BCM4325
Preliminary Data Sheet
6/30/09
RDS/RBDS
The BCM4325 integrates a RDS/RBDS demodulator and decoder with programmable filtering and buffering functions. The
RDS/RBDS data can be read out through either the HCI or BSC interfaces.
In addition, the RDS/RBDS functionality supports the following:
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Block decoding, error correction and synchronization
Storage capability up to 126 blocks of RDS data
Full or partial block B match detect and interrupt to host
Audio pause detection with programmable parameters
Program Identification (PI) code detection and interrupt to host
Automatic frequency jump
Block E filtering
Soft mute
Signal dependant mono/stereo blend
Programmable de-emphasis
OTHER FEATURES
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Single-ended or differential FM RF input
Auto search and tuning
Digital-level indicator (RSSI, IF Frequency)
Low current consumption
Broadcom Corporation
Page 24
RDS/RBDS
Document 4325-DS04-R
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