TDA4841PS Datasheet, PDF (33/60 Pages) NXP Semiconductors – I2C-bus autosync deflection controller for PC monitors

Philips Semiconductors
I²C-bus autosync deflection controller for
PC monitors
handbook, full pagewidth
relative tHDRV(OFF)/tH
(%)
52
Product specification
TDA4841PS
MGM077
45
15 30
110 130 _{fH (kHz)}
Fig.16 Relative t_OFF time of HDRV as a function of horizontal frequency.
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.
1999 Oct 25
Fig.17 Pulse diagrams for composite sync applications.
33