SAA7197 Overview
SAA7197 The SAA7197 generates all clock signals required for a digital TV system suitable for the SAA719x family. The circuit operates in either the phase-locked loop mode (PLL) or voltage controlled oscillator mode (VCO). FUNCTION DESCRIPTION The SAA7197 generates all clock signals required for a digital TV system suitable for the SAA719x family consisting of an 8-bit analog-to-digital converter (ADC8), digital...
SAA7197 Key Features
- Suitable for Desktop Video systems
- Two different sync sources selectable
- PLL frequency multiplier to generate 4 times of input frequency
- Dividers to generate clocks LLCA, LLCB, LLC2A and LLC2B (2nd and 4th multiples of input frequency)
- PLL mode or VCO mode selectable
- GENERAL DESCRIPTION