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SAA7705H Datasheet PDF : 60 Pages
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Philips Semiconductors
Car radio Digital Signal Processor (DSP)
Preliminary specification
SAA7705H
SYMBOL
S/NFMMPX(s)
THDCD
S/NCD
THDAM
S/NAM
THDTAPE
S/NTAPE
α19
α38
α57
α76
IMα10
IMα13
α57(VF)
α67(SCA)
PARAMETER
CONDITIONS
MIN.
signal-to-noise ratio
FMMPX input stereo
input signal at 1 kHz;
74
0 dB reference = 0.35 V
(RMS);
bandwidth = 40 kHz; note 1
total harmonic
distortion CD inputs
input signal 0.55 V (RMS) −
at 1 kHz; input gain = 1
−
(see Fig.4);
bandwidth = 20 kHz
signal-to-noise ratio input signal at 1 kHz;
81
CD inputs
0 dB reference = 0.55 V
(RMS);
bandwidth = 20 kHz
total harmonic
distortion AM inputs
input signal 0.55 V (RMS) −
at 1 kHz;
−
bandwidth = 5 kHz
signal-to-noise ratio
AM inputs
input signal at 1 kHz;
83
0 dB reference = 0.55 V
(RMS); bandwidth = 5 kHz
total harmonic
input signal 0.55 V (RMS) −
distortion TAPE inputs at 1 kHz;
−
bandwidth = 20 kHz;
signal-to-noise ratio input signal at 1 kHz;
81
TAPE inputs
0 dB reference = 0.55 V
(RMS);
bandwidth = 20 kHz
carrier and harmonic pilot signal
−
suppression at the
frequency = 19 kHz
output
unmodulated
−
carrier and harmonic subcarrier
−
suppression at the
frequency = 38 kHz
output
unmodulated
−
carrier and harmonic subcarrier
−
suppression for
frequency = 57 kHz
19 kHz, including notch unmodulated
−
carrier and harmonic subcarrier
−
suppression for
frequency = 76 kHz
19 kHz, including notch unmodulated
−
intermodulation
fmod = 10 kHz; fspur = 1 kHz 77
intermodulation
fmod = 13 kHz; fspur = 1 kHz 76
traffic radio (Verkehrs f = 57 kHz
−
Warnfunk) suppression
Subsidiary
f = 67 kHz
−
Communication
Authority (SCA)
suppression
TYP.
77
MAX.
−
UNIT
dB
−83
−78
dB
0.007 0.013
%
84
−
dB
−80
−76
dB
0 .01
0 .016
%
88
−
dB
−80
−76
dB
0.01
0 .016
%
83
−
dB
81
−
dB
98
−
dB
83
−
dB
91
−
dB
83
−
dB
96
−
dB
84
−
dB
94
−
dB
−
−
dB
−
−
dB
110
−
dB
110
−
dB
1999 Aug 16
28
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