Philips Semiconductors
PLL stereo decoder and noise blanker
Product specification
TDA1591
50
handbook, full pagewidth
αcs
(dB)
(1)
40
MEH032
30
20
(2)
10
0
10
102
103
104
foAF (Hz)
105
(1) Coupling capacitor CK at pin 20 = 10 µF.
(2) Coupling capacitor CK at pin 20 = 0.1 µF.
Fig.6 Channel separation as a function of audio frequency.
2
handbook, full pagewidth
VoAF
(dB)
0
MEH033
(1)
−2
(2)
−4
−6
−8
−10
10
102
(1) V15-17 = 0.
(2) V15-17 = −300 mV.
103
foAF (Hz)
104
Fig.7 HCC as a function of audio frequency (pin 7 connected to GND; without pre-emphasis).
1996 Sep 02
10