1997 Feb 27 15

Philips Semiconductors Product specification
IF amplifier/demodulator for FM radio receivers TDA1597

Fig.14 Control voltage V6 dependent on input signal ViIF (pin 20); typical adjusting range.

(1) V2=0V.
(2) I2=0 mA.
(3) V2=V
ref.
10
0
10−610−510−410−310−210−11
MBE516
2
4
6
8
Vi20 (rms) (V)
V6
(V)
(1)
(2)
(3)

Fig.15 Control voltage V6 dependent on detuning; ViIF = 10 mV (RMS).

handbook, full pagewidth
detune (kHz)
10
0
−400 −300
V6
(V)
−200 −100 1000 200 300 400
2
4
6
8
MED834