GENERAL DESCRIPTION
The SAA2501 audio source decoder supports ISO/IEC MPEG layers I and II and all DAB specific features as described in “Eureka 147 draft specification (EU147)”.
FEATURES
• Advanced error protection
• Integrated audio post processing for control of signal level and inter-channel crosstalk
• Demultiplexing of Program Associated Data (PAD) in the input bitstream
• Automatic digital de-emphasis of the decoded audio signal
• Separate master and slave inputs
• Automatic sample frequency and bit-rate switching in master input mode
• Automatic synchronization of input and output interface clocks in master input mode
• Selectable audio output precision; 16, 18, 20 or 22 bit
• Low power consumption
• Decoded sub-band signal and error flag outputs for error concealment.
APPLICATION
• Digital Audio Broadcast systems as defined in “Eureka 147”.