SD1200 Datasheet, PDF (3/35 Pages) List of Unclassifed Manufacturers – Analog-Interface XGA/SXGA TFT LCD Display Controller

SmartASIC, Inc.
SD1200
PRELIMINARY DATA SHEET
SD1200
Analog-Interface XGA/SXGA TFT LCD Display Controller
Features
• Highly integrated analog interface
XGA/SXGA TFT LCD Display
Controller
• Handle both 24-bit and 48-bit
sampled RGB input up to SXGA
(1280x1024) @ 85Hz
• Support various PC graphics cards
• Drive 48-bit digital RGB output up
to SXGA (1280x1024) @ 75Hz
• Support various TFT LCD panels
• Truly “Plug and Display” no
special driver running on PC
• Implement proprietary
SmartDisplay technology for
- input mode detection and auto
calibration
- output image scaling and
interpolation
- 16.7 million true color support
for 6 bit panel
- robust detection and handling
of invalid input modes
• Advanced input mode detection
and auto calibration
- input refresh rate detection
- input format detection
- input sync polarity detection
- image expansion
- input frequency detection
- optimal sampling clock phase
calibration
• Advanced image scaling and
interpolation with
- automatic image centering
- automatic image expansion in
both horizontal and vertical
directions
- programmable horizontal and
vertical expansion ratio
- programmable horizontal and
vertical interpolation algorithm
• True color support for 6 bit panel
- Proprietary dithering based on
both intensity and spatial
information
- Optional frame modulation
• Robust handling of invalid input
conditions
- detect no input signal
- detect input signal beyond
specified acceptable range
- output status indicators
- generate output signal even
when no input signal
• Support multiple TFT LCD panels
- programmable output timing
parameters to match
specifications of various TFT
LCD panels
- support power On/Off sequence
- Output signal is synchronized
with the input signal with the
same frame rate
• Low-cost system solution
- no external frame buffer
required
- 2-wire I²C serial interface for
EEPROM and CPU
- programmable OSD mixer
- direct interface to external
ADC’s and PLL’s
- 160 pin PQFP Package
- 5.0V and 3.3V supply
September, 1998
SmartASIC Confidential
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