DATASHEET
To request the full datasheet, please visit www.intersil.com/products/TW8820 LCD Controller
TW8820
TIMING CONTROLLER (TCON) Description
The TW8820 incorporates many of the features required
to create a multi-purpose Video Door phone intercom
LCD display system in a single package. It integrates a
high quality 2D comb NTSC/PAL/SECAM video decoder,
high quality scaler, and image enhancement functions
which include Black and White Stretch and Gamma
Correction. It also supports panoramic scaling for
conversion to wide screen display. TW8820 supports
analog composite video input and the output supports a
wide variety of digital LCD panel types with its built-in
timing controller. п‚ Supports programmable timing interface signals for
control
п‚ Column (source) driver/row (gate) driver ON SCREEN DISPLAY
п‚ 6912 byte programmable font RAM and 256 display
RAM
п‚ Four windows font OSD with bordering/shadowing
п‚ 1/2/3/4 bits/pixel
п‚ Supports variable width (12/16), height (2~32) Features IMAGE PROCESSING ANALOG VIDEO DECODER п‚ High quality scaler with both up/down and nonlinear
scaling support п‚ NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N …