TDA4820T

INTEGRATED CIRCUITS DATA SHEET TDA4820T Sync separation circuit for video applications Preliminary specification File under Integrated Circuits, IC02 June 1990 Philips Semiconductors Preliminary specification Sync separation circuit for video applications FEATURES Fully integrated, few external components Positive video input signal, capacitively coupled Operates with non-standard video input signals Black level clamping Generation of composite sync slicing level at 50% of peak sync voltage Vertical sync separator with double slope integrator Delay time of the vertical output pulse is determined by an external resistor Vertical sync generation with a slicing level at 40% of peak sync voltage Output stage for composite sync Output stage for vertical sync GENERAL DESCRIPTION TDA4820T The TDA4820T is a monolithic integrated circuit including a horizontal and a vertical sync separator, offering composite sync and vertical sync extracted from the video signal. QUICK REFERENCE DATA SYMBOL VP IP V2(p-p) Vsync(p-p) Vo Vo Vo Tamb PARAMETER supply voltage range (pin 1) supply current (pin 1) input voltage amplitude (peak-to-peak value) sync pulse input voltage amplitude (pin 2) (peak-to-peak value) maximum vertical sync output voltage (pin 6) maximum composite sync output voltage (pin 7) minimum output voltage (pins 6 and 7) operating ambient temperature range I6 = −1 mA I7 = −3 mA I6,7 = 1 mA CONDITIONS − 0.2 50 10.0 10.0 − 0 MIN. 10.8 8 1 300 − − − − TYP. 12...