TDA8722 Description
plastic small outline package; body width 7.5 mm plastic shrink small outline package; body width 4.4 mm GENERAL DESCRIPTION TDA8722 The TDA8722 is a programmable modulator which generates an RF TV channel from a baseband video signal and a baseband audio signal in the event of negative video and FM sound standards (PAL B/G, I, D/K and NTSC).
TDA8722 Key Features
- Video amplifier with clamp and white clip circuits
- FM sound modulator
- Asymmetrical and symmetrical RF outputs available
- Symmetrical RF oscillator using only a few external ponents
- External adjusting of modulation depth and level of the sound subcarrier
- I2C-bus receiver for frequency setting and test-mode selection
- One I2C programmable output port
- On-chip Phase-Locked Loop (PLL) frequency synthesizer
- On-chip power supply regulator
- Bus switchable oscillator