TDA4855 Datasheet, PDF (24/44 Pages) NXP Semiconductors – Autosync Deflection Controller ASDC

Philips Semiconductors
Autosync Deflection Controller (ASDC)
Pulse diagrams
Preliminary specification
TDA4855
handbook, full pagewidth
horizontal oscillator sawtooth
at HCAP (pin 29)
horizontal sync pulse
PLL1 control current
at HPLL1 (pin 26)
video clamping pulse
at CLBL (pin 16)
triggered on
trailing edge of horizontal sync
line flyback pulse
at HFLB (pin 1)
PLL2 control current
at HPLL2 (pin 31)
line drive pulse at HDRV (pin 7)
horizontal focus parabola
at FOCUS (pin 10)
+-
vertical blanking level
+–
PLL2
control range
45 to 48% of line period
MBG598
1996 Jul 18
Fig.9 Pulse diagram for horizontal part.
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