolution sigma-delta converter for MPX sampling.
· Digital decimation and filtering stages.
· Demodulation of European RDS and USA RBDS.
· Automatic group and block synchronization with flywheel mechanism.
· Error detection and correction.
· RAM buffer with 24 RDS blocks storage capacity.
· Programmable interrupt source (RDS block A, B, or D, TA, TA EON).
· I2C/SPI bus interface.
· Input frequency range 4-21 MHz.
· Power down mode.
· 3.3 V power supply, 0.35 µm CMOS technology.

APPLICATIONS

· FM radio broadcasting systems requiring RDS/RBDS signal processing.