BCM4330 Preliminary Data Sheet
FM Receiver Specifications
Table 32: FM Receiver Specifications (Cont.)
Conditions Minimum Typical Maximum Units
Parameter
Total harmonic
distortion, mono
Vin = 1 mV,
–
0.2
0.8
%
Δf = 75 kHz,
L = R, fmod = 400 Hz,
Deemphasis = 50 µs
Vin = 1 mV,
–
0.2
0.8
%
Δf = 75 kHz,
L = R,
fmod = 1 kHz,
Deemphasis = 50 µs
Vin = 1 mV,
–
–
–
–
0.2
0.2
0.4
–
0.8
0.8
1.5
–60
%
Δf = 75 kHz,
L = R,
fmod = 3 kHz,
Deemphasis = 50 µs
Vin = 1 mV,
%
Δf = 100 kHz,
L = R,
fmod = 1 kHz,
Deemphasis = 50 µs
Total harmonic
distortion, stereo
Vin = 1 mV,
%
Δf = 75 kHz,
L = R,
fmod = 3 kHz,
Deemphasis = 50 µs
Audio spurious products Vin = 1 mV,
Δf = 22.5 kHz,
dBc
fmod = 1 kHz,
Deemphasis = 50 µs,
L = R,
Range from 300 Hz to 15 kHz, with respect
to 1 kHz tone
Audio bandwidth, upper Vin = 1 mV,
15
–
–
–
–
kHz
Hz
(–3 dB point)
Δf = 22.5 kHz, for both 50 and 75 µs
Deemphasis, pre-emphasis applied.
Lower audio bandwidth (–3 dB point)
measured at application circuit with AC
coupling capacitor.
Audio bandwidth, lower
(–3 dB point)
20
Deviation of the audio 100 Hz to 13 kHz,
response from an ideal Vin = 1 mV,
–
–
±0.5
dB
deemphasis curve
Δf = 22.5 kHz, for both 50 and 75 µs
Deemphasis, pre-emphasis applied
With respect to 50 and 75 µs
Deemphasis time
constant tolerance
–
–
–
±5
%
RSSI range
±3 dB accuracy with 1 dB resolution
–110
–30
dBm
Pause Detection
®
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BCM4330 Preliminary Data Sheet
April 28, 2011 • 4330-DS304-RI
Page 131
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