TDA4858 datasheet(26/44 Pages) PHILIPS

Part #	TDA4858

Description	Economy Autosync Deflection Controller (EASDC)

PDF	44 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

Logo

26 / 44 page

1997 Oct 27

Philips Semiconductors

Product speciﬁcation

Economy Autosync Deﬂection Controller

(EASDC)

TDA4858

Fig.11 Pulse diagrams for composite sync applications.

a. Reduced influence of vertical sync on horizontal phase.

b. Generation of video clamping pulses during vertical sync with serration pulses.

handbook, full pagewidth

composite sync (TTL)

internal integration of

composite sync

internal vertical

trigger pulse

PLL1 control voltage

at HPLL1 (pin 26)

at HSYNC (pin 15)

pulses at CLBL (pin 16)

(triggered on trailing edge)

clamping and blanking

pulses at CLBL (pin 16)

(triggered on leading edge)

clamping and blanking

MGD098

handbook, full pagewidth

composite sync (TTL)

at HSYNC (pin 15)

clamping and blanking

pulses at CLBL (pin 16)

(triggered on trailing edge)

clamping and blanking

pulses at CLBL (pin 16)

(triggered on leading edge)

MGD099

TDA4858 Datasheet(PDF) 26 Page - NXP Semiconductors