Philips TDA1597 - Manual (Page 14)

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
= 0 V.
(2) I
2
= 0 mA.
(3) V
2
= V
ref
.
handbook, full pagewidth
10
V16(14)
(V)
0
2
4
6
8
MEH076
10
− 6 10
− 5 10
− 4 10
− 3 10
− 2 10
− 1 1
(1)
(2)
(3)
Vi20 (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
V16(14)
(V)
−
200
−
100 100 0 200 300 400
2
4
6
8
MEH079