SI4730-C40-GU Datasheet, PDF (28/42 Pages) Silicon Laboratories – BROADCAST AM/FM RADIO RECEIVER

Si4730/31-C40
Prop
0x3401
0x3402
0x3403
0x3404
0x4000
0x4001
Table 15. Selected Si473x Properties (Continued)
Name
AM_SEEK_BAND_TOP
AM_SEEK_FREQ_
SPACING
AM_SEEK_SNR_
THRESHOLD
AM_SEEK_RSSI_
THRESHOLD
RX_VOLUME
RX_HARD_MUTE
Description
Default
Sets the top of the AM band for seek.
0x06AE
Selects frequency spacing for AM seek. Default is 10 kHz
spacing.
0x000A
Sets the SNR threshold for a valid AM Seek/Tune. If the value is
zero, then SNR threshold is not considered when doing a seek. 0x0005
Default value is 5 dB.
Sets the RSSI threshold for a valid AM Seek/Tune. If the value
is zero, then RSSI threshold is not considered when doing a 0x0019
seek. Default value is 25 dBuV.
Sets the output volume.
0x003F
Mutes the audio output. L and R audio outputs may be muted
independently in FM mode.
0x0000
28
Rev. 1.0