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1997 Feb 27 14
Philips Semiconductors Product specification
IF amplifier/demodulator for FM radio receivers TDA1597
Fig.12 External mute voltage V
16(14)
dependent on input signal V
iIF
(pin 20); typical adjusting range.
(1) V
2
=0V.
(2) I
2
= 0 mA.
(3) V
2
=V
ref
.
handbook, full pagewidth
10
V
16(14)
(V)
0
2
4
6
8
MEH076
10
−6
10
−5
10
−4
10
−3
10
−2
10
−1
1
(1)
(2)
(3)
V
i20 (rms)
(V)
Fig.13 Mute voltage V
16(14)
dependent on detuning; V
iIF
= 10 mV (RMS).
handbook, full pagewidth
detune (kHz)
10
0
−400 −300
V
16(14)
(V)
−200 −100 1000 200 300 400
2
4
6
8
MEH079