Texas Instruments LM1276
The LM1276 pre-amp is an integrated CMOS CRT preamp with an integrated Hi-Brite Window generator, 512 Character OSD generator, and an auto size measurement circuit. 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. The LM1276 preamp is also designed to be compatible with the LM247x high gain driver family.| Part No. | LM1276 |
|---|---|
| Datasheet | LM1276 Download |
| Manufacturer |  Texas Instruments |
| Description | Compatible RGB Preamplifier |
| Buy | Stock & Price |
FEATURES
1●23 Integrated Hi-Brite Window Generator Operation Independent of the Microcontroller
● Programmable Video Emphasis Control
● 8 Programmable Hi-Brite Windows
● Hi-Brite Enhancement on Full Screen, Window Only, or Outside of Windows
● Fully Addressable 512 Character OSD
● 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 in Between
● Internal 512 Character RAM
● Enhanced I2C Compatible Microcontroller Interface to Allow Versatile Page RAM Access
● OSD Window Fade In/Fade Out
● OSD Variable Tone Transparency
● 3 Bit OSD Contrast
● Video Data Detection for Auto Centering and Sizing
● 2 Bit Adjustable Burn-In Screen Mode with No Video Input
● 4 DAC Outputs (8-Bit Resolution) for Bus Controlled CRT Bias and Brightness
● Spot Killer, which Blanks the Video Outputs when VCC Falls Below the Specified Threshold
● Suitable for Use with Discrete or Integrated Clamp, with Software Configurable...
