TDA4855 Datasheet, PDF (26/44 Pages) NXP Semiconductors – Autosync Deflection Controller ASDC

Philips Semiconductors
Autosync Deflection Controller (ASDC)
Preliminary specification
TDA4855
handbook, full^cp^oa^mge^pw^oid^stⁱh^{te sync (TTL)}
at HSYNC (pin 15)
internal integration of
composite sync
internal vertical
trigger pulse
PLL1 control voltage
at HPLL1 (pin 26)
clamping and blanking
pulses at CLBL (pin 16)
a. Reduced influence of vertical sync on horizontal phase.
MGC947
handbook, full pagewidth
composite sync (TTL)
at HSYNC (pin 15)
clamping and blanking
pulses at CLBL (pin 16)
MBG596
b. Generation of video clamping pulses during vertical sync with serration pulses.
Fig.11 Pulse diagrams for composite sync applications.
1996 Jul 18
26