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® TDA7331
SINGLE CHIP RDS DEMODULATOR + FILTER
VERY HIGH RDS DEMODULATION QUALITY
WITH IMPROVED DIGITAL SIGNAL PROC-
ESSING
HIGH PERFORMANCE, 57KHz BANDPASS
FILTER (8th ORDER)
PURELY DIGITAL RDS DEMODULATION
WITHOUT EXTERNAL COMPONENTS
ARI INDICATION AND RDS SIGNAL QUAL-
ITY OUTPUTS
4.332MHz CRYSTAL OSCILLATOR (8.664 and 17.328MHz SELECTABLE OP-
t(s)TIONS)
LOW NOISE CMOS TECHNOLOGY
cLOW RADIATION
DIP20
SO20
ORDERING NUMBERS:
TDA7331
TDA7331D
roduDESCRIPTION PThe TDA7331, an improved version of
TDA7330B, recovers the additional inaudible
teRDS information which is transmitted by FM radio lebroadcasting stations and operates in accordoance with the EBU (European Broadcasting Unsion) specifications.