TDA4821P Datasheet, PDF (8/20 Pages) NXP Semiconductors – Autosize IC for colour monitors

Philips Semiconductors
Autosize IC for colour monitors
Product specification
TDA4821P
Table 2 Horizontal timing measurements
TIMING
HsWidth
Hperiod
Hfbstrt
Hfbstop
HfstVid
BITS
8
12
12
12
12
CONDITIONS
trailing edge of pulse on pin HS
next leading edge of pulse on pin HS
leading edge of pulse on pin HFB
trailing edge of pulse on pin HFB
first active video on pins VIN1, VIN2 or VIN3
HlstVid
12 last active video on pins VIN1, VIN2 or VIN3
REMARKS
in line 64 only
in line 64 only
in line 64 only
in line 64 only
in any line since last leading edge of pulse on
pin VS
in any line since last leading edge of pulse on
pin VS
handbook, full pagewidth
horizontal sync
(pin HS)
horizontal
flyback pulse
(pin HFB)
R, G, B video inputs
(pins VIN1, VIN2, VIN3)
reference clock
HsWidth
Hperiod
threshold level
Hfbstop
Hfbstrt
HfstVid
HlstVid
Fig.4 Horizontal timing.
MHB654
2000 Feb 09
8