CH7002D
Description
Chrontel’s CH7002 VGA to NTSC/PAL encoder is a standalone integrated circuit which provides a PC 99 compliant solution for TV output. It accepts RGB analog inputs directly from VGA controllers and converts them directly into NTSC or PAL TV format, with simultaneous composite and S-Video outputs.
Key Features
- Fully integrated solution for PC to TV display
- TrueScale TM rendering engine supports underscan operation for both 640x480 or 800x600 inputs †
- Advanced 3-line digital flicker filtering with programmable algorithm selections †
- Fully programmable through I2C port or hardware (pin-based) controls
- Wide range of VGA software drivers for full synchronization and image positioning
- Auto-detection of TV presence
- Programmable power management features three power-down modes
- Supports both NTSC and PAL (B, D, G, H, or I) TV formats onto both composite and S-Video
- Triple 8-bit ADC inputs and triple 8-bit DAC outputs
- On-chip reference generation and loop filter
