TDA4851 Description
TDA4851 DC-coupling to vertical power amplifier Internal supply voltage stabilization with excellent ripple rejection to ensure stable geometrical adjustments The TDA4851 is a monolithic integrated circuit for economical solutions in VGA/XGA and autosync monitors. The IC incorporates the plete horizontal and vertical small signal processing. VGA-dependent mode detection and settings are performed on chip.
TDA4851 Key Features
- VGA operation fully implemented including alignment-free vertical and E/W amplitude presettings
- 4th VGA mode easy applicable (XGA, Super VGA)
- Autosync operation externally selectable
- Low jitter
- All adjustments DC-controllable
- Alignment-free oscillators
- Sync separators for video or horizontal and vertical TTL sync levels regardless of polarity
- Horizontal oscillator with PLL1 for sync and PLL2 for flyback
- Constant vertical and E/W amplitude in autosync operation QUICK REFERENCE DATA SYMBOL VP IP Vi sync positive supply volt
- 1.7 1.2 1.7 1.2