AL875 Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – Triple High Speed, 8-bit Analog-to-Digital Converter

AL875
High Speed Triple 8-bit ADC
Applications
− LCD/PDP Monitors
− LCD Projectors
− Other Flat Panel Displays
− High-end Video/Graphics Processing
Description
The AL875 is a high-speed triple 8-bit
monolithic analog-to-digital converter
(ADC) designed for digitizing RGB
graphics/video signal or other applications.
Its 110 MHz conversion rate can support
display resolution up to 1280x1024 at
60Hz.
• High speed 8-bit ADC up to 110MHz encode rate
• Support display resolution up to 1280x1024 at 60Hz
• Low power dissipation (0.8W typical at 3.3V,
110MHz)
• 0.6~2.0V p-p analog input range
• 10k~1MHz HSYNC locking range
• Full programmability via I²C interface
• Support automatic screen positioning
• Support automatic clock phase adjustment
• TTL compatible digital inputs and outputs
• High impedance tri-state output
• Power-down mode
• Single 3.3 volt power with 5 volt tolerant I/O
• 100-pin 14x20 mm PQFP package
ADDR1/2
SDA
SCL
IIC Interface
&
Control Logic
Digital
Logic
Circuits
RIN
VRT
VN
VRB
GIN
VRT
VN
VRB
BIN
VRT
VN
VRB
T/H
ADC/R
T/H
ADC/G
T/H
ADC/B
AL875-01a functional block diagram.vsd
Output
Logic
Output
Logic
Output
Logic
AVERLOGIC TECHNOLOGIES, INC. E-mail: [e-mail]
AVERLOGIC TECHNOLOGIES, CORP. E-mail: [e-mail]
CKEXT
HSYNC
VSYNC
CK REF
CP
ROUT<7:0>
GOUT<7:0>
BOUT<7:0>
/OE
URL: www.averlogic.com
URL: www.averlogic.com.tw
February 25, 2003