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TDA1591 Datasheet PDF : 20 Pages
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Philips Semiconductors
PLL stereo decoder and noise blanker
Product specification
TDA1591
CHARACTERISTICS
VP = 10 V; Tamb = 25 °C; input signal Vi MPX(p-p) = 1.7 V; m = 100% (∆f = ±75 kHz, fmod = 1 kHz); de-emphasis of 50 µs
and series resistor at input R1 = 150 kΩ; measurements taken in Fig.1; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply
VP
supply voltage (pin 5)
IP
supply current
Stereo decoder
Vi MPX(p-p) MPX input signal on pin 20
(peak-to-peak value)
∆Vi MPX(p-p)
Vo(rms)
∆Vo
V10-11/Vo
Vo 10,11
Ro 10,11
αcs
overdrive margin of MPX input signal
AF mono output signal at pins 10 and 11
(RMS value)
overdrive margin of output signal
difference of output voltage levels
DC output voltage (pins 10 and 11)
output resistance
channel separation
THD
S/N
α19
α38
α57
α76
IM2
IM3
α57ARI
α67
α114
α190
PSRR
total harmonic distortion
signal-to-noise ratio
pilot signal suppression
subcarrier suppression
intermodulation for fspur = 1 kHz
traffic radio (ARI)
Subsidiary Communication Authorization
(SCA)
Adjacent Channel Interference (ACI)
power supply ripple rejection
VCO (pin 2)
fosc
oscillator frequency (ceramic resonator)
frequency range of free running oscillator
∆f/f
capture and holding range
V7
VCO-off voltage (pin 7)
7.5 10 12 V
−
12 −
mA
THD = 1%
without pilot
THD = 1%
pin 16 open-circuit;
see Fig.6
f = 20 to 16000 Hz
f = 19 kHz
f = 38 kHz
f = 57 kHz
f = 76 kHz
fmod = 10 kHz; note 1
fmod = 13 kHz; note 1
f = 57 kHz; note 2
f = 67 kHz; note 3
f = 114 kHz; note 4
f = 190 kHz; note 4
f = 100 Hz;
Vripple(rms) = 100 mV
−
1.7 −
V
3
−
−
dB
−
900 −
mV
3
−
−
dB
−
−
1
dB
3.3 3.8 4.3 V
−
130 −
Ω
−
40 −
dB
−
0.1 0.3 %
−
76 −
dB
−
50 −
dB
−
50 −
dB
−
46 −
dB
−
60 −
dB
−
60 −
dB
−
58 −
dB
−
70 −
dB
70 −
−
dB
−
80 −
dB
−
70 −
dB
−
35 −
dB
−
456 −
kHz
452 −
460 kHz
−
1
−
%
0
−
0.6 V
1996 Sep 02
6
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