Datasheet Details
| Part number | LM1281 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 391.90 KB |
| Description | 85MHz RGB Video Amplifier |
| Datasheet |
 LM1281 Datasheet
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General Description
The LM1281 is a full feature video amplifier with OSD inputs, all within a 28-pin package.
This part is intended for use in monitors with resolutions up to 1024 x 768.
Key Features
- three matched video amplifiers with blanking. All of the video amplifier adjustments feature high input impedance 0V to 4V DC controls, providing easy interfacing to bus controlled alignment systems. The OSD section features three TTL inputs and a DC contrast control. The switching between the OSD and video section is controlled by a single TTL input. Although the OSD signals are TTL inputs, these signals are internally processed to match the OSD logic low level to the video black level. When ad.