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April 1985 6
Philips Semiconductors Product specification
I.F. amplifier and demodulator for
multistandard TV receivers
TDA2549
Fig.2 A.F.C. output voltage V
15-3
for positive a.f.c. Fig.3 A.F.C. output voltage V
15-3
for negative a.f.c.
Fig.4 Video output waveform showing white spot and noise inverter threshold levels.