
TVText Pro
http://www.infineon.com
Product Brief
TVText Pro
SDA 555x
P otential Applications
With it´s integrated 8051-based µC
incl. all necessary peripherals, Lev-
el 1.5 Teletext decoder and a pow-
erful display generator on board,
TVText Pro offers the perfect basis
for a wide range of TV-sets:
■Lowend OSD-only or simple
Teletext
■Midrange TOP/FLOF-Teletext
■Highend with up to 100 pages of
Telete xt and EPG
Hard ware Features
■8-Bit microcontroller core (8051
compatible) clock ed at 33 MHz
(min. 360 ns)
■Up to 128 KB internal ROM
■Up to 1 MB e xternal ROM/RAM
■Up to 16 KB internal XRAM
■Single external 6 MHz crystal for
all internal clock systems
■Simultaneous reception of TTX,
VPS/PDC and WSS (16:9)
■New digital slicer with automatic
distortion detection and com-
pensation f or high-quality
VBI-line acquisition e ven under
bad signal conditions
■0.25 µm CMOS technolog y for
high perf ormance and low
pow er dissipation (2.5/3.3 V)
■various po wer sav e modi (down
to < 5 mA possible)
■Two 16-Bit timers, one watch-
dog- and one IR control timer
■PWM unit (two channels 14 Bit,
six channels 8 Bit)
■ADC (f our channels 8 Bit)
■UAR T interface
Display Features
■Single character set for all
west-/east-european and
arabic/farsi based languages
■Programmable screen size
(25 rows x 33...64 columns)
■Fle xib l e character matrix
(12x9...16 pix el)
■CLUT with up to 64 out of
4096 colors
■Up to 256 Dynamically Redefin-
able Char acters (up to 1024
DRCs in enhanced mode)
■Up to 16 colors per character
■Parallel attrib utes
■Smooth scrolling hardware cur-
sor (pix el by pixel shiftab le)
■Support of progressive scan and
100 Hz
■Free progr ammable pixel cloc k
from 10 up to 32 MHz (indepen-
dent from CPU clock)
Development Support and Tools
■W orldwide tested Firm-
ware-modules for data
acquisition and IR-detection
■Improved Display Editor
(TEDIPRO) for fast and easy
OSD- and f ont development
■EPG firmware-pac kage avail-
able (b y TARA Systems)
■Demo Board with Demo-SW
■v arious emulators supported
(Hite x, Kleinhenz)
■Flash version for development,
ramp up and small series
Packages
■P-SDIP-52, P-MQFP-64
(ROM-versions)
■P-MQFP-100, P-LCC-84
(ROMless versions)
The latest innovation of Infineon
Technologies TVText-family, the
SDA 555x-series, offers a maximum
feature set at a minimum price.