Datasheet Details
Part number:
LM1246, LM1
Manufacturer:
National Semiconductor
File Size:
2.73 MB
Description:
Rgb preamplifier.
Note:
This datasheet PDF includes multiple part numbers: LM1246, LM1.
Please refer to the document for exact specifications by model.
LM1246, LM1, RGB Preamplifier
The LM1246 pre-amp is an integrated CMOS CRT preamp.
It has an I2C compatible interface which allows control of all the parameters necessary to directly setup and adjust the gain and contrast in the CRT display.
Brightness and bias can be controlled through the DAC outputs, which are well matched to
LM1246 Features
* n Fully addressable 512 Character OSD, simiilar in features to the LM1237/LM1247, with selectable 2 byte character addressing or LM1247 bank select modes n Internal 512 character OSD ROM usable as either (a) 384 2-color plus 128 4-color characters, (b) 640 2-color characters, or (c) some combination
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