Philips Semiconductors
Digital satellite radio broadcasting tuner
decoder (SAT-2)
Product specification
SAA7500
GENERAL DESCRIPTION
The SAA7500 performs a decoder function for digital
satellite sound broadcasting tuners. It is designed to
decode one of 16 stereo channels broadcasting audio
signals in accordance with the German standard -
Technische Richtlinie ARD/ZDF Nr. 3R1.
Features
• Clock recovery
• Differential decoding
• Main frame synchronization
• Swapping half-frames in case of inversion
• Unscrambling
• Demultiplexing
• Subframe synchronization
• Error correction and concealment
• Scale factor decoding with error correction
• Shift into the original values using the scale factors
• Mute in case of synchronization loss
QUICK REFERENCE DATA
PARAMETER
Supply voltage
Power dissipation
Clock frequency
SYMBOL
VDD
Ptot
T20N
MIN.
4.5
20.48
MAX.
5.5
500
UNIT
V
mW
MHz
PACKAGE OUTLINE
68-lead plastic leaded chip carrier (PLCC); ‘pocket’ version (SOT188AA); SOT188-2; 1996 September 05.
September 1989
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